What Is HEIC? Understanding Apple's Image Format
HEIC is the default image format on iPhones. Learn what HEIC files are, why Apple uses them, and how to open them on any device.
Blog
Guides and deep dives on HEIC, image formats, and photo management.
Introducing heic.site Pro — PDF Output, File Sharing, and API Access
heic.site Pro adds PDF conversion, shareable download links, REST API access, and priority support for $8/month. Here's what's included and why we built it.
Share Converted Images Without Uploading to Google Drive or Dropbox
Convert images and share them with a temporary download link — no cloud accounts needed. Here's how heic.site's sharing feature works and why we auto-delete everything.
Convert Images with an API — Automate HEIC, WebP, and AVIF Conversion
Use the heic.site REST API to convert HEIC, WebP, AVIF, PNG, and JPG images programmatically. Here's how it works, what it costs, and when you'd actually need it.
How to Convert Images to PDF (Without Installing Anything)
Need to turn a photo into a PDF? Here's how to convert JPG, PNG, HEIC, and other images to PDF directly in your browser — no uploads, no software installs.
HEIC vs JPG: Quality, File Size, and When to Use Each
A detailed comparison of HEIC and JPG image formats. See real file size differences, quality comparisons, and learn when each format is the better choice.
Why Does iPhone Use HEIC Instead of JPG?
Apple switched iPhones to HEIC in 2017. Learn the technical and business reasons behind this decision and what it means for your photos.
How to Batch Convert Hundreds of HEIC Files at Once
Need to convert a large collection of HEIC photos? Learn the fastest methods to batch convert HEIC to JPG, PNG, or WebP without uploading files to any server.
How to Open HEIC Files on Windows 10 and 11
Can't open HEIC photos from your iPhone on Windows? Here are three reliable ways to view and convert HEIC files on any Windows PC.