Free online tools that just work.
Browser-based utilities for text, images, finance, and developers. No signup, no watermarks, no uploads.
Free Online Word Counter
Count words, characters, sentences, and paragraphs instantly. Estimate reading time. No signup needed — works in your browser.
Free Online Case Converter
Convert text between uppercase, lowercase, title case, camelCase, snake_case, kebab-case, and more. Instant, free, no signup.
Free Online Password Generator
Generate strong, secure passwords with custom length and character options. Uses cryptographic randomness. No signup required.
Free AI Background Remover
Remove image backgrounds instantly with AI — 100% free, no signup, no upload to any server. Runs entirely in your browser.
Free Image Compressor & Resizer
Compress, resize, and convert images to PNG, WebP, JPEG, or AVIF — 100% free, no upload, runs entirely in your browser. Social media presets, scale by percentage, and more.
Remove EXIF & Metadata from Photos
Remove hidden EXIF data — GPS location, camera model, timestamps — from JPEG, PNG, and WebP photos. 100% free, no upload, runs entirely in your browser.
Free Compound Interest Calculator
Calculate compound interest with monthly contributions, multiple compounding frequencies, and year-by-year breakdown. Free, no signup.
Free Mortgage Calculator
Calculate monthly mortgage payments, total interest, and view an amortization schedule. Includes property tax and insurance. Free, no signup.
Free Salary Calculator
Convert between hourly wages and annual salary. See daily, weekly, bi-weekly, and monthly breakdowns. Free, no signup.
Free JSON Formatter & Validator
Format, validate, and minify JSON instantly. Pretty-print with custom indentation, sort keys, view stats — 100% free, no data leaves your browser.
Free Base64 Encoder & Decoder
Encode text or files to Base64 and decode Base64 back to text — instantly, free, and 100% in your browser. Supports Unicode and file uploads.
Free Online Unit Converter
Convert between metric and imperial units instantly. Length, weight, temperature, volume, speed, area, and digital storage — all in your browser.
Free Online Color Converter & Picker
Convert colors between HEX, RGB, and HSL formats instantly. Includes a visual color picker and WCAG contrast ratio checker.
Free Online Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes instantly in your browser. No data leaves your device.
Free Online URL Encoder / Decoder
Encode and decode URLs, query strings, and Base64URL instantly. Handles special characters, Unicode, and percent-encoding.
Free Online Regex Tester
Test regular expressions in real time with match highlighting, capture groups, and a replace mode. Runs entirely in your browser.
Token Counter & Cost Calculator — GPT, Claude, Gemini
Count tokens, estimate API cost, and check context-window fit for GPT-4o, Claude, and Gemini. Free, exact OpenAI tokenizer, 100% in-browser — no upload.
QR Code Generator — WiFi, vCard, Instagram & More
Free QR code generator for URLs, WiFi, contacts, Instagram, WhatsApp and more — styled, high-res PNG & SVG, private. No signup, no tracking, no uploads.
Frequently asked questions
Everything you need to know about ZipTools.
Yes, completely free with no limits, no premium tier, and no hidden fees. We sustain the site through non-intrusive advertising.
Absolutely. Every tool runs entirely in your browser using JavaScript and WebAssembly. Your text, images, and files are never uploaded to any server. You can verify this by using any tool while disconnected from the internet.
No. There is no signup, no login, and no account required. Just open a tool and start using it immediately.
Most online tools upload your data to their servers for processing. ZipTools processes everything locally in your browser — your data never leaves your device. This means better privacy, faster results, and no file size restrictions imposed by server limits.
ZipTools works in all modern browsers: Chrome 89+, Firefox 89+, Safari 15+, and Edge 89+. Some AI-powered tools (like Background Remover) require WebAssembly support, which is available in all browsers listed above.
Yes! All tools are fully responsive and work on phones and tablets. AI-powered tools may run slower on mobile due to limited processing power, but they still work.
Definitely. We are actively building new tools across categories — image editing, developer utilities, converters, and more. Check back regularly or follow our blog for updates.
ZipTools itself only uses localStorage to remember your theme preference (light/dark) and cookie consent choice. Google AdSense may set advertising cookies, which you can decline via our cookie consent banner. See our Privacy Policy for full details.