Privacy-First Free Web Tools
A suite of powerful, client-side tools running directly in your browser. No servers. No data collection. Just instant results.
Favicon Generator
Generate favicons from images, text, or emojis in multiple sizes, exported as a ZIP.
QR Generator
Create beautiful, customizable QR codes for single links or bulk data exports.
Compress Image
Reduce image file sizes with custom targets and instant visual comparisons.
PDF Merge & Split
Merge multiple PDF files into one, or split a PDF into individual files downloaded as a ZIP.
PDF Encrypt & Decrypt
Protect your documents by encrypting them with passwords or decrypt password-protected PDFs.
PDF Watermark & Eraser
Add customizable text/image watermarks or erase existing watermarks and annotations from PDFs.
OCR Tool
Extract text from images and PDF documents instantly using client-side AI.
Background Removal
Automatically detect subjects and remove backgrounds from images natively in your browser.
PDF & Image Converter
Convert PDF pages to high-resolution PNG or JPG images, or compile multiple images into a single PDF.
Privacy Sanitizer
Strip EXIF metadata from images and visually redact sensitive data from images and PDFs.
Batch Image Resizer
Resize, crop, and convert multiple images in bulk client-side, exported as a ZIP.
Case Converter
Instantly convert text between 19 different formats like camelCase, snake_case, and Title Case.
Text Analyzer
Calculate word count, reading time, readability scores, and extract SEO keyword density.
Diff Checker
Instantly find differences between two text blocks or code snippets with granular character-level highlights.
Screen Recorder
Record your screen & mic securely, then instantly download the video entirely in your browser.
Video to GIF Maker
Visually crop videos, trim timeline segments, and convert MP4/WebM to optimized GIFs locally.
System & Browser Info
Inspect all system, browser, hardware, network, and privacy properties across 17 structured categories.
JSON Formatter & CSV
Beautify, validate, minify, and inspect JSON in an interactive tree view, with bidirectional JSON ⇄ CSV conversion.
Image to Pixel Art
Convert images into 8-bit & 16-bit retro pixel art with vintage gaming palettes, dithering, and 1x sprite exports for indie games.
Fat Man Runner
Play the hilarious Fat Man & Chrome Dino desert runner 2D game with switchable white/light and dark themes, belly slides, and 8-bit audio.
Zero-Trust Local Processing Guarantee
We prioritize your privacy above all else. Every tool on LensText runs entirely in your web browser using WebAssembly and client-side JavaScript. Your files, images, or documents are never uploaded, stored, or processed on any remote server. You can inspect the network activity or use the tools completely offline.
Latest Guides & Privacy Insights
Visit BlogWhy Client-Side Processing is the Future of Privacy
In an era of constant data breaches, processing your sensitive files locally in the browser provides unparalleled security and peace of mind.
Read ArticleHow to Protect Your Location: Removing EXIF Data from Photos
Every photo you take with your smartphone contains hidden metadata, including exact GPS coordinates. Learn how to strip this data before sharing.
Read ArticleWhy You Should Always Use SVG Vector Formats for QR Codes
If you are printing QR codes for marketing materials, downloading them as PNGs can lead to blurry, unscannable codes. Here is why SVG is superior.
Read ArticleWhy Choose LensText for Privacy-First Browser Tools
LensText is your all-in-one platform for image and PDF manipulation, data extraction, and privacy sanitization. Every tool on this website operates 100% locally within your web browser.
How to Use
- Browse the toolkit above and click on any utility to get started.
- Follow the simple on-screen instructions to upload your files or input your data.
- Because processing happens locally on your device, downloads are instant and your privacy is guaranteed.
Key Features & Benefits
- Zero Data Collection: Unlike other platforms, we don't upload your files to cloud servers. Your data never leaves your computer.
- Blazing Fast Processing: By harnessing the power of WebAssembly and modern browser APIs, our tools execute heavy operations (like OCR and PDF merging) instantaneously.
- No Sign-Ups Required: All features are completely free to use without creating an account or providing an email address.
- 10+ Developer Tools: From generating favicons to bulk-converting images and manipulating PDFs, everything you need is in one place.
Frequently Asked Questions
Is this website completely free?
Yes! All tools provided on LensText are 100% free with no hidden fees or premium subscriptions.
How does local processing work?
Modern browsers are incredibly powerful. We utilize technologies like WebAssembly, Canvas API, and Service Workers to execute complex algorithms directly on your CPU, bypassing the need for a server.
Are there any file size limits?
Since files are not uploaded to a server, the only limit is the memory (RAM) available on your computer. Most modern devices can easily handle documents and images up to several hundred megabytes.