Free · runs in your browser · privacy-first
Frespy — 50+ free online tools
PDF & image conversions, QR and text utilities in one place. Files are not uploaded—everything happens on your device.
Converters
Image tools
PDF tools
CAD & drawings
QR code
Text & code
Developer tools
Calculators
Audio & video
51+ tools
Private by design
Instant results
Popular converters
Image and PDF conversions, optimized and ready in one click.
Audio & video
Convert audio, extract sound from video and make GIFs — all in your browser.
Popular tools
Statistics →All tools by category
Browse every tool grouped by category, or use the search box to jump straight to what you need.
Image tools
9 toolsPDF tools
6 toolsCAD & drawings
2 toolsQR code
2 toolsText & code
19 tools- Base64 encode / decode
- JSON formatter
- JSON editor
- Hash generator (SHA)
- URL encode / decode
- Text transform
- Color converter
- UUID v4 generator
- Slug / URL fragment
- HTML entities encode / decode
- Lorem ipsum generator
- Word & character counter
- CSV ↔ JSON
- Sort lines
- Remove duplicate lines
- Markdown preview
- CSS minifier
- Remove empty lines
- Reading time estimator
Developer tools
7 toolsCalculators
3 toolsAudio & video
3 toolsBuilt for speed, privacy and zero friction
Every tool runs entirely in your browser. No accounts, no queues, no uploads.
Private by design
Files are processed on your device and never sent to a server.
Instant results
No round trips — everything happens locally, the moment you click.
Free, no signup
All tools are free to use with no account and no watermarks.
Works offline
Once loaded, most tools keep working without a connection.