ShadowToolkit

HEIC to PNG Converter

Convert iPhone HEIC photos to lossless PNG format.

100% In-Browser
All-In-One StudioBulk + Single

Want to process images in bulk, add compressions, conversions, filters & background removal all in one flow?

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100% In-Browser PrivacyLocal

Your files and data are processed locally and never leave your device.

Select HEIC / HEIF files to convert

Upload one or multiple HEIC / HEIF images. Converts 100% locally in your browser.

Formats: HEIC, HEIF•Max size: 150MB •100% In-Browser

What is HEIC to PNG Converter?

HEIC to PNG Converter decodes Apple HEIC/HEIF camera photos and exports them into lossless 24-bit PNG format. Ideal for digital artists, designers, and creators who need to import raw iPhone photos into editing suites without generational lossy compression artifacts.

Zero-Server Client-Side Guarantee

Unlike legacy online utilities that upload sensitive media and documents to remote cloud storage, Shadow Toolkit executes this entire operation directly within your browser's local runtime. Your raw data never crosses the network.

Key Capabilities

  • WebAssembly-powered client-side HEIC/HEIF decoding
  • Converts Apple mobile photos to lossless 24-bit Portable Network Graphics (PNG)
  • Retains maximum dynamic range, sharpness, and fine textures from iPhone cameras
  • Eliminates JPEG compression artifacts during multi-step graphic editing
  • 100% private in-browser processing with zero server uploads

Common Use Cases

1Importing high-res iPhone product captures into graphic editing software for cutout work
2Archiving mobile photography in an open, uncompressed, unencumbered raster format
3Extracting visual assets from iOS devices for inclusion in design systems
4Optimizing raster graphics and illustrations for high-performance responsive web design and mobile apps

How to use HEIC to PNG Converter

01

Upload HEIC Image

Drag your .heic file into the upload zone.

02

Process via WASM

The browser extracts uncompressed RGBA pixel buffers directly in memory.

03

Download PNG

Click 'Download PNG' to save your uncompressed, high-fidelity image.

04

Verify & Save Output

Inspect the processed HEIC to PNG Converter preview on the canvas and download the final image asset directly to your device.

Frequently Asked Questions

PNG is completely lossless, preserving every nuance of the decoded HEIC sensor data without introducing secondary compression artifacts.

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