Convert HEIC to WebP Online

Compress iPhone photos for websites. Convert HEIC to WebP to reduce file size by 80% while keeping high quality. Google-recommended format.

1

Select HEIC Files

Load your images. Our tool creates a local processing queue to handle large batches for your entire blog or portfolio.

2

Web Optimization

The engine applies predictive coding to compress the image data, shrinking file sizes by up to 80% compared to the original raw data.

3

Download WebP

Get your optimized images instantly. They are ready to be uploaded directly to WordPress, Shopify, or your HTML codebase.

The WEBP Guide

WebP is the modern standard for the web. Developed by Google, it offers superior compression that makes images significantly smaller than JPGs without noticeable quality loss. If you are a developer, blogger, or site owner, converting your HEIC assets to WebP is the single best thing you can do to improve your website's loading speed and SEO ranking.

The SEO Impact

Google ranks fast sites higher. By converting heavy HEIC files to lightweight WebP, you lower your Page Load Time (LCP), directly influencing your search ranking potential.

Efficiency vs Quality

WebP achieves file sizes 30% smaller than JPG for the same visual quality. It's the perfect balance of looking good and loading fast.

Developer Friendly

FastHEIC offers a batch processing workflow perfect for devs. Drop a folder of assets, convert to WebP, and deploy to your production server in minutes.

Technical Spec

Input FormatHEIC / HEIF
Output ExtensionWEBP
Privacy MethodBrowser WASM
Metadata SupportFull Transfer
Batch LimitUnlimited
Device Support

Where does WEBP work?

Native Format

Google Chrome

Chrome loads WebP images instantly. Using this format ensures the smoothest experience for the majority of web users.

SEO Boost

WordPress

Since WordPress 5.8, WebP is fully supported. Using it instead of large HEIC or JPG files helps you pass Core Web Vitals checks.

Data Saver

Mobile Users

WebP images use less bandwidth. This makes your site load much faster for users on 4G/5G connections.

100/100

Lighthouse Score

Google's speed test specifically warns against using old formats. Converting to WebP eliminates the 'Serve images in next-gen formats' warning.

Native WASM Processing

FastHEIC uses WebAssembly to run the conversion engine directly on your hardware. This ensures your private photos never leave your device RAM.

Zero Latency
Offline Engine

More Toolkits

FAQ Center

Everything you need to know about professional WEBP conversion.

Yes. All modern browsers (Safari 14+, Chrome, Edge, Firefox) fully support WebP. It is now safe to use as your primary image format.