Everyday tools, one clean directory.
Pick a category, find the tool you need, then open its dedicated page. Current ToolMint tools run in your browser.
Popular ToolMint tools
Quick access to useful everyday tools.
Merge, split, compress, convert, sign and prepare PDF files directly in your browser.
Merge PDFs
Combine multiple PDF files into one PDF in your browser.
Split PDF
Split a PDF into individual page files or extract selected pages.
Compress PDF
Reduce PDF size by rasterizing pages with adjustable image quality.
Images to PDF
Turn JPG, PNG or WebP images into a multi-page PDF.
PDF to Images
Convert PDF pages into PNG images and download them as a ZIP.
Add Header & Footer to PDF
Add header text, footer text and page numbers to PDF pages.
Watermark PDF
Add a text watermark across every page of a PDF.
Sign PDF
Draw a signature and place it on your PDF.
Resize PDF
Resize PDF pages to A4, Letter or a custom page size.
Extract Text from PDF
Extract selectable text from PDF pages in your browser.
Fill PDF Forms
Fill supported text fields and checkboxes in an interactive PDF form.
Invoice Generator
Create a simple downloadable invoice PDF in your browser.
Image
18 working toolsCompress, resize, crop, convert and prepare images for websites, social media and documents.
Image Compressor
Compress JPG, PNG and WebP images in your browser.
Image Resizer
Resize an image to exact pixel dimensions.
Image Converter
Convert images to JPG, PNG or WebP in your browser.
Add Border to Image
Add a custom border or frame around an image.
Add Text to Image
Add title text to an image and download the result.
Colour Palette from Image
Extract a simple colour palette from an uploaded image.
Colour Picker from Image
Click an image to sample the exact HEX and RGB colour.
Crop Image
Crop an image by pixel coordinates and size.
EXIF & Metadata Remover
Re-encode an image to strip EXIF and metadata.
Favicon Generator
Create a PNG favicon pack and manifest from one image.
Pixelate or Blur Image Region
Pixelate or blur a selected rectangular image region.
Resize for Social Media
Resize and crop an image for popular social media dimensions.
Round Image Corners
Create a PNG image with rounded transparent corners.
Watermark Image
Add a text watermark to an image.
Signature Maker
Draw a signature and download it as a transparent PNG.
Passport Photo Maker
Crop a portrait into common passport-photo aspect ratios.
Logo & Badge Maker
Create a simple text logo or badge and download it as PNG.
Social Media Post Maker
Create a simple branded social post image with text.
Video
9 working toolsTrim, compress, mute, record and convert browser-supported video files without desktop software.
Add Watermark to Video
Add a text watermark to a browser-playable video and export WebM.
Compress Video
Reduce video dimensions and bitrate, then export a smaller WebM.
Convert Video to WebM
Convert a browser-playable video into WebM using MediaRecorder.
Extract Audio from Video
Extract the audio track from a browser-decodable video and download WAV.
Grab Frame from Video
Seek to any time in a video and save the current frame as PNG.
Mic & Webcam Test
Check your camera and microphone directly in the browser.
Mute Video
Remove audio from a browser-playable video and export WebM.
Screen Recorder
Record a browser-approved screen or window and download WebM.
Trim Video
Choose start and end times, then export the selected segment as WebM.
Audio
8 working toolsTrim, convert, normalize, merge, record and inspect audio using browser-based processing.
Audio Converter
Convert browser-decodable audio files to uncompressed WAV.
Audio Speed Changer
Speed up or slow down audio and export the result as WAV.
Trim Audio
Trim an audio file between chosen start and end times.
Merge Audio Files
Join multiple browser-decodable audio clips and export one WAV.
Voice Recorder
Record your microphone in the browser and download the recording.
Volume & Normalize
Normalize audio peak level and export the adjusted WAV.
Reduce Background Noise
Apply simple high-pass and low-pass filtering to voice recordings.
Instrument Tuner
Use your microphone to estimate pitch and nearest musical note.
Text
6 working toolsClean, count, sort and transform text for writing, publishing and data preparation.
Word & Character Counter
Count words, characters, sentences, paragraphs and lines live.
Case Converter
Convert text to uppercase, lowercase, title case or sentence case.
Find & Replace
Find and replace text instantly in your browser.
Remove Duplicate Lines
Remove repeated lines from lists and pasted text.
Remove Extra Spaces
Clean repeated spaces and tidy blank lines.
Sort Lines
Sort text lines alphabetically, reverse or by length.
Converters
4 working toolsConvert everyday units, data formats, encodings and other values quickly.
Calculators
6 working toolsSolve common percentage, age, date, loan and everyday calculation tasks.
Percentage Calculator
Calculate percentages, percent change and increases.
Exact Age Calculator
Calculate your age in years, months and days.
Discount Calculator
Calculate sale price, discount amount and savings.
Loan & EMI Calculator
Estimate monthly loan payments, total interest and total cost.
Date Difference Calculator
Find the number of days between two dates.
Bill Splitter
Split a bill between people with an optional tip.
Money
10 working toolsEstimate savings, loans, debt payoff and personal finance scenarios for planning.
Compound Interest Calculator
Calculate compound growth, contributions and earned interest.
Savings Goal Calculator
Estimate the monthly saving needed to reach a future goal.
Credit Card Payoff Calculator
Estimate payoff time and interest from balance, APR and monthly payment.
Debt Payoff Planner
Compare multiple debts and estimate payoff using a fixed monthly budget.
Car Loan Calculator
Estimate monthly car loan payment, interest and total cost.
Gas Cost Calculator
Estimate fuel cost for a road trip from distance, efficiency and fuel price.
Net Worth Calculator
Add assets and debts to estimate your current net worth.
Salary to Hourly Calculator
Convert annual salary to monthly, weekly, daily and hourly pay.
Rent vs Buy Calculator
Compare a simple monthly rent estimate with a home-loan payment estimate.
Tip Calculator
Calculate tip, total bill and amount per person.
Developers
6 working toolsFormat data, test patterns, generate identifiers and handle common developer utilities.
Base64 Encode & Decode
Encode text to Base64 or decode Base64 back to text.
JSON Formatter & Validator
Pretty-print, minify and validate JSON.
UUID Generator
Generate random UUID v4 values securely in your browser.
Regex Tester
Test JavaScript regular expressions against sample text.
Colour Converter
Convert between HEX and RGB colour formats.
Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes.
SEO
4 working toolsCreate and inspect metadata, robots rules, sitemaps and keyword information for webpages.
Meta & Open Graph Generator
Generate SEO meta, Open Graph and Twitter card tags.
Robots.txt Generator
Create a simple robots.txt file for your website.
Sitemap.xml Generator
Generate a simple XML sitemap from a list of URLs.
Keyword Density Checker
Check word frequency and keyword density in pasted text.
Security
1 working toolCreate strong passwords and useful security-related values locally in your browser.
Time
2 working toolsSimple browser timers for countdowns, stopwatch tasks and time tracking.
Generators
2 working toolsQuick random generators for simple choices and decisions.
World
10 working toolsLanguage, country, timezone and international reference tools for everyday use.
Morse Code Translator
Translate text to Morse code and Morse code back to text.
NATO Phonetic Alphabet
Spell words using Alpha, Bravo, Charlie and the NATO phonetic alphabet.
Braille Translator
Convert basic English letters and numbers to Unicode Braille.
Pig Latin Converter
Convert English words into simple Pig Latin and back where possible.
Timezone Converter
Convert a date and time between major world time zones.
Country Calling Code Lookup
Find international dialing codes for countries around the world.
Country ISO Code Lookup
Look up common ISO alpha-2 and alpha-3 country codes.
Clothing Size Converter
Compare common women’s clothing sizes across US, UK and EU systems.
Shoe Size Converter
Estimate shoe size equivalents across US, UK and EU systems.
International Date Formatter
Display one date in several common international date formats.
Games
5 working gamesSmall browser games you can play instantly without installing anything.
Checkers vs Computer
Play a simple game of checkers against the computer in your browser.
Classic Snake Game
Play classic Snake with keyboard controls and track your score.
Minesweeper
Play a browser Minesweeper board with flags, timer and difficulty levels.
Tic-tac-toe vs Computer
Play Tic-tac-toe against a computer opponent.
Word Search
Generate and solve a custom word-search puzzle in your browser.
3D Printing
15 working toolsGenerate STL models, inspect files, estimate print cost and prepare calibration pieces.
3D Calibration Cube & Ruler Generator
Generate printable calibration cubes and a simple ruler/scale STL.
3D Print Cost Calculator
Estimate filament, electricity, machine-time and total print cost.
Calibration & Tolerance Test Generator
Generate a plate with test pegs sized for multiple clearances.
Filament Spool & Usage Tracker
Track spool weight, remaining filament and print usage in your browser.
Gridfinity Bin Generator
Generate a simple Gridfinity-compatible rectangular bin STL by grid units.
Gridfinity Baseplate Generator
Generate a simple 42 mm Gridfinity baseplate STL by rows and columns.
Heat-set Insert Hole Test Generator
Generate a test plate with multiple hole diameters for heat-set inserts.
Lithophane Maker
Turn a photo into a small relief STL for lithophane-style printing.
Parametric Box & Lid Generator
Generate a simple open box and matching lid STL from custom dimensions.
Parametric Funnel Generator
Generate a hollow funnel STL with custom mouth, outlet and height.
Parametric L-Bracket Maker
Generate a printable L-bracket STL from width, height and thickness.
Screw, Bolt & Thread Lookup
Look up common metric screw diameters, pitches and clearance-hole sizes.
Spacer & Washer Generator
Generate cylindrical spacer or washer STL files.
STL Analyser & Repair
Inspect STL triangle count, dimensions and remove degenerate triangles.
Temperature Tower Generator
Generate a stacked calibration tower STL with configurable levels.
Fashion
1 working toolCreate floating 3D clothing mockups and preview artwork directly in your browser.
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