# Free tools for everyday tasks

Techolm is a free platform of web utility tools that you can use without signing in.

- Free to use
- No account needed
- 24 categories

## Browse by category

- [PDF Tools](https://techolm.com/pdf-tools) (Coming soon): Tools to merge, split, compress, edit, sign and protect PDF files, and to convert PDFs to and from Word, Excel, PowerPoint and images.
- [Image Tools](https://techolm.com/image-tools) (Coming soon): Compress, resize, crop and convert images, adjust colors, erase backgrounds, make QR codes and passport photos, and strip location data from photos.
- [Video Tools](https://techolm.com/video-tools) (Coming soon): Shrink, convert, trim and merge videos, crop or rotate clips, turn them into GIFs, extract or replace the audio, add subtitles and record your screen.
- [Audio Tools](https://techolm.com/audio-tools) (Coming soon): Convert and compress audio files, cut and join tracks, record your voice, turn text into speech, generate tones, and tune or time your music.
- [Document Tools](https://techolm.com/document-tools) (Coming soon): Convert, view, merge and clean up Word documents, Excel spreadsheets, PowerPoint presentations and EPUB eBooks, including OpenDocument files.
- [File & Archive Tools](https://techolm.com/file-tools) (Coming soon): Open and create ZIP, RAR, 7z and TAR archives, identify unknown file types, view 3D models, split or join large files, and open saved emails.
- [Text & Writing Tools](https://techolm.com/text-tools) (Coming soon): Count words and characters, change letter case, clean up and sort text, compare two versions, generate placeholder text and format citations.
- [Data Tools](https://techolm.com/data-tools) (Coming soon): Format, validate and convert JSON, CSV, XML, YAML and TOML, clean up tables, work with map data, draw charts and generate mock data for testing.
- [Developer Tools](https://techolm.com/developer-tools) (Coming soon): Format and minify code, test regular expressions, inspect HTTP headers and API specs, write cron schedules, and generate UUIDs and other unique IDs.
- [Security & Encoding Tools](https://techolm.com/security-tools) (Coming soon): Generate passwords, compute hashes and checksums, encrypt text, read keys and certificates, check two-factor codes, and encode or decode Base64 and URLs.
- [Web & SEO Tools](https://techolm.com/seo-tools) (Coming soon): Preview search snippets, write meta tags and structured data, build robots.txt files and sitemaps, check live pages and tag campaign links with UTM.
- [Network Tools](https://techolm.com/network-tools) (Coming soon): Find your public IP address, calculate subnets and CIDR ranges, look up DNS records, check SPF, DKIM and DMARC, and test connection speed and open ports.
- [Device Tests](https://techolm.com/device-tests) (Coming soon): Test your webcam, microphone, speakers, screen, keyboard, mouse and game controller, read browser and system details, and run simple benchmarks.
- [Design & Color Tools](https://techolm.com/design-tools) (Coming soon): Pick and convert colors, build palettes and gradients, generate CSS effects, check contrast for accessibility, and make favicons and app icons.
- [Social Media Tools](https://techolm.com/social-media-tools) (Coming soon): Write captions and bios within character limits, choose hashtags, make watermarked post mockups, get public thumbnails and estimate creator earnings.
- [Unit Converters](https://techolm.com/unit-converters) (Coming soon): Convert length, area, volume, weight, temperature, speed, pressure, energy, data sizes, cooking measures, angles, and clothing and shoe sizes between systems.
- [Math & Statistics Calculators](https://techolm.com/math-calculators) (Coming soon): Work through arithmetic, percentages, fractions, algebra, geometry, trigonometry, calculus, matrices, probability and statistics, from homework to data sets.
- [Science & Engineering Calculators](https://techolm.com/science-calculators) (Coming soon): Science and engineering formulas from Ohm's law and molar mass to half-life, orbits, wind chill and beam deflection, grouped by field of study.
- [Finance & Business Tools](https://techolm.com/finance-tools) (Coming soon): Estimate loan and mortgage payments, savings growth, tax, budgets and discounts, and work out business margins, marketing metrics and startup runway.
- [Time & Date Tools](https://techolm.com/date-time-tools) (Coming soon): Count the days between dates, work out ages, convert time zones and Unix timestamps, run timers, and find week numbers, sunrise times and moon phases.
- [Health & Fitness Calculators](https://techolm.com/health-calculators) (Coming soon): Estimate BMI, body fat, calorie and macro needs, heart rate zones, running pace, pregnancy dates and sleep times, as information rather than medical advice.
- [Everyday Life Tools](https://techolm.com/everyday-tools) (Coming soon): Work out paint and tile for home projects, garden soil, energy bills, recipe amounts, trip fuel costs, pet food, fabric yardage and party supplies.
- [Education Tools](https://techolm.com/education-tools) (Coming soon): Grade and GPA calculators, study aids, quizzes and worksheets, classroom helpers, language practice and typing tests for students, teachers and parents.
- [Fun & Random Tools](https://techolm.com/fun-tools) (Coming soon): Random number pickers, coin flips, dice and wheels, simple games, anagram and word puzzle solvers, name generators, zodiac signs, jokes and trivia.