About Photo Timestamper
A powerful, privacy-focused tool for adding beautiful timestamps to your photos with complete client-side processing.
Multiple Formats
Support for JPG, PNG, HEIF and other popular image formats
Batch Processing
Process multiple photos at once with consistent styling
Customizable
Adjust fonts, colors, positions and formats to match your style
Real-time Preview
See changes instantly as you adjust timestamp settings
Mobile Friendly
Responsive design optimized for both desktop and mobile devices
100% Private
All processing happens locally - your photos never leave your device
How It Works
Upload Photos
Drag and drop or select photos from your device
Customize Style
Adjust font, color, position and format settings
Preview Results
See real-time preview of your timestamp overlay
Download
Save individual photos or download all as a ZIP file
Technical Details
Built With
- React + TypeScript
- Tailwind CSS
- Canvas API for image processing
- ExifReader for metadata extraction
Features
- HEIF/HEIC format support
- Automatic EXIF date extraction
- Custom date format patterns
- Drag-drop timestamp positioning
- Batch ZIP download
Your Privacy is Protected
All image processing happens entirely in your browser. Your photos are never uploaded to any server, ensuring complete privacy and security of your personal images. The app works offline once loaded.