Browser tool

HEIC to PNG Converter

Turn iPhone and iPad HEIC photos into lossless PNG files right in your browser—perfect for UI mockups, ecommerce catalogues, marketing landing pages, and any workflow needing “HEIC to PNG online” results with transparent backgrounds.

Capabilities

Design-ready PNGs without leaving the browser

HEIC to PNG in seconds

WebAssembly HEIC decoders plus OffscreenCanvas let you drag iPhone photos into PolyImg and get lossless PNG outputs instantly.

Transparency & alpha friendly

Preserve alpha channels, wide-gamut ICC profiles, and even Live Photo depth maps while exporting PNG sprites for UI kits or ecommerce banners.

Browser-only workflow

No upload, no sync—every HEIC to PNG conversion runs locally via WebCodecs/Canvas so unreleased product shots never leave your device.

PolyImg compiles every decoder to WebAssembly, giving you a true offline HEIC converter with zero cloud hops.
Workflow

Three steps to HEIC → PNG

  1. 1Drop individual HEIC photos or entire iOS albums; the browser decodes them immediately.
  2. 2Choose PNG export settings such as max dimensions, background fill, metadata handling, and file naming.
  3. 3Preview each PNG, verify transparency/color, then export the entire batch in one download action.
  • Auto-rotates images using EXIF data and lets you strip GPS or camera info before publishing.
  • Save PNG presets (size, background, metadata) via IndexedDB so recurring exports stay one-click.
Quality & privacy

Pixel-perfect PNGs with zero trust trade-offs

PolyImg’s HEIC to PNG converter keeps every pixel sharp for Hero banners, App Store screenshots, and UI components that rely on transparent backgrounds.

Because conversion never leaves your browser memory, NDA-protected campaigns, health records, or legal documents stay private end to end.

FAQs

Popular questions teams ask about the PolyImg HEIC to PNG converter. Need automation or API hooks? We can help.