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Showing 20 tools
20 free, client-side tools for images, audio, video, calculations & code. No sign-up. No uploads to servers. No nonsense.
All processing happens in your browser. Your files never leave your device.
In the modern digital workflow, switching between dozens of websites for simple tasks wastes time and risks your privacy. OnePageTools consolidates 20 essential, production-grade utilities into a single, fast-loading page — all free, all private, and all requiring zero registration.
Image Converter transforms your photos between JPG, PNG, and WebP using HTML5 Canvas — no server upload. Image Compressor shrinks file sizes while preserving quality. Image Cropper lets you define precise crop coordinates and instantly download the result.
Audio Converter re-encodes to WAV using the Web Audio API. Audio Trimmer extracts any segment with millisecond precision. Video Converter re-encodes via the browser's MediaRecorder API.
Age Calculator gives your exact age in years, months, and days. EMI Calculator computes your loan repayment breakdown. SIP Calculator projects investment growth. BMI Calculator assesses your health category instantly.
QR Code Generator creates downloadable QR codes. Code Encoder/Decoder supports Base64, URL, HTML, Hex, Binary, SHA, JWT, ROT13/47. Word Counter gives real-time statistics. Base64 Encoder handles text and files. JSON Formatter validates and repairs malformed JSON.
Color Picker returns HEX, RGB, HSL, and CMYK. Text to Speech uses your browser's synthesis engine. Speech to Text transcribes your voice in real-time. Unit Converter handles 8 categories. Timer/Stopwatch includes lap functionality and audio alerts.