Free QR Code Generator
Create a static QR code that points directly to your link — no redirect middleman, no watermark, no tracking. Download PNG or SVG.
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Tools
Free tools that run entirely in your browser.
No signup, no ads, no tracking. These utilities and calculators work client-side — your input stays on your device.
Utilities
Free JSON Formatter
Format, validate, or minify JSON right in your browser. Copy or download the result — no login, no upload, nothing tracked.
Open formatterFree Image Resizer
Resize, compress, and convert PNG, JPEG, or WebP images right in your browser — no login, no upload, nothing tracked.
Open resizerFree Image Converter
Convert images between PNG, JPEG, and WebP right in your browser — no login, no upload, nothing tracked.
Open converterFree REST Client
Test HTTP APIs from your browser — methods, auth, headers, body, environments, and code generation. No login, no cloud sync, nothing tracked.
Open REST clientFree Chart Generator
Paste CSV, TSV, or JSON and build bar, line, pie, and scatter charts. Export PNG, SVG, JPEG, WebP, or Chart.js config — no login, no upload, nothing tracked.
Open generatorFree Base64 Encoder / Decoder
Encode and decode text, files, images, URLs, and Data URIs. URL-safe Base64, inspector, and developer snippets — no login, no upload, nothing tracked.
Open encoderFree UUID Generator
Generate secure UUID v4 values one at a time or in bulk, validate and format them, and export as JSON, CSV, SQL, Java, JavaScript, Python, or C# — no login, no upload, nothing tracked.
Open generatorFree JWT Decoder
Decode and inspect JSON Web Tokens — header, payload, signature, claims, expiration timeline and token health — with plain-English explanations. Structure only; the signature is never verified. No login, no upload, nothing tracked.
Open decoderFree File Compare & Hash Generator
Compare two text, JSON, XML, or binary files and generate SHA-1/256/384/512 hashes — line-by-line diffs, JSON-path changes, byte offsets, and integrity checks. Everything runs in your browser; your files never leave your device.
Open toolFree Markdown Previewer
Preview Markdown files, README docs, notes, plans, and changelogs right in your browser. Paste text or open a .md file, then copy HTML or download a clean document — no login, no upload, nothing tracked.
Open previewerCalculators & simulators
Extra Payment Loan Calculator
See how extra monthly, yearly, or one-time payments may reduce your loan balance, interest cost, and payoff date.
Open calculatorCan I Afford This Car?
Estimate how a new car payment might affect your future monthly balance, your savings potential, and your cushion against an unexpected expense.
Open simulatorAll financial simulators
Browse every Balance On Hand simulator for exploring future balance impact, cash-flow tradeoffs, and savings potential.
View simulatorsThese tools provide estimates and utilities only and do not replace your own judgment. Nothing you enter is uploaded or stored on a server.