Convert HEIC to TIFF Online
Convert HEIC to TIFF instantly — free, private, no upload to servers.
What Is a HEIC to TIFF Converter?
A HEIC to TIFF converter transforms iPhone HEIC photos into professional TIFF format. The decoded HEIC photo data is stored losslessly in TIFF, creating a print-ready file from your iPhone photos. TIFF is accepted by all professional print shops and publishing systems.
Why Convert HEIC to TIFF?
Print shops and publishers require TIFF but don't accept HEIC. Converting iPhone photos directly to TIFF prepares them for professional printing without the quality loss of an intermediate JPG conversion.
Best For:
- Printing iPhone photos professionally
- Publishing workflow from iPhone photography
- Archiving iPhone photos in industry-standard format
Technical Details
TweakFiles uses libheif 1.21 to decode HEIC (iOS 18+ supported), then encodes as TIFF via utif2. The decoded pixel data is stored losslessly. Files will be large (20–50 MB for 12MP photos).
How to Convert HEIC to TIFF in 3 Steps
Upload Your HEIC File
Drag and drop your HEIC image into the converter above, or click to browse. You can select multiple files for batch conversion.
Convert Instantly
Click the convert button and TweakFiles will instantly transform your HEIC file to TIFF format — right in your browser, with no upload to any server.
Download Your TIFF File
Click download to save the converted file. For multiple files, use the "Download All" button to get everything at once.
TweakFiles vs Other HEIC to TIFF Converters
| Feature | TweakFiles | Convertio | CloudConvert |
|---|---|---|---|
| Price | Free forever | Freemium ($10/mo) | Freemium ($8/mo) |
| File Privacy | 100% client-side | Uploaded to servers | Uploaded to servers |
| Signup Required | No | After 10 files | After 25 files |
| Batch Conversion | Unlimited | 2 files (free) | 5 files (free) |
| Speed | Instant (no upload) | Depends on internet | Depends on internet |