How it works
Complete the job in three clear steps
- Choose an HEIC or HEIF photo.
- Adjust the available settings and create an AVIF image.
- Review and download the generated file.
Private Lucaden images & media tool
HEIC to AVIF Converter
Decode an HEIC or HEIF photo and encode the first contained image as AVIF entirely in the browser.
Free to use Your source and generated file stay in temporary browser memory and are not uploaded to Lucaden.
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Important
Check the result before relying on it
Keep an untouched copy of important source files. Browser processing depends on available device memory, and you should inspect every downloaded result before deleting the original.
Practical details
What this Lucaden tool does
Decode an HEIC or HEIF photo and encode the first contained image as AVIF entirely in the browser.
The output does not retain HEIC metadata, Live Photo video, depth maps, or additional images stored in the source container.
Included capabilities
- HEIC and HEIF input
- AVIF quality control
- Optional resizing
- Private local conversion
Useful for
- Prepare an iPhone photo for the web
- Reduce a HEIC sharing copy
- Create an AVIF asset
- Compare photo codecs
Questions
About this tool
Does Lucaden upload the source?
No. The conversion runs locally with browser JavaScript and WebAssembly.
What should I check after conversion?
The output does not retain HEIC metadata, Live Photo video, depth maps, or additional images stored in the source container.
Open-source foundations
Built transparently
Lucaden documents its standards sources, architectural references, and permissive runtime dependencies while keeping this workspace consistent with the Lucaden interface.