Image Compressor
↗Compress images to reduce file size without visible quality loss. Supports JPG, PNG, WebP output. 100% browser-based — files never leave your device.
PDF Merger
↗Combine multiple PDF files into a single document. Drag to reorder before merging. 100% browser-based — files never leave your device.
Video to GIF Converter
↗Convert any video clip to an animated GIF. Trim start and end, set frame rate and size — all in your browser. No upload needed.
Password Generator
↗Generate secure passwords instantly. Ideal for anyone needing strong password protection.
JSON Formatter
↗Formats and beautifies JSON data for better readability. Developers and data analysts use it to quickly debug and visualize JSON structures.
QR Code Generator
↗Generate QR codes from URLs, text, phone numbers, or any content. Download as PNG. Free, instant, no account needed.
PDF Compressor
↗Compress PDF files to reduce size while preserving readability. Placeholder — full compression needs pdf-lib WASM integration (coming soon).
Audio Format Converter
↗Convert any browser-decodable audio format (MP3, M4A, OGG, FLAC, AAC, OPUS, WEBM) to universal 16-bit PCM WAV. Works with every audio editor and DAW.
Merge Audio Files
↗Concatenate multiple audio files into one continuous WAV. Reorder tracks before merging, drop in MP3/OGG/WAV/FLAC/M4A. 100% browser-based.
Audio Trimmer
↗Cut the start and end of any audio file in your browser. Millisecond precision, supports MP3, WAV, OGG, FLAC, M4A. Nothing uploads.
MP3 to WAV Converter
↗Convert MP3 (or M4A, OGG, FLAC, AAC, OPUS) to uncompressed 16-bit PCM WAV. Decode and re-encode happen entirely in your browser — audio never uploads.
URL Expander
↗Paste a shortened link (TinyURL, bit.ly, t.co, buff.ly, etc.) and see the full redirect chain + final destination before you click. SSRF-protected server-side fetch.
Regex Tester
↗Test regular expressions in real-time — paste your pattern and test string, see matches highlighted instantly with capture groups.
Income Tax Calculator
↗Estimate income tax for FY2025-26 under new or old tax regime. Compare both regimes and see monthly TDS, effective tax rate, and 87A rebate.
UUID Generator
↗Generate universally unique identifiers (UUIDs) in various versions for use in databases, session IDs, and more.
Markdown Editor
↗Write Markdown with a real-time HTML preview. Supports headings, bold, italic, lists, code blocks, and blockquotes. Copy HTML output instantly.
Calorie Calculator
↗Calculate your daily calorie needs based on age, weight, height and activity level. Uses the Mifflin-St Jeor equation — the global medical standard.
Compound Interest Calculator
↗Calculate compound interest with annual, quarterly, monthly, or daily compounding. Compare against simple interest to see the real power of compounding.
Mortgage Calculator
↗Calculate monthly mortgage payments, total interest paid and full repayment schedule. Works for any country and currency.
Sales Tax Calculator
↗Calculate sales tax for any US state or custom rate. Find the tax amount and total price including tax.
Retirement Calculator
↗Calculate how much corpus you need for retirement. Enter your current age, monthly expenses and expected return to plan your retirement savings.
Instant
No loading, no server
Private
Data stays on device
Any device
Desktop, tablet, phone
Always free
No account, no paywall
New tools launch every week
Get a short email when new tools go live. No spam — max once a week.