Privacy-First Tools
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Powerful tools that run entirely in your browser. No uploads. No servers. Your data never leaves your device.

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All Tools

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Image Converter

Image Converter

Convert HEIC, WebP, AVIF, PNG, JPG. Batch processing & offline.

Icon Generator

Icon Generator

Generate multi-size PNG icons and favicon.ico locally.

Smart Compressor

Smart Compressor

Deep compression up to 90% while preserving visual quality.

Exact Size Compressor

Exact Size Compressor

New

Compress images toward a chosen KB or MB target locally.

PDF Toolkit

PDF Toolkit

New

Merge, split, and extract PDF pages locally with no uploads.

PDF Redaction

New

Redact sensitive info from PDFs locally. Remove metadata, permanently delete content.

Metadata Wiper

Metadata Wiper

Remove EXIF, GPS, and hidden tracking data from photos.

Smart Screenshot

Smart Screenshot

New

Beautify screenshots with shadows, gradients & backgrounds.

JSON Formatter

JSON Formatter

Format, validate, and beautify JSON data with syntax highlighting.

JWT Decoder

JWT Decoder

Decode and inspect JSON Web Tokens securely in your browser.

SQLite Viewer

SQLite Viewer

Open and explore SQLite databases directly in your browser.

Private Screen Recorder

Private Screen Recorder

New

Record your screen and audio locally. No limits, no watermarks.

Log Viewer Pro

Log Viewer Pro

New

Browser-based viewer for massive log files (1GB+). Instant Regex search & privacy-first.

Online Zip Viewer

Online Zip Viewer

Beta

Open ZIP, RAR, 7z files instantly in browser. No upload, privacy-first.

Diff Anything

Diff Anything

New

Compare text, code, and images securely. 100% local, no server uploads.

Hash Manifest

New

Generate hash manifests for multiple files. Create verifiable integrity reports.

Duplicate Finder

Duplicate Finder

New

Find exact duplicate files locally with SHA-256 hashing and export reports.

Batch Renamer

Batch Renamer

New

Rename files with templates, token rules, preview, and local ZIP export.

PII Redactor

PII Redactor

New

Redact sensitive info in text-like files locally with preset privacy patterns.

Hash Generator

Hash Generator

New

Generate MD5, SHA-1, SHA-256, SHA-512, and Bcrypt hashes locally in your browser.

QR Code Tool

QR Code Tool

New

Generate and scan QR codes instantly in your browser. 100% local.

QR Scanner

QR Scanner

New

Scan QR codes from uploaded images locally in your browser.

Regex Tester

Regex Tester

New

Test and debug regular expressions with real-time matching. 100% local.

Safe Batch Processor

Safe Batch Processor

Hot

Bulk resize, crop & watermark photos. 100% local & privacy-first.

Markdown to Word

Markdown to Word

New

Convert Markdown to perfect Word documents with editable math, diagrams & code.

UltraTools - Privacy-First Web Tools