TIFF to HEIC — Format Comparison & Online Converter
Fast, instant TIFF to HEIC conversion. No signup required. Just drop your .tiff file and get .heic in seconds.
Batch Settings
Transparency will be lost
TIFF supports transparency, but HEIC does not. Transparent areas will be filled with a solid color (typically white). If you need transparency, consider converting to PNG or WebP instead.
Layers will be flattened
TIFF supports multiple layers, but HEIC does not. All layers will be merged into a single flat image. Keep your original TIFF file if you need to edit individual layers later.
Some metadata may not survive
Your TIFF file may contain IPTC, ICC metadata. HEIC has limited or no support for these metadata types. Location data (GPS), camera settings, and color profiles may be stripped during conversion.
CMYK → RGB color conversion
Your TIFF file uses CMYK color space (designed for print). HEIC uses RGB. Colors will be converted — some print-specific colors (especially deep blues and vivid oranges) may shift slightly. For critical color matching, use a calibrated ICC profile.
Color depth reduction: 32-bit → 10-bit
TIFF stores up to 32 bits per channel, but HEIC supports only 10 bits. You may notice banding in smooth gradients (like sky or skin tones) where subtle color transitions are lost.
What compression artifacts to expect
HEIC lossy compression can produce blurring and occasional color shifts at high compression. At the high quality settings CocoConvert uses by default, these are usually invisible to the eye. Lower quality settings trade visual fidelity for smaller file sizes.
高精細な画像表現が求められる場面で、TIFFはその優れた品質から長年重宝されてきました。しかし、スマートフォンの普及やウェブでの利用が増えるにつれて、ファイルサイズの大きさや対応デバイスの限定性が課題となることも少なくありません。特にApple製品で広く採用されているHEICは、TIFFの持つ豊かな表現力を保ちつつ、飛躍的にファイルサイズを削減できる次世代の画像フォーマットです。この変換サービスは、TIFFの持つ細やかな階調や色再現性を損なうことなく、より汎用性が高く、共有しやすいHEIC形式へと最適化します。大切な画像を、より多くの場所で、よりスムーズにご活用いただくために、ぜひ当社の変換ツールをお試しください。一枚の絵が語る物語を、新たな形で紡ぎ出しましょう。
- 漫画原稿のデジタルアーカイブ
- ビジネス文書の軽量化
- 写真作品のウェブ公開
日本のDTP業界ではTIFFが標準的ですが、iPhoneユーザーが多い日本ではHEICへの変換が、特に個人間の共有やSNS投稿において利便性を高めます。
About TIFF to HEIC Conversion
TIFF (introduced 1986) and HEIC (introduced 2015) are both image formats, but they differ in important ways. TIFF is an uncompressed or losslessly compressed format favoured in print, publishing, and professional photography. HEIC (High Efficiency Image Container) is Apple's format for iPhone photos, offering twice the compression of JPEG.
Full Name: TIFF uses Tagged Image File Format, while HEIC uses High Efficiency Image Container. Compression: TIFF uses Lossy & Lossless, while HEIC uses Lossy. Transparency: TIFF uses Yes, while HEIC uses No.
When you convert TIFF to HEIC, the goal is to upgrade to a modern format. TIFF supports transparency, but HEIC does not. Transparent areas will be filled with a solid color (typically white). If you need transparency, consider converting to PNG or WebP instead. Understanding these technical differences helps you choose the right format for your workflow.
Your TIFF file is decoded and re-encoded as HEIC. The conversion involves 4 steps: (1) your tiff file is uploaded and the format is validated, (2) the file content is decoded into its raw representation, (3) the data is re-encoded in heic format with optimal settings, (4) the converted file is ready for download.
CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.
This conversion is ideal when you When you specifically need a HEIC file for your workflow. For the opposite direction, CocoConvert also supports HEIC to TIFF conversion.
How to Convert TIFF to HEIC
- 1
Upload .tiff file
Select your TIFF file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .heic
Set HEIC as the output format. The converter uses optimal settings based on the TIFF→HEIC conversion profile.
- 3
Convert
The server-side engine decodes your TIFF file and re-encodes it as HEIC. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .heic file. Multiple output files can be downloaded together.
What Happens When You Convert TIFF to HEIC
Your TIFF image is decoded into raw pixel data, then re-encoded as HEIC.
Your TIFF file is decoded — the compressed/stored pixel data is expanded into raw RGBA (with alpha channel) pixels
Transparency is resolved: transparent pixels are composited onto a white background
Pixels are re-encoded using High Efficiency Image Container's lossy compression algorithm
Metadata (EXIF, ICC profiles) is transferred where HEIC supports it
The HEIC file is saved and ready for download
TIFF vs HEIC — Detailed Comparison
| Feature | .TIFF | .HEIC |
|---|---|---|
| Full Name | Tagged Image File Format | High Efficiency Image Container |
| Compression | Lossy & Lossless | Lossy |
| Transparency | Yes | No |
| Animation | No | Yes |
| Color Depth | up to 32 bits/channel | 10 bits/channel |
| HDR Support | Yes | Yes |
| Typical File Size | 10–50 MB per photo (uncompressed) | 1–3 MB per photo (half of JPEG) |
| Platform Support | Very Wide | Limited |
| Browser Support | none | Limited |
| Year Created | 1986 | 2015 |
| Open Standard | Yes | No |
Should You Convert TIFF to HEIC?
When to Convert
- ✓When you specifically need a HEIC file for your workflow
When NOT to Convert
- ✗You need to preserve transparent areas — HEIC doesn't support transparency
- ✗You still need to edit individual layers — HEIC flattens everything
Consider alternatives:
Common Mistakes When Converting TIFF to HEIC
"My file's transparent background will carry over to HEIC"
HEIC doesn't support transparency. Transparent areas become solid (usually white). Save as PNG or WebP if you need transparency.
Frequently Asked Questions
What is the difference between TIFF and HEIC?
TIFF is an uncompressed or losslessly compressed format favoured in print, publishing, and professional photography. HEIC (High Efficiency Image Container) is Apple's format for iPhone photos, offering twice the compression of JPEG. Full Name: TIFF uses Tagged Image File Format, while HEIC uses High Efficiency Image Container. Compression: TIFF uses Lossy & Lossless, while HEIC uses Lossy. Transparency: TIFF uses Yes, while HEIC uses No.
Does TIFF to HEIC conversion affect quality?
TIFF supports transparency, but HEIC does not. Transparent areas will be filled with a solid color (typically white). If you need transparency, consider converting to PNG or WebP instead.
Which format has better compression, TIFF or HEIC?
TIFF uses both compression. HEIC uses lossy compression. The better choice depends on whether you prioritize file size or quality.
How long does TIFF to HEIC conversion take?
Most conversions finish in seconds. Larger files or complex image content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is TIFF or HEIC better for long-term storage?
Both formats use lossy compression, so consider keeping your original source file for long-term storage.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.