Voyn — Web Tools Library

Voyn Web Tools

Fast, privacy-friendly tools for PDFs, video, audio, images, office, AI, and more. Files won't leave your browser, completely private!

Showing 94 tools

All Favorites AI Audio Images & Scan Music Office PDF Utilities Video

AAC to FLAC PAGE

Convert AAC to FLAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

AAC to MP3 PAGE

Convert AAC to MP3 locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

AAC to OGG PAGE

Convert AAC to OGG locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

AAC to OPUS PAGE

Convert AAC to OPUS locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

AAC to WAV PAGE

Convert AAC to WAV locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

AI Clothing Color Matcher HTML

Pick outfit colors that match an image.

AI Updated 16.09.2025 22:43

Audio Merge PHP

Merge multiple audio tracks; reorder & trim.

Audio Updated 16.09.2025 22:43

Audio Normalizer PHP

Normalize volume levels (EBU R128 loudness).

Audio Updated 16.09.2025 22:42

Audio Test PHP

Quick mic / speaker test in your browser.

Audio Updated 16.09.2025 22:42

Audio to Video PHP

Create a video from audio + image or color.

Audio Updated 16.09.2025 22:42

Audio Trim HTML

Cut a segment from an audio file—precisely.

Audio Updated 16.09.2025 22:42

Barcode Scanner HTML

Scan barcodes from camera or images.

Images & Scan Updated 16.09.2025 22:43

Base Converter HTML

Convert numbers across bases (2–36).

Utilities Updated 16.09.2025 22:43

Body Fat Calculator HTML

Estimate body fat (US Navy & BMI methods).

Utilities Updated 16.09.2025 22:42

Car Loan Affordability HTML

Estimate a sensible car budget from income.

Utilities Updated 16.09.2025 22:42

Compound Interest Calculator HTML

See how investments grow over time.

Utilities Updated 16.09.2025 22:43

Compress PDF HTML

Shrink PDF size without losing clarity.

PDF Updated 16.09.2025 22:42

Edit PDF HTML

Edit/annotate PDFs right in the browser.

PDF Updated 16.09.2025 22:43

Encryption Decryption HTML

Encrypt/decrypt text or files, simply.

Utilities Updated 16.09.2025 22:42

Excel Column Classifier HTML

Detect & label column types from samples.

Office Updated 16.09.2025 22:43

Excel to PDF HTML

Convert Excel spreadsheets to PDF.

PDF Updated 16.09.2025 22:42

FLAC to AAC PAGE

Convert FLAC to AAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

FLAC to MP3 PAGE

Convert FLAC to MP3 locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

FLAC to OGG PAGE

Convert FLAC to OGG locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

FLAC to OPUS PAGE

Convert FLAC to OPUS locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

FLAC to WAV PAGE

Convert FLAC to WAV locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

Guitar Tuner HTML

Tune your guitar with your mic.

Music Updated 16.09.2025 22:42

Image to Excel HTML

Extract tables from images to Excel.

Office Updated 16.09.2025 22:42

Image to PDF HTML

Combine images into a single PDF.

PDF Updated 16.09.2025 22:42

JSON Validator HTML

Validate & pretty-print JSON.

Utilities Updated 16.09.2025 22:42

Merge PDF HTML

Merge multiple PDFs into one.

PDF Updated 16.09.2025 22:42

Metronome HTML

Steady click for practice — BPM & accents.

Music Updated 16.09.2025 22:42

MP3 to AAC PAGE

Convert MP3 to AAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

MP3 to FLAC PAGE

Convert MP3 to FLAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

MP3 to OGG PAGE

Convert MP3 to OGG locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

MP3 to OPUS PAGE

Convert MP3 to OPUS locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

MP3 to WAV PAGE

Convert MP3 to WAV locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OGG to AAC PAGE

Convert OGG to AAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OGG to FLAC PAGE

Convert OGG to FLAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OGG to MP3 PAGE

Convert OGG to MP3 locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OGG to OPUS PAGE

Convert OGG to OPUS locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OGG to WAV PAGE

Convert OGG to WAV locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OPUS to AAC PAGE

Convert OPUS to AAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OPUS to FLAC PAGE

Convert OPUS to FLAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OPUS to MP3 PAGE

Convert OPUS to MP3 locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OPUS to OGG PAGE

Convert OPUS to OGG locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

OPUS to WAV PAGE

Convert OPUS to WAV locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

PDF Converter HTML

Convert PDF to/from other formats.

PDF Updated 16.09.2025 22:42

PDF Remove Pages HTML

Delete unwanted pages from a PDF.

PDF Updated 16.09.2025 22:42

PDF to Excel HTML

Turn PDF tables into editable Excel.

PDF Updated 16.09.2025 22:42

PDF to Image HTML

Export PDF pages as images.

PDF Updated 16.09.2025 22:42

PDF to PPT HTML

Convert PDFs into editable PowerPoint.

PDF Updated 16.09.2025 22:42

PDF to Text HTML

Extract raw text from PDF.

PDF Updated 16.09.2025 22:43

PDF to Word HTML

Convert PDF into an editable Word document.

PDF Updated 16.09.2025 22:42

Piano HTML

Play a virtual piano with your keyboard.

Music Updated 16.09.2025 22:42

Pomodoro HTML

Focus timer with sessions & stats.

Utilities Updated 16.09.2025 22:42

PPT to PDF HTML

Export PowerPoints to compact PDF.

PDF Updated 16.09.2025 22:42

Protect PDF HTML

Add a password to your PDF.

PDF Updated 16.09.2025 22:42

QR HTML

Scan QR codes (camera or images).

Images & Scan Updated 16.09.2025 22:43

QR Code Generator HTML

Create QR codes (text, URL, images).

Images & Scan Updated 16.09.2025 22:43

Random Picker HTML

Randomly pick a name/item from a list.

Utilities Updated 16.09.2025 22:42

Redact PDF HTML

Redact sensitive info from PDFs.

PDF Updated 16.09.2025 22:42

Resume Analyzer HTML

Analyze a resume and get instant tips.

AI Updated 16.09.2025 22:43

Retirement Savings Planner HTML

Estimate monthly savings to hit a goal.

Utilities Updated 16.09.2025 22:43

Review Classifier HTML

Classify review sentiment instantly.

AI Updated 16.09.2025 22:43

Rotate PDF HTML

Rotate pages inside a PDF.

PDF Updated 16.09.2025 22:43

Scan to PDF HTML

Scan via camera & export to PDF.

PDF Updated 16.09.2025 22:42

Sign PDF HTML

Digitally sign your PDFs.

PDF Updated 16.09.2025 22:42

Speech to Text HTML

Transcribe speech into text.

Utilities Updated 16.09.2025 22:43

Split PDF HTML

Split a PDF into smaller files.

PDF Updated 16.09.2025 22:42

Split PPT HTML

Split a PowerPoint into separate decks.

Office Updated 16.09.2025 22:42

Text Diff Check HTML

Compare two texts and spot differences.

Utilities Updated 16.09.2025 22:43

Time Zone Converter HTML

Convert times across world cities.

Utilities Updated 16.09.2025 22:42

Typing Speed Test HTML

Test your typing speed & accuracy.

Utilities Updated 16.09.2025 22:43

Unit Converter HTML

Convert length, weight, volume, temp.

Utilities Updated 16.09.2025 22:42

Unlock PDF HTML

Unlock your own PDFs (remove password).

PDF Updated 16.09.2025 22:42

Video Crop PHP

Crop video to a specific region.

Video Updated 16.09.2025 22:42

Video Filter PHP

Apply visual filters to your video.

Video Updated 16.09.2025 22:42

Video Mute PHP

Remove audio from a video.

Video Updated 16.09.2025 22:42

Video Resizer PHP

Resize video to target dimensions.

Video Updated 16.09.2025 22:42

Video Rotate Flip PHP

Rotate or flip a video.

Video Updated 16.09.2025 22:42

Video Speed Changer PHP

Change playback speed of a video.

Video Updated 16.09.2025 22:42

Video to Audio PHP

Extract audio from a video.

Video Updated 16.09.2025 22:42

Video to Gif PHP

Convert short videos into GIFs.

Video Updated 16.09.2025 22:42

Video Trim PHP

Trim/cut any segment of a video.

Video Updated 16.09.2025 22:42

Video Watermark PHP

Add image or text watermarks to video.

Video Updated 16.09.2025 22:42

Virtual Guitar HTML

Strum a guitar right in your browser.

Music Updated 16.09.2025 22:42

Watermark PDF HTML

Add text/image watermarks to PDF.

PDF Updated 16.09.2025 22:43

WAV to AAC PAGE

Convert WAV to AAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

WAV to FLAC PAGE

Convert WAV to FLAC locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

WAV to MP3 PAGE

Convert WAV to MP3 locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

WAV to OGG PAGE

Convert WAV to OGG locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

WAV to OPUS PAGE

Convert WAV to OPUS locally (FFmpeg.wasm).

Audio Updated 16.09.2025 22:43

Word to PDF HTML

Convert Word docs to PDF.

PDF Updated 16.09.2025 22:42