Does converting HEIC to WEBP reduce image quality?

WEBP uses lossy compression, so there is some quality trade-off, but at the default quality setting the difference is generally not visible to the eye. You can re-convert at a higher quality if you notice artifacts.

Will transparency be preserved when converting HEIC to WEBP?

Yes, both HEIC and WEBP support transparent backgrounds, so any alpha-channel transparency in your source file is preserved.

Is my image uploaded to a server?

No. The conversion from HEIC to WEBP happens entirely on your device using your browser's built-in image processing — your files are never uploaded anywhere.

Why did my HEIC file fail to convert?

HEIC decoding in-browser currently works reliably only in Safari. If your conversion fails, open the photo on an iPhone/iPad and use "Share > Save as JPEG" first, or try this tool in Safari.

Convert HEIC to WEBP Online Free

HEIC and WEBP are both common image formats, but they serve different purposes. HEIC is typically used for photos taken on iPhone/iPad with default camera settings, while WEBP is best known for modern websites optimizing for page speed. Converting from HEIC to WEBP takes seconds with this tool — just drop your files below, and the conversion happens instantly on your own device.

For iPhone photos headed to a modern website, converting HEIC straight to WEBP keeps file sizes small — closer to the original HEIC's own efficiency — while working in every current browser.

Converting to WEBP is one of the easiest ways to shave file size off your images without a visible quality hit — most HEIC files shrink by 25-35% once converted, which speeds up page loads if you're uploading to a website.

How to convert HEIC to WEBP

1 Drop one or more HEIC files onto the box above, or click it to browse your device.
2 The converter detects each file as HEIC and is already set to output WEBP — no settings to configure.
3 Conversion runs instantly inside your browser using a Web Worker, so your files are never uploaded and it works even on a slow connection.
4 Click a file's download button to save it, or use "Download all" to get every converted file at once in a single .zip.

HEIC

lossy compression

Transparency: Supported
Animation: Not supported

Typically used for

photos taken on iPhone/iPad with default camera settings

Pros

+ Roughly half the file size of an equivalent-quality JPG
+ Retains more image data for editing headroom

Cons

- Poor compatibility outside the Apple ecosystem
- Many websites, apps, and Windows tools can't open it directly

WEBP

lossy compression

Transparency: Supported
Animation: Supported

Typically used for

modern websites optimizing for page speed, images needing both transparency and small size

Pros

+ 25-35% smaller than JPG/PNG at comparable visual quality
+ Supports both transparency and animation in one format
+ Supported by all modern browsers

Cons

- Not fully supported in some older software (pre-2020) or legacy image editors
- This tool converts only the first frame of animated WEBP

Frequently asked questions

Yes. This converter runs entirely in your browser, is free with no sign-up, and has no limit on how many files or how many times you use it.

Why HEIC photos fail to open outside Apple devices, and the fastest ways to fix it without installing anything.