
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.
- Detaljer med højt dynamisk område og bredt farveområde konverteres til almindelig 8-bit farve.
HEIF vs AVIF
| Funktion | HEIF | AVIF |
|---|---|---|
| Fulde navn | High Efficiency Image File Format | AV1 Image File Format |
| Oprindelse | Developed by MPEG and finalised in 2015 (ISO/IEC 23008-12) | Released by the Alliance for Open Media in 2019 |
| Komprimering | Med tab (normalt HEVC) | Med eller uden tab |
| Gennemsigtighed | Rarely used in camera photos | Yes — smooth, partial transparency |
| Animation | Nej | Ja |
| Farve | 8 eller 10 bit pr. kanal, bredt farveområde | 8, 10 or 12 bits per channel, including HDR |
| Hvor den kan åbnes | Recent phones and cameras; many PCs, apps and websites need extra software | Current Chrome, Edge, Firefox and Safari 16+; fewer editing apps |
| Bedst til | storing high-quality photos in less space on phones and cameras | the smallest high-quality images for websites and apps |
| Største ulempe | mange computere, apps og websteder kan ikke åbne den | det er langsomt at oprette, og mange redigeringsapps og ældre enheder kan ikke åbne det |
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.
- Hvad er en HEIF-fil?
- 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.
Hvad du kan gøre med HEIF til AVIF
Gennemgå de vigtigste funktioner, før du begynder.
- 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
Indstillingsreference
5 indstillinger
Tilgængelige kontroller til HEIF til AVIF.
Indstillinger
- Resultat formatRullemenu
- Chooses the file type you download. The page opens on its own output format; switch to any other format before converting.Indstillinger: JPGPNGWebPAVIFGIFTIFFBMPICOPDF
- KvalitetSkyderRækkevidde: 20–100 · Standard: 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.
- Tabsfri tilstandTil/fra
- For WebP and AVIF output: keeps every pixel exactly (best for logos, graphics and transparency) at the cost of a larger file.
- BaggrundsfyldFarvevælger
- Til JPG, BMP og billede-til-PDF, som ikke kan gemme gennemsigtighed: farven, der udfylder gennemsigtige områder (hvid som standard).
Tilstand
- Enkelt fil / batchRullemenu
- Behandle én fil eller en batch med delte indstillinger. Batchresultater downloades som én ZIP.Indstillinger: Enkelt filFlere filer
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