HEIC to HDR Converter (.heic to .hdr)

Convert High Efficiency Image Container (Apple iPhone Photo) (.heic) files to Radiance RGBE High Dynamic Range Image (.hdr) directly on your device. HEIC is commonly used for converting iphone/ios airdrop photos to jpg or png for windows pcs, web forms, and legacy software, while HDR is ideal for 3d rendering environment maps in blender, cinema 4d, unreal engine, and maya. Every conversion runs locally in your browser with zero server uploads.

100% On-Device Processing • Files Never Leave Your Browser (0 KB Uploaded)

Why Convert HEIC to HDR Locally?

Family photos and private iPhone camera rolls never leave your computer. Unlike cloud converters that upload your .heic files to remote servers, Artoons processes your files directly on your device.

How to Convert HEIC to HDR

  1. Download the free Artoons Desktop App to enable the native HEIC conversion engine.
  2. Drop your .heic files or folders into the queue and select HDR (.hdr).
  3. Click Convert to save your .hdr files locally with no file size limits.

Frequently Asked Questions

Do my HEIC files ever get uploaded anywhere?

Never — 100% of the conversion runs locally inside your own device memory with 0 KB sent over the network.

Will HEIC to HDR look or sound worse?

Quick heads-up: HEIC keeps see-through backgrounds, whereas HDR doesn't — transparent areas get filled with a clean solid backdrop. You can also tweak output quality in Preferences anytime.

How big of a .heic file can I convert here?

Requires native HEVC/libheif patent-encumbered codecs; supported with unlimited file size and batch speed in the free Artoons Desktop App.

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