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Convert HEIC to WebP

Convert HEIC to WebP: upload a .heic file and download it as .webp. No signup, no watermarks. The quality, transparency and file size effects are explained below.

Upload a .heic file and download it as .webp. HEIC is apple's default iphone photo format with excellent compression, while WebP is modern format with excellent compression and quality balance — below you can see exactly what changes in the conversion.

HEIC → WebP

Drop one .heic file here

or click to choose · up to 50 MB

Files are uploaded to Sirv for processing. Do not upload confidential or sensitive images.

Should You Convert HEIC to WebP?

Conversion changes how your image is stored, not what it shows. Switching from HEIC to WebP trades one set of strengths for another, so it helps to know which side of that trade you are on.

Good reasons to switch

  • ✓ Smaller file sizes than JPEG/PNG
  • ✓ Supports transparency
  • ✓ Supports animation
  • ✓ You need the file in a program or platform that only accepts .webp

Better off staying with HEIC

  • ✗ 50% smaller than JPEG — conversion does not remove this trade-off
  • ✗ 10-bit color depth — conversion does not remove this trade-off
  • ✗ HDR support — conversion does not remove this trade-off
  • ✗ Nothing about your current workflow requires .webp

What Changes When You Convert

Quality

Both formats support lossy compression, so quality depends on the settings used. A high-quality WebP export is visually indistinguishable from the HEIC original for almost all content.

Transparency

Transparency is preserved when converting between these two formats.

Animation

Animation support varies by converter; most single-file conversions produce a still image from frame one.

File size

File size depends on content: WebP files are typically 25-35% smaller than JPEG at the same quality, while HEIC files are typically around half the size of JPEG at similar quality.

HEIC vs WebP: Format Comparison

Feature HEIC WebP
Compression Lossy and lossless Lossy and lossless
Transparency Yes Yes
Animation Yes Yes
Typical size typically around half the size of JPEG at similar quality typically 25-35% smaller than JPEG at the same quality
Best for iPhone photography, Apple ecosystem, Storage-efficient archival Web images, E-commerce products, Blog images
Browser support Safari only 96%
Extension / MIME .heic · image/heic .webp · image/webp

How the Converter Works

  1. Upload — drop your .heic file into the tool above. It is uploaded to Sirv for processing; do not use confidential images.
  2. Convert — the file is re-encoded as .webp with sensible default quality settings.
  3. Download — the response is checked for a successful status, the expected MIME type, and a valid image signature before download.

Frequently Asked Questions

Does converting HEIC to WebP lose quality?
A little, yes — WebP is a lossy format, so the encoder discards data it considers invisible. At typical quality settings the difference is imperceptible for photos. If you plan to edit the image further, keep a copy of the HEIC original.
Will the WebP file be smaller than my HEIC file?
File size depends on content: WebP files are typically 25-35% smaller than JPEG at the same quality, while HEIC files are typically around half the size of JPEG at similar quality.
Is this HEIC to WebP converter free?
Yes — free, with no signup and no watermarks. Your image is uploaded to Sirv so the converted file can be generated.
Can I convert back later without losing more quality?
You can always convert back, but each lossy re-encode compounds slightly. The safe habit: keep your original .heic file as the master, and treat every converted .webp as a derived copy.

Go Deeper

HEIC guide →

Compression settings, tools, and pitfalls for .heic files.
WebP guide →

Get the most out of .webp: optimization, quality, and delivery.
HEIC converter →

Convert any supported format to HEIC, or HEIC to anything else.
WebP converter →

Convert any supported format to WebP, or WebP to anything else.