Convert HEIC to AVIF
Free online HEIC to AVIF converter. Convert your HEIC files to AVIF format instantly with our privacy-first tool. No uploads, 100% secure.
Conversion Engine Ready to Start
Initialize the conversion engine to start converting your files. This process loads the necessary library for file conversion.
How to Convert HEIC to AVIF
Quick Steps:
- Upload your image file using the dropzone above
- Adjust quality and size settings if needed
- Click Convert File to start the conversion
- Download your converted AVIF file
Why Choose Our Converter:
- 100% client-side processing
- No file uploads to servers
- Fast and secure conversion
- Free with no registration required
- Works offline once loaded
Image Conversion Features:
Use Case: Perfect for optimizing photos, creating web graphics, or preparing images for print
About HEIC Format
Apple's modern format. Excellent compression but limited browser support. Our converter supports HEIC files and can convert them to various formats including AVIF.
About AVIF Format
Cutting-edge format with superior compression. Best quality-to-size ratio available. Converting to AVIF format gives you excellent results with newer, highly efficient, still gaining broad support. extremely small (e.g., 100kb - 500kb)..
Supported Formats
Convert between all major formats with our privacy-first converter
In Development
- Document conversions (PDF, DOCX, etc.)
- Archive conversions (ZIP, RAR, etc.)
- Additional image formats (TIFF, PSD, AI, RAW)
Supported Conversions
Explore all the input and output image formats supported by OfflineConvert.
Image Conversions
Convert between all major image formats including JPG, PNG, WebP, AVIF, and more
All conversions are processed entirely in your browser for complete privacy.
Frequently Asked Questions
Yes, our converter is completely safe. All conversions happen locally in your browser, so your files never leave your device or get uploaded to any server.
No installation required. Our web-based converter works directly in your browser using WebAssembly technology for fast, efficient conversions.
File size limits depend on your device's memory and the specific image properties rather than a fixed limit. Memory usage during conversion varies based on image dimensions, complexity, compression, and file type. Most modern devices handle typical HEIC files without issues, but very large or complex images may cause memory limitations.
Quality depends on the formats involved. Converting from lossy to lossless formats (like HEIC to PNG) preserves existing quality. Converting to lossy formats may reduce quality slightly, but our converter offers adjustable quality settings to maintain optimal results.
Yes! Our converter supports batch processing. You can select multiple HEIC files and convert them all to AVIF simultaneously, saving time when working with many files.
AVIF format offers specific advantages: modern browser support, efficient file sizes, transparency support, animation capabilities, perfect quality preservation. This makes HEIC to AVIF conversion ideal for your specific use case.