Free Everyday Tools & Games — Run Instantly in Your Browser
100% Free · No sign-up required · Most tools process files directly on your device — your data never leaves your browser.
Popular & Trending Tools
Top 16 most frequently used utilities — click any category tab above for the full catalog
Background Remover
Remove image backgrounds automatically with high-precision AI. Isolate subjects cleanly and export transparent PNGs in seconds.
Free Grammar & Spell Checker
100% private, client-side grammar, spelling, and style checker powered by WebAssembly. Fix writing mistakes with instant one-click suggestions.
PDF to Word Converter
Extract text and convert PDF documents into editable Word files.
Word to PDF Converter
Convert DOCX Word documents into clean, high-fidelity PDF files with secure server-side processing.
Compress PDF
Compress and reduce PDF file size online without quality loss.
Document Scanner
Scan physical documents with your camera, enhance clarity, extract text with OCR, and export directly as PDF.
Image Compressor
Batch compress up to 10 JPEG, PNG, WebP, and AVIF images at once with smart optimization and one-click ZIP download.
Image Converter
Convert images between JPEG, PNG, WebP, AVIF, and TIFF formats with fast, secure server-side processing.
Currency Converter & Exchange Rates
Convert between 150+ world currencies with live, real-time exchange rates.
Video Trimmer
Cut, trim, and clip MP4 and WebM videos with precision start and end timestamps.
Device Test
Test and diagnose screen dead pixels, microphone, webcam, audio speakers, and keyboard input.
Secure Message Encryption
Encrypt and decrypt sensitive text messages with AES-GCM encryption and custom passphrases.
Mortgage Calculator
Estimate monthly mortgage payments including property taxes, home insurance, and PMI.
Merge PDF
Combine multiple PDF files in your chosen order without uploading them.
Image Resizer
Resize images to exact pixel dimensions, aspect ratios, or percentage scaling directly in your browser.
JSON Formatter & Validator
Format, beautify, validate, and minify JSON data online with instant syntax error highlighting and tree inspection.
Explore by Category
All Categories →Documents & PDF
20 tools available
Create, convert, organize, and edit documents directly in your browser.
Images, Video & Audio
36 tools available
Edit images, video, and audio with private browser-based tools.
Everyday Utilities
29 tools available
Useful tools for text, passwords, calculations, devices, and daily tasks.
Finance & Money
34 tools available
Free financial calculators for mortgages, loans, investments, taxes, and personal budgeting.
Health & Fitness
12 tools available
Estimate everyday health and fitness metrics with clear inputs and results.
Developer Tools
22 tools available
Format code, inspect data structures, validate syntax, compare JSON, and debug expressions in your browser.
Free Online Games
75 tools available
Play quick puzzle, strategy, reflex, and relaxing games in your browser.
Explore the UsefulGo Ecosystem
Dedicated standalone applications built on isolated high-performance architecture, from music streaming and AI language learning to live multiplayer party game shows.
UsefulGo Hits
The Annual YouTube Music Time Machine
Stream and explore 314 chart-topping US-UK, Pop, Rap, R&B, Rock, and EDM hits by year from 2000 to 2026 with continuous YouTube playback, dynamic ambient lighting, and interactive music trivia.