Convert JPG to HEIF Online Free
Apple's default photo format. Up to 40% smaller than JPG.
ToFormat — free online converter
Upload your files
Max file size: 30MB · Up to 20 files at once
Why ToFormat?
Up to 40% Smaller Files
HEIF compresses significantly better than JPG. A 1 MB JPG photo becomes 500–700 KB in HEIF at identical visual quality — real savings across thousands of photos.
Native Apple Format
HEIF (HEIC) is the default photo format on every iPhone, iPad, and Mac since iOS 11. Converting to HEIF ensures seamless integration with Apple Photos, iCloud, and AirDrop.
10-Bit Color & HDR
HEIF supports 10-bit color depth (1 billion colors vs JPG's 16.7 million), HDR metadata, alpha transparency, depth maps, and image sequences — all in one file.
About the Formats
📸 What is JPG (JPEG)?
JPG is the world's most widely used photo format, created in 1992. It achieves small files through lossy DCT compression but is limited to 8-bit color depth (16.7 million colors) and lacks transparency, HDR, or advanced metadata support.
All JPG conversion tools →🍎 What is HEIF (HEIC)?
HEIF (High Efficiency Image Format) is a modern container format based on the HEVC (H.265) video codec. Apple adopted HEIF as the default capture format in iOS 11 (2017), using the .heic file extension. HEIF delivers 40% better compression than JPG with 10-bit color, HDR, transparency, depth maps, and multi-image sequences.
All HEIF conversion tools →How to Convert
Upload your JPG
Click the upload area or drag and drop. Batch upload up to 20 files at once.
Set quality
Adjust the quality slider. 80% delivers excellent results for most photos — visually identical to the source at 30–40% smaller size.
Download HEIF
Your optimized HEIF file is ready. Download within 10 minutes before auto-deletion.
When to Convert JPG to HEIF
🍎 Apple Device Integration
Migrating your photo library to Apple? HEIF is the native format for iPhone, iPad, and Mac. Converting old JPGs to HEIF unifies your library with new captures — one format, seamless in Apple Photos and iCloud.
💡 For Android/Windows: try JPG to WebP →💾 Storage Savings
HEIF is 30–40% smaller than JPG at equivalent quality. Converting 10,000 JPG photos to HEIF can reclaim several gigabytes on your iPhone, iCloud, or backup drives.
💡 Maximum compression: try JPG to AVIF →🎨 HDR & Wide Color
HEIF captures 10-bit color and HDR metadata that JPG's 8-bit limit cannot store. For vibrant photos on modern Retina and OLED displays, HEIF preserves the full dynamic range your camera captured.
💡 Web HDR: try JPG to AVIF →📱 Unified iPhone Library
Your iPhone shoots HEIF by default, but older imported photos are JPG. Convert them to create a consistent single-format library — simpler backup, efficient iCloud sync, uniform quality.
💡 For cross-platform sharing: keep JPG →Format Comparison
| Format | JPG | HEIF |
|---|---|---|
| Compression | Lossy | Lossy |
| Transparency | No | No |
| File Size | Smaller | Smaller |
HEIF has limited support outside Apple. For universal web use, try JPG to WebP. For maximum cross-platform compression, JPG to AVIF covers similar tech with wider browser support.
💡 Pro Tips
- HEIF and HEIC are the same format — HEIF is the standard name, .heic is Apple's file extension. Our converter outputs standard HEIF files fully compatible with Apple devices.
- HEIF support outside Apple is limited. Windows 10/11 requires a free codec from Microsoft Store. Android varies by manufacturer. For universal sharing, WebP or AVIF are better choices.
- Our converter uses AV1-based encoding (AVIF payload inside a HEIF container) for the best open-source quality. The result is fully compatible with Apple devices and other HEIF-capable readers.
- HEIF supports image sequences (Live Photos) and dual-camera depth maps — but these features require native HEIF capture, not conversion from JPG.
- For sharing with non-Apple users, JPG remains the safest format. Use HEIF for personal storage and Apple ecosystem; convert back with our HEIF to JPG tool when sharing.
- HEIF and AVIF are technically related — both use MPEG-family containers. Traditional HEIF uses HEVC (patented), while AVIF uses AV1 (royalty-free). Our encoder outputs AV1-based HEIF for maximum compatibility and no licensing concerns.
- Apple's ProRAW format on iPhone Pro models is a separate format (DNG-based). HEIF is for processed photos — the format you see in your Camera Roll after the computational photography pipeline finishes.
How JPG to HEIF Conversion Works
HEIF is Apple's bet on the future of photography. Since iOS 11 (2017), every iPhone captures photos in HEIF by default — delivering 30–40% smaller files than JPG at the same visual quality, with 10-bit color depth, HDR metadata, and the ability to store depth maps and image sequences in a single container.
When you convert JPG to HEIF, our encoder decodes the JPG and re-encodes the pixel data using modern AV1-based compression inside a HEIF container. The result is a smaller file that preserves your original's visual quality — stored in a format designed for the next decade of imaging. The process takes 1–3 seconds per image, entirely server-side.
HEIF vs JPG: A Generational Leap
JPG was groundbreaking in 1992, making digital photography practical with 10:1–20:1 compression ratios. But its 8-bit color (16.7 million colors), lack of transparency, and 30-year-old DCT algorithm show clear limits on modern HDR displays and high-resolution cameras.
HEIF leapfrogs JPG with 10-bit color (over 1 billion shades), HDR tone mapping, alpha transparency, and compression that produces files 30–40% smaller. HEIF can also store bursts, Live Photos, and depth data — features impossible in JPG's single-image structure.
The trade-off is ecosystem: HEIF works seamlessly across Apple but has limited support on Windows, Android, and the web. For broad compatibility with modern compression, AVIF covers similar ground with wider browser support. For maximum web reach, WebP remains the practical standard.
HEIF Across the Apple Ecosystem
Apple's HEIF integration is comprehensive and deep. iPhone and iPad capture in HEIF by default — the computational photography pipeline (Smart HDR, Deep Fusion, Photonic Engine) outputs directly to HEIF. Apple Photos indexes, edits, and organizes HEIF natively. iCloud Photo Library syncs HEIF efficiently, leveraging the smaller file sizes for faster uploads and less storage consumption. macOS renders HEIF in Finder thumbnails, Preview, Quick Look, and Spotlight. AirDrop transfers HEIF between devices with zero conversion overhead.
Converting older JPG photos to HEIF creates a unified library: every image — old imports and new captures — in one efficient format. For the occasional share with Windows or Android users, our HEIF to JPG converter handles the reverse instantly. See all our HEIF conversion tools for more options.