Convert HEIC to WebP Online

Convert HEIC to WebP instantly — free, private, no upload to servers.

FreeNo Signup100% PrivateBatch ConvertLast updated: March 2026
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Drop your HEIC files here, or click to browse
Select multiple files for batch conversion · 100% processed in your browser

What Is a HEIC to WebP Converter?

A HEIC to WebP converter transforms iPhone photos into Google's WebP format — the optimal web image format. WebP provides excellent compression (similar to HEIC) with universal browser support. This is the best conversion for publishing iPhone photos on the web.

Why Convert HEIC to WebP?

HEIC is not supported by any web browser for display. WebP provides similar compression efficiency with universal browser support, making it the ideal web format for iPhone photos. Converting HEIC to WebP produces the smallest possible web-ready files.

Best For:

  • Publishing iPhone photos on websites
  • Optimal web delivery from iPhone source
  • Social media and blog images
  • E-commerce product photos from iPhone

Technical Details

TweakFiles uses libheif 1.21 to decode HEIC, then encodes as lossy WebP. At quality 85%, file sizes are comparable to HEIC. WebP also supports transparency, which HEIC does not always include.

How to Convert HEIC to WebP in 3 Steps

1

Upload Your HEIC File

Drag and drop your HEIC image into the converter above, or click to browse. You can select multiple files for batch conversion.

2

Convert Instantly

Click the convert button and TweakFiles will instantly transform your HEIC file to WebP format — right in your browser, with no upload to any server.

3

Download Your WebP File

Click download to save the converted file. For multiple files, use the "Download All" button to get everything at once.

TweakFiles vs Other HEIC to WebP Converters

FeatureTweakFilesConvertioCloudConvert
PriceFree foreverFreemium ($10/mo)Freemium ($8/mo)
File Privacy100% client-sideUploaded to serversUploaded to servers
Signup RequiredNoAfter 10 filesAfter 25 files
Batch ConversionUnlimited2 files (free)5 files (free)
SpeedInstant (no upload)Depends on internetDepends on internet

Frequently Asked Questions

Nearly. WebP is about 10–15% less efficient than HEIC, but both are far better than JPG. WebP has universal browser support.
Yes, in 2026 all major browsers support WebP.
Yes. libheif 1.21 supports all iPhone models including iOS 18+.
Yes, 100% free, no limits, processed in your browser.