toolswithoutai.com
Free tools that run in your browser.
Free client-side tools. No AI. No uploads. Your files never leave your device.
Privacy
Processing happens in your browser. We do not receive your files.
Speed
No upload wait. Tools run locally as soon as the page loads.
No account
Nothing to sign up for. Open a tool and use it.
Free forever
Utilities stay free. The site is supported by ads, not paywalls.
Categories
Each category is a landing page. Tools inside it run in your browser. No signup. No AI. Files are not uploaded to our servers.
Image tools
Browser-based image tools for converting, compressing, and cleaning photos. Processing happens on your device. We do not receive your files.
10 tools
PDF tools
Client-side PDF utilities: merge images into a PDF or export selected pages as JPEGs. pdf.js and pdf-lib run in this tab.
2 tools
Data tools
Formatters and converters for structured data. Paste or drop a file; parsing stays in memory.
8 tools
Developer tools
Small developer utilities that run with Web Crypto and in-page parsers. No account. No upload API.
16 tools
Text tools
Text utilities for writing and code. Comparison and conversion happen in the page.
4 tools
How it works
Every tool is a static page plus client-side code. There is no file upload API.
1
Open a tool
Choose a converter, formatter, or calculator. The page is the app.
2
Process locally
Your browser does the work. Nothing is posted to our servers.
3
Download the result
Save the output to your device. We never see your files.
Popular tools
The first set of utilities. Pages will go live as each tool is built.
Compress image to a target size
Compress an image (JPG/PNG/WebP) to a specific file size (e.g. under 100KB) in your browser. The tool adjusts quality until the target size is met. No login or watermark. Files never leave your device.
HEIC to JPG
Convert HEIC and HEIF photos to JPG in your browser. No upload. No account. Your files never leave your device.
HEIC to PNG
Convert HEIC (iPhone) images to PNG in your browser. No uploads or accounts. Your photo stays on your device.
AVIF to JPG
Convert AVIF images to JPEG in your browser. Decode and re-encode on-device. Your files never leave the page.
Images to PDF
Merge JPG/PNG (and similar) into one PDF in the browser. Add images, reorder, download. No uploads or watermarks.
JSON to CSV
Convert JSON to CSV in your browser. Paste an array or object; nested keys are flattened. Data is not sent to a server.
CSV to JSON
Convert CSV to JSON in your browser. Paste or drop a file; choose headers and delimiter. Local only.
JWT inspector
Decode and inspect JWTs in your browser. Header, payload, and signature. Optional local verify if you paste a key. The token is not sent anywhere.
Cron expression explainer
Turn a cron expression into plain English and upcoming run times. Runs in the browser.
JSON ↔ YAML
Convert JSON ↔ YAML in the browser. Structure and indentation preserved. Config never uploaded.
Image to Base64
Image file → Base64 string in the browser. Copy or embed. No server.
Base64 to image
Base64 string → image download. Decode locally.
Remove EXIF data
Clean metadata from images in your browser. Photos are not uploaded; processing stays on your device.
Secure password generator
Generate strong passwords with the Web Crypto API in your browser. Nothing is sent or stored on a server.
SHA256 checksum
Calculate SHA-256 checksums of files or text with Web Crypto in your browser. No file uploading.
Markdown to HTML
Convert Markdown to HTML with a live preview in your browser. Text is not sent to a server.
UUID generator
Generate version 4 UUIDs with browser cryptographic randomness. Generation is local.
Regex tester
Test JavaScript regular expressions against text in your browser. Patterns and samples stay local.
Recently added
Newest utilities in the catalog. Same rule: processing stays in the tab.
ASCII to hex
Convert text to hexadecimal in your browser. Encoding is local.
AVIF to JPG
Convert AVIF images to JPEG in your browser. Decode and re-encode on-device. Your files never leave the page.
Base32 encoder / decoder
Encode or decode Base32 (RFC 4648) in your browser. Text stays in this tab.
Base64 to image
Base64 string → image download. Decode locally.
Bcrypt generator
Hash text with bcrypt in your browser. Work runs locally. The plaintext is not sent to a server.
Case converter
Convert text to upper, lower, title, sentence, camel, snake, or kebab case in your browser.
More tools coming
Same rules every time: client-side only, no AI, no file uploads.