
Convert HEIF to AVIF — Smallest High-Quality Images
Convert HEIF to AVIF online for very small, high-quality web images. No software to install. Preview one free or batch-convert with Premium.
Drop your HEIF file or click to browse
Why convert HEIF to AVIF?
- AVIF is supported far more widely than HEIF, so the file is easier to open, share and upload.
- AVIF is made for the smallest high-quality images for websites and apps.
What to expect when converting HEIF to AVIF
- AVIF uses lossy compression by default; raise the quality or switch on lossless in Settings for a closer copy.
- High-dynamic-range and wide-colour detail is converted to standard 8-bit colour.
HEIF vs AVIF
| Tính năng | HEIF | AVIF |
|---|---|---|
| Họ và tên | High Efficiency Image File Format | AV1 Image File Format |
| Origin | Developed by MPEG and finalised in 2015 (ISO/IEC 23008-12) | Released by the Alliance for Open Media in 2019 |
| Nén | Lossy (usually HEVC) | Lossy or lossless |
| Transparency | Rarely used in camera photos | Yes — smooth, partial transparency |
| Hoạt hình | Không | Có |
| Màu sắc | 8 or 10 bits per channel, wide colour | 8, 10 or 12 bits per channel, including HDR |
| Where it opens | Recent phones and cameras; many PCs, apps and websites need extra software | Current Chrome, Edge, Firefox and Safari 16+; fewer editing apps |
| Tốt nhất cho | storing high-quality photos in less space on phones and cameras | the smallest high-quality images for websites and apps |
| Main drawback | many computers, apps and websites can’t open it | it is slow to create and many editing apps and older devices can’t open it |
In short: choose HEIF for storing high-quality photos in less space on phones and cameras; choose AVIF for the smallest high-quality images for websites and apps.
Frequently asked questions
- How do I convert HEIF to AVIF?
- Upload your HEIF file above. It is converted to AVIF automatically (change the output format or quality in the Settings tab if you need to), then click Download. There is nothing to install.
- Does converting HEIF to AVIF lose quality?
- AVIF is lossy by default, so some fine detail is discarded to make the file smaller. Raise the quality or switch on lossless in Settings for a closer copy.
- HEIF or AVIF: which should I use?
- Use HEIF for storing high-quality photos in less space on phones and cameras. Use AVIF for the smallest high-quality images for websites and apps. Keep in mind the main drawback of AVIF: it is slow to create and many editing apps and older devices can’t open it.
- What is a HEIF file?
- HEIF is the open standard behind HEIC. Samsung phones and several Canon, Sony and Fujifilm cameras can save HEIF photos, which are compact but not yet widely accepted.
- Is the HEIF to AVIF converter free?
- Yes. Convert, preview and download a single result without creating an account. Premium adds batch conversion (many files into one ZIP) and larger uploads.
Bạn có thể làm gì với HEIF to AVIF
Xem lại các khả năng chính trước khi bạn bắt đầu.
- Convert HEIF files to AVIF online
- Choose AVIF quality or switch to lossless
- Switch to any other output format in Settings
- Batch-convert many HEIF files into one ZIP
- Preview the result before you download
Tham khảo cài đặt
cài đặt 5
Các điều khiển có sẵn cho HEIF to AVIF.
Cài đặt
- định dạng đầu raDanh sách thả xuống
- Chooses the file type you download. The page opens on its own output format; switch to any other format before converting.Tùy chọn: JPGPNGWebPAVIFGIFTIFFBMPICOPDF
- Chất lượngThanh trượtPhạm vi: 20–100 · Mặc định: 90
- For JPG, WebP, AVIF and image-to-PDF output: higher keeps more detail but makes a bigger file; 60–80 suits most photos. Documents (Publisher, XPS, EPS…) become PDFs with every page and sharp text, with no quality setting.
- Chế độ không mất dữ liệuBật / Tắt
- For WebP and AVIF output: keeps every pixel exactly (best for logos, graphics and transparency) at the cost of a larger file.
- Màu nềnBộ chọn màu
- For JPG, BMP and image-to-PDF output, which can’t store transparency: the colour that fills transparent areas (white by default).
Chế độ
- Tệp đơn lẻ / Hàng loạtDanh sách thả xuống
- Xử lý một tệp hoặc một loạt với các cài đặt được chia sẻ. Tải xuống hàng loạt kết quả dưới dạng một ZIP.Tùy chọn: Tệp đơn lẻHàng loạt
Related tools for HEIF to AVIF
Tools for common next steps after HEIF to AVIF.
Chuyển đổi hình ảnh
HEIF sang JPG
Convert HEIF files to JPG. Review and download the converted image.
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HEIF sang PNG
Convert HEIF files to PNG. Review and download the converted image.
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Trình chuyển đổi định dạng ảnh
Chuyển đổi giữa các định dạng PNG, JPG, WebP, GIF và SVG được hỗ trợ, sau đó xem lại và tải xuống kết quả.
Dùng thử ngayNgắm nhìn từng vùng đất chuyển hóa
Mỗi bức ảnh đều vượt qua dấu gạch chéo và đi ra phía bên kia.


























