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.

Qu'est-ce qu'un fichier HEIF ?

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.

Aperçu du résultat de « HEIF vers AVIF »

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.
Les détails à grande plage dynamique et à gamut étendu sont convertis en couleurs standard 8 bits.

HEIF ou AVIF

Fonctionnalité	HEIF	AVIF
Nom complet	High Efficiency Image File Format	AV1 Image File Format
Origine	Developed by MPEG and finalised in 2015 (ISO/IEC 23008-12)	Released by the Alliance for Open Media in 2019
Compression	Avec perte (généralement HEVC)	Avec ou sans perte
Transparence	Rarely used in camera photos	Yes — smooth, partial transparency
Animations	Non	Oui
Couleur	8 ou 10 bits par canal, gamut étendu	8, 10 or 12 bits per channel, including HDR
Où l'ouvrir	Recent phones and cameras; many PCs, apps and websites need extra software	Current Chrome, Edge, Firefox and Safari 16+; fewer editing apps
Idéal pour	storing high-quality photos in less space on phones and cameras	the smallest high-quality images for websites and apps
Principal inconvénient	de nombreux ordinateurs, applis et sites web ne peuvent pas l’ouvrir	il est lent à créer et de nombreuses applis de retouche et anciens appareils ne peuvent pas l’ouvrir

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.
Qu'est-ce qu'un fichier HEIF ?: 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.

Ce que vous pouvez faire avec HEIF vers AVIF

Passez en revue les principales fonctionnalités avant de commencer.

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

Utilisez cet outil

Référence des paramètres

Contrôles disponibles pour HEIF vers AVIF.

Paramètres

Format de sortieListe déroulante: Chooses the file type you download. The page opens on its own output format; switch to any other format before converting.Possibilités: JPGPNGWebPAVIFGIFTIFFBMPICOPDF
QualitéCurseurPlage: 20–100 · Par défaut: 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.
Mode sans perteActivé / Désactivé: For WebP and AVIF output: keeps every pixel exactly (best for logos, graphics and transparency) at the cost of a larger file.
Remplissage d'arrière-planSélecteur de couleur: Pour les sorties JPG, BMP et image vers PDF, qui ne gèrent pas la transparence : la couleur qui remplit les zones transparentes (blanc par défaut).

Mode

Fichier unique / LotListe déroulante: Traitez un fichier ou un lot avec des paramètres partagés. Les résultats des lots sont téléchargés sous forme d'un seul ZIP.Possibilités: Fichier uniqueLot

Ouvrez cet outil

Utilisation gratuite · Aucune inscription requise · Sans filigraneLes téléchargements sont cryptés pendant le transitSupprimé en vertu de notre politique de rétention

Outils pour les prochaines étapes courantes après HEIF vers AVIF.

Voir tous les outils