One toolbox.
Every task solved.
GeeksTool.io is a growing collection of free, fast, no-signup tools built for developers, marketers, students and every kind of geek in between.
Find the right tool, faster
Every tool on GeeksTool lives in a clearly labelled category — like a pegboard where everything hangs in its place.
AI Tools
Generators, assistants and AI utilities that write, design and think alongside you.
0 toolsCalculator Tools
Age, EMI, BMI, percentage & everyday math.
2 toolsConverter Tools
Units, currency, file formats — converted instantly.
2 toolsDeveloper Tools
JSON, regex, base64, minifiers & code utilities.
2 toolsImage Tools
Resize, compress, convert & clean up images.
2 toolsPDF Tools
Merge, split, compress & convert PDFs in seconds.
2 toolsSEO Tools
Meta tags, keyword density, sitemaps & rank checks.
2 toolsSocial Media Tools
Hashtags, bios, thumbnail downloaders & more.
2 toolsText & Writing Tools
Word counters, grammar helpers and formatters for cleaner writing.
0 toolsText & Writing Tools
Word counts, case converters, grammar & plagiarism checks.
2 toolsVideo Tools
Trim, compress and convert video clips straight from your browser.
0 toolsHandpicked tools our users open the most
Unit Converter
Convert length, weight, temperature, speed and more in real time.
Open tool →PDF Merge
Combine multiple PDF files into a single document in the right order.
Open tool →Age Calculator
Find your exact age in years, months and days from your birth date.
Open tool →Keyword Density Checker
See how often each keyword appears on a page or in a block of text.
Open tool →Image Compressor
Compress JPG, PNG and WebP images while keeping visual quality.
Open tool →YouTube Thumbnail Downloader
Download the thumbnail image from any YouTube video in HD.
Open tool →Base64 Encoder / Decoder
Encode text or files to Base64, or decode Base64 back to plain text.
Open tool →PDF Compressor
Shrink large PDF files for email and web without losing readability.
Open tool →Built like a real workbench, not a bloated app
⚡ Instant, in-browser
Most tools run client-side, so results appear the moment you stop typing — no page reloads, no waiting.
🔒 Privacy-first
Uploaded files are processed and then deleted automatically. We never sell your data or your documents.
🧰 One account, every tool
Go Pro once and unlock higher limits across all 150+ tools — no separate subscriptions per category.
Your next tool is one search away
Join thousands of programgeeks who use GeeksTool.io every week to get small jobs done fast.
Explore the Toolbox
