Free Online Tools

181+ free tools for images, legal documents, SEO, development, and text processing. No signup, no upload — everything runs in your browser.

Background Remover

Remove backgrounds from images instantly with AI. Free, no signup required. Works 100% in your browser.

Image Tools

Image Compressor

Compress JPG, PNG, and WebP images online for free. Reduce file size without losing quality. No upload needed.

Image Tools

Image Resizer

Resize images to any dimension online for free. Supports JPG, PNG, WebP. No upload, works in your browser.

Image Tools

Favicon Generator

Generate favicons in multiple sizes from any image. Create ICO, PNG favicon files for your website. Free online tool.

Image Tools

Image to PDF

Convert JPG, PNG, WebP images to PDF documents online for free. Combine multiple images into one PDF.

Image Tools

Passport Photo

Create passport photos and ID photos that meet official requirements. Free online passport photo tool.

Image Tools

Screenshot Generator

Create beautiful, professional screenshot mockups. Add backgrounds, shadows, and frames to your screenshots.

Image Tools

HEIC to JPG

Convert HEIC/HEIF images to JPG format online for free. No upload needed, works entirely in your browser.

Image Tools

Metadata Remover

Remove EXIF metadata from images to protect your privacy. Strip GPS, camera info, and more. Free online tool.

Image Tools

DPI Changer

Change the DPI/PPI of any image online for free. Set custom resolution for printing or digital use.

Image Tools

Image to Base64

Convert images to Base64 encoded strings online for free. Generate data URIs for embedding images in HTML/CSS.

Image Tools

Image to ICO

Convert any image to ICO format for Windows icons and favicons. Free online converter, no upload needed.

Image Tools

Instagram Grid

Split images into grid tiles for Instagram. Create stunning grid layouts with 3x1, 3x2, 3x3 splits. Free tool.

Image Tools

Twitch Emotes

Resize images to Twitch emote and badge sizes (28x28, 56x56, 112x112). Free online tool for streamers.

Image Tools

Coloring Page

Convert any photo into a printable coloring page. Create line art from images for kids and adults. Free tool.

Image Tools

Film Effect

Apply vintage film effects and retro filters to your photos. Simulate analog film looks. Free online tool.

Image Tools

WA Sticker Maker

Create custom WhatsApp stickers from any image. Resize and format images for WhatsApp sticker packs. Free tool.

Image Tools

Meme Generator

Create custom memes with text overlays online for free. Add top and bottom text to any image. No watermark.

Image Tools

Pixel Art

Convert any image into pixel art style. Create retro pixelated versions of your photos. Free online tool.

Image Tools

Polaroid Frame

Add a classic Polaroid frame to any photo. Create vintage instant camera style images. Free online tool.

Image Tools

LinkedIn Carousel

Create professional LinkedIn carousel posts from text. Generate multi-slide PDF documents for LinkedIn.

Image Tools

Discord Emoji

Resize images for Discord emojis and stickers. Create 128x128 custom emojis. Free online tool.

Image Tools

YT Thumbnail

Create eye-catching YouTube thumbnails at 1280x720. Add text overlays and effects. Free online tool.

Image Tools

Paint by Numbers

Convert any photo into a paint by numbers template. Generate numbered sections with color guides. Free tool.

Image Tools

Photo Booth Strip

Create classic photo booth strips from your images. Combine multiple photos into a strip layout. Free tool.

Image Tools

Circle Crop

Crop any image into a perfect circle online for free. Great for profile pictures and avatars. No upload needed.

Image Tools

Color Palette

Extract dominant colors and generate color palettes from any image. Get hex codes and RGB values. Free tool.

Image Tools

Image Compare

Compare two images side by side with a slider. Spot differences between before and after images. Free tool.

Image Tools

Spotify Cover

Create custom Spotify playlist covers at the perfect 300x300 size. Add text and effects. Free online tool.

Image Tools

Glitch Effect

Apply digital glitch effects to your images. Create cyberpunk and vaporwave style visuals. Free online tool.

Image Tools

Pop Art

Transform photos into pop art style images. Create Andy Warhol inspired artwork. Free online tool.

Image Tools

ASCII Art

Convert any image into ASCII art. Create text-based art from photos. Supports multiple character sets. Free tool.

Image Tools

Tilt-Shift

Apply tilt-shift effect to make photos look like miniature models. Adjustable blur and focus area. Free tool.

Image Tools

Privacy Policy Generator

Generate a professional privacy policy for your website or app. GDPR and CCPA compliant. Free online tool.

Legal & Policy

Terms of Service Generator

Generate professional terms of service for your website or app. Customizable clauses. Free online tool.

Legal & Policy

Cookie Policy Generator

Generate a GDPR-compliant cookie policy for your website. Covers all cookie types. Free online tool.

Legal & Policy

Return Policy Generator

Generate a professional return and refund policy for your e-commerce store. Customizable terms. Free tool.

Legal & Policy

Disclaimer Generator

Generate professional disclaimers for your website or blog. Covers affiliate, medical, legal disclaimers. Free tool.

Legal & Policy

DMCA Notice Generator

Generate a DMCA notice and takedown policy for your website. Protect your content with proper DMCA compliance.

Legal & Policy

Shipping Policy Generator

Generate a professional shipping policy for your e-commerce store. Cover domestic and international shipping. Free.

Legal & Policy

EULA Generator

Generate a professional EULA for your software or app. Customizable license types and restrictions. Free tool.

Legal & Policy

Meta Tag Generator

Generate optimized meta tags for your website. Create title, description, Open Graph, and Twitter Card tags. Free tool.

SEO & Web

Schema Markup Generator

Generate JSON-LD structured data for rich snippets. Supports Organization, Article, Product, FAQ, and more. Free tool.

SEO & Web

Open Graph Generator

Generate Open Graph and Twitter Card meta tags with live Facebook and Twitter previews. Free online tool.

SEO & Web

Robots.txt Generator

Generate a robots.txt file for your website. Control search engine crawling with custom rules. Free online tool.

SEO & Web

UTM Builder

Build UTM-tagged URLs for campaign tracking. Generate Google Analytics compatible tracking links. Free tool.

SEO & Web

Slug Generator

Convert text into clean, SEO-friendly URL slugs. Supports transliteration, bulk conversion. Free online tool.

SEO & Web

JSON Formatter

Format, validate, and minify JSON online. Beautify JSON with custom indentation. Free online tool.

Developer Tools

Base64 Encode/Decode

Encode and decode Base64 strings online. Supports full Unicode text. Free tool with instant conversion.

Developer Tools

JWT Decoder

Decode and inspect JSON Web Tokens (JWT) instantly. View header, payload, and expiration. Free online tool.

Developer Tools

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text. Free online hash calculator.

Developer Tools

UUID Generator

Generate cryptographically secure UUID v4 identifiers. Bulk generation with multiple formats. Free online tool.

Developer Tools

Regex Tester

Test and debug regular expressions with live matching and highlighting. View match details and groups. Free tool.

Developer Tools

Cron Expression Generator

Build and validate cron expressions with a visual editor. See next run times and human-readable descriptions. Free tool.

Developer Tools

Lorem Ipsum Generator

Generate Lorem Ipsum placeholder text in paragraphs, sentences, words, or lists. HTML output supported. Free tool.

Developer Tools

Word Counter

Count words, characters, sentences, and paragraphs in your text. Keyword density analysis. Free online tool.

Text & Content

Case Converter

Convert text between uppercase, lowercase, title case, camelCase, snake_case, and more. 12 case types. Free tool.

Text & Content

Text to PDF

Convert plain text to PDF documents online for free. Custom fonts, page sizes, and formatting options.

Text & Content

Markdown to HTML

Convert Markdown to HTML with live preview. Copy HTML code or download as a standalone HTML file. Free tool.

Text & Content

Text Diff

Compare two texts and find differences. Line-by-line, word, or character comparison with highlighting. Free tool.

Text & Content

QR Code Generator

Generate QR codes for URLs, text, email, phone, WiFi, and vCards. Custom colors and sizes. Free online tool.

Text & Content

Concrete Calculator

Calculate how much concrete you need for slabs, footings, and columns. Get cubic yards, bags, and cost estimates. Free tool.

Construction & Home

Roofing Calculator

Calculate roofing materials needed including shingles, underlayment, and nails. Estimate costs by roof area and pitch. Free tool.

Construction & Home

Drywall Calculator

Calculate the number of drywall sheets needed for your project. Accounts for doors, windows, and waste. Free tool.

Construction & Home

Paint Calculator

Calculate how much paint you need for walls and ceilings. Accounts for doors, windows, and multiple coats. Free tool.

Construction & Home

Flooring Calculator

Calculate flooring materials needed for hardwood, laminate, or vinyl. Includes waste factor and cost estimates. Free tool.

Construction & Home

Tile Calculator

Calculate the number of tiles needed for floors, walls, or backsplashes. Accounts for grout spacing and waste. Free tool.

Construction & Home

Lumber Calculator

Calculate board feet and lumber quantities for your project. Convert dimensions and estimate costs. Free tool.

Construction & Home

Gravel Calculator

Calculate how much gravel you need for driveways, paths, and landscaping. Get tons and cubic yards. Free tool.

Construction & Home

Mulch Calculator

Calculate how much mulch you need for garden beds and landscaping. Get cubic yards and bag estimates. Free tool.

Construction & Home

Fence Calculator

Calculate fence materials including posts, rails, and pickets. Estimate costs for wood or vinyl fencing. Free tool.

Construction & Home

Deck Calculator

Calculate deck boards, joists, posts, and hardware needed. Estimate material costs for your deck project. Free tool.

Construction & Home

Brick Calculator

Calculate the number of bricks needed for walls, patios, and paths. Accounts for mortar joints and waste. Free tool.

Construction & Home

Insulation Calculator

Calculate insulation needed for walls, attics, and floors. Compare R-values and estimate costs. Free tool.

Construction & Home

Staircase Calculator

Calculate stair rise, run, number of steps, and stringer dimensions. Ensure building code compliance. Free tool.

Construction & Home

Wallpaper Calculator

Calculate wallpaper rolls needed for your room. Accounts for pattern repeat, doors, and windows. Free tool.

Construction & Home

Carpet Calculator

Calculate carpet square footage and yardage for your room. Estimate padding and installation costs. Free tool.

Construction & Home

Asphalt Calculator

Calculate asphalt tonnage for driveways, parking lots, and roads. Get hot mix quantities and cost estimates. Free tool.

Construction & Home

Sand Calculator

Calculate how much sand you need for construction, landscaping, or sandboxes. Get tons and cubic yards. Free tool.

Construction & Home

Topsoil Calculator

Calculate topsoil volume for gardens, lawns, and raised beds. Get cubic yards and bag estimates. Free tool.

Construction & Home

Retaining Wall Calculator

Calculate retaining wall blocks, gravel, and materials needed. Estimate costs by wall dimensions. Free tool.

Construction & Home

Gutter Calculator

Calculate gutter lengths, downspouts, and accessories needed. Estimate costs for your gutter project. Free tool.

Construction & Home

HVAC Size Calculator

Calculate the right HVAC size for your space in BTU and tonnage. Factor in climate, insulation, and windows. Free tool.

Construction & Home

Electrical Load Calculator

Calculate total electrical load for your home or building. Determine panel size and circuit requirements. Free tool.

Construction & Home

Solar Panel Calculator

Calculate how many solar panels you need based on energy usage. Estimate system size, cost, and savings. Free tool.

Construction & Home

Plywood Calculator

Calculate plywood sheets needed for subfloors, walls, and roofs. Accounts for waste and cut optimization. Free tool.

Construction & Home

Rebar Calculator

Calculate rebar quantities for concrete slabs and foundations. Get lengths, weight, and spacing. Free tool.

Construction & Home

Pool Volume Calculator

Calculate swimming pool water volume in gallons and liters. Supports rectangular, round, and oval pools. Free tool.

Construction & Home

Shed Size Calculator

Calculate shed materials including lumber, siding, and roofing. Get material lists and cost estimates. Free tool.

Construction & Home

Crown Molding Calculator

Calculate crown molding length needed for your room. Account for corners, joints, and waste. Free tool.

Construction & Home

Square Footage Calculator

Calculate square footage for rooms, yards, and properties. Supports multiple shapes and unit conversions. Free tool.

Construction & Home

Filament Cost Calculator

Calculate 3D printing filament costs by weight and material type. Compare PLA, ABS, PETG, and specialty filament prices. Free tool.

3D Printing & Maker

Print Time Estimator

Estimate how long a 3D print will take based on model size, layer height, and print speed. Free online tool.

3D Printing & Maker

Resin Calculator

Calculate how much resin you need for SLA/DLP 3D printing. Estimate volume, weight, and cost per print. Free tool.

3D Printing & Maker

Filament Weight Calculator

Convert between filament weight and length for 1.75mm and 2.85mm spools. Calculate remaining filament from spool weight. Free tool.

3D Printing & Maker

3D Print Cost Calculator

Calculate total 3D printing cost including filament, electricity, printer depreciation, and labor. Free online tool.

3D Printing & Maker

Nozzle Flow Rate Calculator

Calculate maximum volumetric flow rate for your 3D printer nozzle. Optimize print speed based on nozzle size and temperature. Free tool.

3D Printing & Maker

Layer Height Calculator

Calculate optimal layer heights based on your stepper motor's magic numbers. Avoid Z-axis banding artifacts. Free tool.

3D Printing & Maker

Extrusion Multiplier Calculator

Calculate the correct extrusion multiplier by measuring wall thickness. Calibrate your 3D printer flow rate. Free tool.

3D Printing & Maker

Steps Per MM Calculator

Calculate steps/mm for your 3D printer stepper motors. Calibrate extruder and axis movement accuracy. Free tool.

3D Printing & Maker

Belt Length Calculator

Calculate the correct belt length for GT2 timing belts. Supports two-pulley and three-pulley configurations. Free tool.

3D Printing & Maker

LED Strip Calculator

Calculate LED strip power requirements, supply size, and wiring. Estimate brightness and energy costs. Free tool.

3D Printing & Maker

Power Supply Calculator

Calculate the right power supply wattage for your 3D printer, CNC, or electronics project. Account for all components. Free tool.

3D Printing & Maker

Gear Ratio Calculator

Calculate gear ratios, output speed, and torque for gear trains. Supports spur, planetary, and compound gears. Free tool.

3D Printing & Maker

Thread Pitch Calculator

Calculate thread pitch, lead, and dimensions for metric and imperial screws. Includes tap drill sizes. Free tool.

3D Printing & Maker

CNC Feed Rate Calculator

Calculate optimal CNC feed rate, spindle speed, and chip load for different materials and tools. Free online tool.

3D Printing & Maker

Laser Power Calculator

Calculate laser power and speed settings for cutting and engraving different materials. CO2 and diode lasers. Free tool.

3D Printing & Maker

Heat Sink Calculator

Calculate heat sink requirements based on power dissipation and thermal resistance. Size heat sinks for electronics. Free tool.

3D Printing & Maker

Spring Calculator

Calculate spring rate, force, and dimensions for compression and extension springs. Design custom springs. Free tool.

3D Printing & Maker

ABV Calculator

Calculate alcohol by volume from original and final gravity readings. Supports both SG and Plato scales. Free tool.

Homebrewing & Winemaking

IBU Calculator

Calculate International Bitterness Units for your homebrew recipe. Supports Tinseth and Rager formulas. Free tool.

Homebrewing & Winemaking

SRM Color Calculator

Estimate beer color in SRM/EBC from your grain bill. Visual color preview with Morey equation. Free tool.

Homebrewing & Winemaking

Yeast Pitch Rate Calculator

Calculate optimal yeast pitch rate for ales and lagers. Determine starter size or number of packs needed. Free tool.

Homebrewing & Winemaking

Carbonation Calculator

Calculate priming sugar amounts or CO2 pressure for desired carbonation levels. Supports multiple sugar types. Free tool.

Homebrewing & Winemaking

Mash Water Calculator

Calculate strike water volume and temperature for all-grain brewing. Account for grain absorption and boil-off. Free tool.

Homebrewing & Winemaking

Priming Sugar Calculator

Calculate exact priming sugar amounts for bottle conditioning. Supports corn sugar, table sugar, DME, and honey. Free tool.

Homebrewing & Winemaking

Hydrometer Correction

Correct hydrometer gravity readings for temperature differences. Get accurate SG readings at any temperature. Free tool.

Homebrewing & Winemaking

Keg Pressure Calculator

Calculate the correct CO2 pressure (PSI) for force carbonating your homebrew at different temperatures. Free tool.

Homebrewing & Winemaking

Dilution Calculator

Calculate how much water to add to dilute beer or wine to a target gravity or ABV. Free online tool.

Homebrewing & Winemaking

Boil Off Calculator

Calculate boil-off rate and pre-boil volume needed to hit your target batch size. Free brewing tool.

Homebrewing & Winemaking

Grain Bill Calculator

Calculate grain bill percentages and estimate OG from your malt selection. Build balanced beer recipes. Free tool.

Homebrewing & Winemaking

Strike Water Calculator

Calculate the correct strike water temperature to hit your target mash temperature. Account for grain temperature. Free tool.

Homebrewing & Winemaking

Refractometer Calculator

Convert refractometer Brix readings to specific gravity. Correct for alcohol presence in fermented samples. Free tool.

Homebrewing & Winemaking

Wine Sulfite Calculator

Calculate potassium metabisulfite additions for wine. Target free SO2 levels based on pH and wine type. Free tool.

Homebrewing & Winemaking

Wine Acidity Calculator

Calculate acid additions to adjust wine pH and titratable acidity. Supports tartaric, citric, and malic acid. Free tool.

Homebrewing & Winemaking

Mead Calculator

Calculate honey amounts, water volumes, and estimated ABV for mead recipes. Traditional, melomel, and metheglin. Free tool.

Homebrewing & Winemaking

Hop Addition Timer

Set multiple hop addition timers for your brew day. Track bittering, flavor, and aroma additions. Free online tool.

Homebrewing & Winemaking

Aquarium Volume Calculator

Calculate aquarium volume in gallons and liters for rectangular, bowfront, cylinder, and hexagonal tanks. Free tool.

Aquarium & Fishkeeping

Fish Stocking Calculator

Calculate how many fish your aquarium can safely hold. Based on tank volume, filtration, and fish size. Free tool.

Aquarium & Fishkeeping

Aquarium Heater Calculator

Calculate the right heater wattage for your aquarium based on tank volume and temperature difference. Free tool.

Aquarium & Fishkeeping

Aquarium CO2 Calculator

Calculate CO2 levels in your planted aquarium from pH and KH readings. Optimize plant growth. Free tool.

Aquarium & Fishkeeping

Fertilizer Dosing Calculator

Calculate fertilizer doses for planted aquariums. Supports EI dosing, PPS-Pro, and custom schedules. Free tool.

Aquarium & Fishkeeping

Water Change Calculator

Calculate water change volumes and schedules. Track nitrate dilution over multiple water changes. Free tool.

Aquarium & Fishkeeping

Aquarium Filter Calculator

Calculate the right filter flow rate for your aquarium. Determine GPH needed based on tank size and fish load. Free tool.

Aquarium & Fishkeeping

Aquarium Lighting Calculator

Calculate lighting requirements for your aquarium. Determine PAR levels and watts per gallon for plants or corals. Free tool.

Aquarium & Fishkeeping

Salt Mix Calculator

Calculate salt mix amounts for saltwater aquariums. Target specific gravity and salinity levels. Free tool.

Aquarium & Fishkeeping

Substrate Calculator

Calculate how much substrate you need for your aquarium. Supports gravel, sand, soil, and planted tank substrates. Free tool.

Aquarium & Fishkeeping

Pond Volume Calculator

Calculate pond water volume in gallons and liters. Supports irregular, rectangular, and circular pond shapes. Free tool.

Aquarium & Fishkeeping

Pond Liner Calculator

Calculate the right pond liner size including overlap. Estimate liner material needed for your pond project. Free tool.

Aquarium & Fishkeeping

Aquarium Glass Calculator

Calculate safe glass thickness for custom aquarium builds. Based on tank dimensions and safety factors. Free tool.

Aquarium & Fishkeeping

Aquarium Stand Calculator

Calculate total aquarium weight including water, substrate, and equipment. Ensure your stand can support the load. Free tool.

Aquarium & Fishkeeping

Protein Skimmer Calculator

Calculate the right protein skimmer size for your reef or saltwater aquarium based on bio-load and tank volume. Free tool.

Aquarium & Fishkeeping

UV Sterilizer Calculator

Calculate the right UV sterilizer wattage for your aquarium. Based on flow rate, tank size, and target organisms. Free tool.

Aquarium & Fishkeeping

Aquarium Pump Calculator

Calculate return pump size and flow rate for your aquarium or sump. Account for head pressure losses. Free tool.

Aquarium & Fishkeeping

Fish Medication Calculator

Calculate correct fish medication dosages based on tank volume. Supports common aquarium medications. Free tool.

Aquarium & Fishkeeping

Fabric Yardage Calculator

Calculate how much fabric you need for sewing projects. Account for pattern pieces, fabric width, and directional prints. Free tool.

Sewing & Quilting

Quilt Size Calculator

Calculate quilt dimensions, number of blocks, and sashing requirements. Plan quilts for any bed size. Free tool.

Sewing & Quilting

Quilt Binding Calculator

Calculate binding strip length and fabric needed for your quilt. Supports straight grain and bias binding. Free tool.

Sewing & Quilting

Batting Calculator

Calculate batting dimensions needed for your quilt. Account for shrinkage and overhang. Compare batting types. Free tool.

Sewing & Quilting

Seam Allowance Calculator

Calculate and convert seam allowances between metric and imperial. Add seam allowances to pattern pieces. Free tool.

Sewing & Quilting

Pattern Grading Calculator

Calculate pattern grading increments to resize sewing patterns. Grade between standard sizes. Free tool.

Sewing & Quilting

Thread Consumption Calculator

Estimate thread consumption for your sewing project based on seam length, stitch type, and fabric layers. Free tool.

Sewing & Quilting

Elastic Calculator

Calculate elastic length for waistbands, cuffs, and gathered sections. Account for stretch ratio and overlap. Free tool.

Sewing & Quilting

Zipper Length Calculator

Calculate the correct zipper length for garments, bags, and cushions. Includes seam allowance adjustments. Free tool.

Sewing & Quilting

Bias Tape Calculator

Calculate how much continuous bias tape you can make from a fabric square. Determine fabric and strip dimensions. Free tool.

Sewing & Quilting

Curtain Fabric Calculator

Calculate fabric yardage for curtains and drapes. Account for fullness, headers, hems, and pattern repeats. Free tool.

Sewing & Quilting

Gathering Ratio Calculator

Calculate fabric gathering ratios for ruffles, skirts, and gathered panels. Determine how much extra fabric to cut. Free tool.

Sewing & Quilting

Quilting Backing Calculator

Calculate backing fabric yardage for your quilt. Includes overhang allowance and piecing instructions. Free tool.

Sewing & Quilting

Fat Quarter Calculator

Calculate how many pieces you can cut from a fat quarter. Optimize cutting layouts for quilt blocks. Free tool.

Sewing & Quilting

Embroidery Thread Calculator

Estimate embroidery thread usage based on stitch count and design size. Calculate bobbin thread needed. Free tool.

Sewing & Quilting

Buttonhole Spacing Calculator

Calculate evenly spaced buttonhole positions for shirts, dresses, and jackets. Includes button size considerations. Free tool.

Sewing & Quilting

Hem Allowance Calculator

Calculate hem allowance and extra fabric needed for different hem types. Supports blind, rolled, and double-fold hems. Free tool.

Sewing & Quilting

Circle Skirt Calculator

Calculate circle skirt radius and fabric requirements. Supports full, half, quarter, and three-quarter circle skirts. Free tool.

Sewing & Quilting

Dimensional Weight Calculator

Calculate dimensional weight for UPS, FedEx, USPS, and DHL shipments. Compare DIM weight vs actual weight. Free tool.

Shipping & E-commerce

Shipping Cost Estimator

Estimate shipping costs across carriers. Compare USPS, UPS, and FedEx rates by package size and weight. Free tool.

Shipping & E-commerce

Pallet Calculator

Calculate how many boxes fit on a pallet. Optimize pallet stacking patterns and maximize space utilization. Free tool.

Shipping & E-commerce

Container Load Calculator

Calculate how many boxes or pallets fit in a shipping container. Supports 20ft, 40ft, and 40ft HC containers. Free tool.

Shipping & E-commerce

Customs Duty Calculator

Estimate customs duties and import taxes for international shipments. Calculate landed costs for US and EU imports. Free tool.

Shipping & E-commerce

eBay Fee Calculator

Calculate eBay selling fees including final value fees, payment processing, and listing fees. Estimate profit. Free tool.

Shipping & E-commerce

Amazon FBA Calculator

Calculate Amazon FBA fees including fulfillment, storage, and referral fees. Estimate profit margins per product. Free tool.

Shipping & E-commerce

Profit Margin Calculator

Calculate gross profit margin, net profit margin, and markup percentage. Reverse-calculate cost or selling price. Free tool.

Shipping & E-commerce

Package Size Calculator

Find the optimal box size for your product. Compare standard box sizes and minimize shipping costs. Free tool.

Shipping & E-commerce

Etsy Fee Calculator

Calculate Etsy selling fees including listing fees, transaction fees, and payment processing. Estimate net profit. Free tool.

Shipping & E-commerce

Shopify Fee Calculator

Calculate Shopify transaction fees and payment processing costs. Compare Basic, Shopify, and Advanced plans. Free tool.

Shipping & E-commerce

Markup Calculator

Calculate markup percentage and selling price from cost. Convert between markup and margin. Free online tool.

Shipping & E-commerce

Break Even Calculator

Calculate your break-even point in units and revenue. Determine how many sales you need to cover costs. Free tool.

Shipping & E-commerce

Inventory Turnover Calculator

Calculate inventory turnover ratio and days sales of inventory. Optimize your stock management. Free tool.

Shipping & E-commerce

Landed Cost Calculator

Calculate total landed cost including product price, shipping, customs duties, insurance, and handling fees. Free tool.

Shipping & E-commerce

ROI Calculator

Calculate return on investment percentage and annualized ROI. Compare investment options with net present value. Free tool.

Shipping & E-commerce

Shipping Label Calculator

Calculate the right shipping label size for your packages. Compare standard label formats for all major carriers. Free tool.

Shipping & E-commerce

Fulfillment Cost Calculator

Calculate order fulfillment costs including pick, pack, storage, and shipping. Compare in-house vs 3PL costs. Free tool.

Shipping & E-commerce

Why Choose VelTools?

AI-Powered

Advanced machine learning model removes backgrounds with pixel-perfect precision. Works on people, products, animals, and more.

100% Free

No hidden costs, no premium plans, no credit card required. Use our tools completely free with no watermarks on output.

Privacy First

Your images are processed entirely in your browser. Nothing is uploaded to any server. Your data stays on your device.

Frequently Asked Questions

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