Free tools for everyday tasks.
Most tools run directly in your browser, without uploading your files.
- On your deviceYour files never leave the browser.
- Uses a serverSome data goes to our server. The tool page explains what.
Tools found: 42
PDF to Markdown
PDF text → Editable Markdown (.md)
On your deviceOrganize PDF
Reorder, rotate & remove PDF pages
On your deviceCompress PDF
Smaller PDF · Lossless, Recommended, Strong
On your deviceSign and fill PDF
Fill forms · draw, type or upload a signature
On your devicePhoto Metadata
View & remove photo metadata · Lossless
On your devicePDF to JPG / PNG
PDF pages → JPG, PNG / ZIP · 72–300 DPI
On your deviceMusic Tag Editor
Music tags, lyrics & cover art → audio
On your deviceAudio Trimmer
Waveform cut to the millisecond → audio
On your deviceVideo Compressor
MP4, MOV, WebM → smaller MP4 (target size)
On your deviceVideo Trimmer
Frame-exact or lossless cut → MP4
On your deviceVideo Converter
Video → MP4, WebM, MP3, M4A, GIF
On your deviceVideo to MP3
MP4, MOV, WebM, MKV → MP3 / M4A
On your deviceVideo to GIF
Video → GIF (up to 60 s, 720 px)
On your deviceMOV to MP4
MOV, HEVC → MP4 (H.264 or kept codec)
On your deviceSplit PDF
Extract pages or ranges → PDF / ZIP
On your deviceImage to PDF
JPG, PNG, HEIC, WebP → one PDF (A4, Letter)
On your deviceMerge PDF
Combine & reorder multiple PDFs → 1 PDF
On your deviceJSON to Excel
JSON, JSON Lines → XLSX / CSV
On your deviceExcel to JSON
XLSX → JSON / JSON Lines
On your deviceCurrency Converter
19+ currencies (UZS, USD, EUR…) · Offline rates
On your deviceImage Converter
Batch convert & resize → PNG, JPEG, WebP
On your deviceImage Compressor
Shrink JPG, PNG, WebP & HEIC to target KB/MB
On your deviceImage Resizer
Exact pixels or % · batch JPG, PNG, WebP
On your deviceCrop Image
Crop by ratio, rotate & flip → PNG, JPEG
On your deviceMotion Photo Extractor
Motion photo → MP4 video & frames
On your deviceYouTube Transcript
Fetch, language-switch & export video captions
Uses a serverURL to Markdown
Web page → Clean Markdown or JSON
Uses a server.env Tools
Lint, strip secrets & diff .env configs
On your deviceData Converter
JSON ⇄ YAML ⇄ CSV with type preservation
On your deviceJSON to Types
JSON → TS, Python, Go, C#, Zod & Mermaid
On your deviceRandom Tools
Pick, shuffle, weight lists & random integers
On your deviceText / Code Diff
Line-by-line compare → unified diff
On your deviceQR Generator
Links, Wi-Fi, email & vCard → PNG / SVG
On your deviceCron Tools
Build & read cron · next 5 runs by timezone
On your deviceURL Tools
Parse URLs, edit query params, encode/decode
On your devicePassword Generator
Random passwords & word passphrases
On your deviceJSON Formatter
Format, validate & collapse · Python dict → JSON
On your deviceJWT Tools
Decode, edit, sign & verify JWTs
On your deviceTimestamp Converter
Unix ⇄ date · Python strftime builder
On your deviceBase64
UTF-8 encode/decode · URL-safe & multi-layer
On your deviceHash Generator
SHA-256, SHA-384 & SHA-512 digests
On your deviceUUID Generator
Bulk UUID v4 & time-ordered v7
On your deviceNo third-party trackers on JZR Tools. We count anonymous visits with country, referring site and device type only.