SafeWebTool

SafeWebTool is a free, open-source set of in-browser tools for everyday tasks. Your photos, videos, text, and files stay on your computer.

Video Tools

Free online video tools for resizing, converting, and analyzing videos. No upload required - all processing happens in your browser.

• Extract Video Metadata — Extract metadata (codec, resolution, duration, bitrate) from MP4 and other video files. All in your browser, no uploads.
• Video Resize — Free online video resizer. Change video dimensions and resolution while maintaining quality, all processed locally in your browser.
• Video Trimmer — Free online video trimmer. Cut videos to specific start and end points without losing quality, all processed in your browser.
• Video Reverse — Free online video reverser. Play videos backwards with custom start and end points, optionally remove audio — all processed privately in your browser.
• Video Re-encode — Free online video converter. Convert videos between MP4, WebM, and MOV formats with adjustable quality settings, processed entirely in your browser.
• Video to GIF — Free online video to GIF converter. Create optimized GIF animations from video files with custom settings, all processed locally in your browser.
• Add or Remove Audio from Video — Add audio to a video or remove its sound. Copy audio from another video or audio file, handle different lengths, and export MP4 locally in your browser.
• Convert to MP4 — Convert nearly any video to MP4 (H.264 + AAC) with optional resolution and quality controls. All processing happens in your browser with FFmpeg WASM.

Image Tools

Free online image editing and optimization tools. Resize, crop, and convert images without uploading them to a server.

• Image Resize — Free online image resizer. Change image dimensions and resolution while maintaining quality, all processed locally in your browser.
• Image Compressor — Free online image compressor. Reduce file size of JPEG, PNG, and WebP images while maintaining visual quality, all processed locally in your browser.
• Image Crop — Free online image crop tool. Drag a crop box directly on your photo — works with mouse and touch, all processed locally in your browser.
• Image Format Converter — Convert images between JPG, PNG, and WebP with adjustable quality. All conversion happens locally in your browser — your photos are never uploaded.
• Image Rotator — Rotate images by 90 or 180 degrees, or flip them horizontally and vertically, with a live preview. All processing happens locally in your browser — no uploads.
• Passport Photo Maker — Free private passport, visa, and ID photo maker. Auto-align faces, crop to official sizes, and export JPEGs or print sheets — no uploads.

Text Tools

Free online text editing and formatting tools. Edit, validate, and convert text and code formats in your browser.

• Text Editor — Free online text editor for writing and formatting text content. All processing happens locally in your browser.
• YAML Validator — Free online YAML validator and converter. Check YAML syntax and convert to JSON with visual tree display, all processed in your browser.
• Remove Extra Spaces — Remove extra spaces from text, such as leading/trailing spaces and multiple spaces between words. All processing happens in your browser.
• JSON Formatter & Converter — Validate, format, minify, and convert JSON to XML, CSV, or YAML. All processing happens in your browser, no uploads required.
• Base64 Encode & Decode — Encode text to Base64 or decode Base64 back to text with full Unicode support. All processing happens locally in your browser — no uploads.
• Word & Character Counter — Count words, characters, sentences, paragraphs, and estimated reading time as you type. Live stats, all computed locally in your browser.
• URL Encode & Decode — Percent-encode text for safe use in URLs or decode encoded URLs back to readable text. All processing happens locally in your browser.
• AI Grammar Fixer — Fix grammar, spelling, and punctuation errors in your text using a small AI model that runs entirely in your browser. No uploads, no API keys.
• AI Text Summarizer — Summarize articles, documents, or any long text using an AI model that runs entirely in your browser. Choose short, medium, or detailed output.
• AI Tone Rewriter — Rewrite your text in a different tone — formal, casual, professional, or friendly — using an AI model that runs entirely in your browser.
• LaTeX to PDF — Compile LaTeX documents to PDF directly in your browser using WebAssembly. No uploads, no server — your document stays on your device. Supports math, figures, and standard LaTeX packages.

ML Tools

Run machine learning models locally in your browser. No uploads, no server-side processing.

• Face Detection — Detect faces in images using a MediaPipe model, all in your browser. No uploads, no server-side processing.
• Image to Text (OCR) — Convert images to text with 100% privacy. This offline OCR tool runs in your browser using Tesseract.js — no uploads, fast and secure image-to-text.
• Audio/Video Transcription — Convert speech to text with 100% privacy using Whisper. This offline transcription tool runs in your browser, with audio and video support.
• Text to Speech — Convert text to natural-sounding speech and download it as a WAV file. Powered by Kokoro, a small AI voice model that runs entirely in your browser — your text is never uploaded.

Time Tools

Simple browser-based time tools for timers, meeting planning, time zones, deadlines, and date math.

• Timer — A clean browser-local countdown timer with big phone-friendly controls, 1, 2, 3, and 5 minute presets, custom time, tick sound, and iOS home screen support.
• Meeting Time Finder — Find overlapping working hours across time zones for distributed teams. Uses browser Intl time zone data for DST-aware results.
• Time Zone Converter — Convert one date and time into several common team time zones with DST-aware browser-local calculations.
• Business Days Calculator — Add or subtract business days from a start date while skipping weekends for deadline planning. Runs entirely in your browser — no data sent anywhere.
• Date Duration Calculator — Calculate days, weeks, and weekdays between two dates for planning timelines and project phases. All calculations happen locally in your browser.