Convert HEIC to PNG online

To convert HEIC to PNG, upload the HEIC file, start the conversion and download the result: Converter.now writes a lossless PNG. The PNG is lossless, but it cannot bring back detail that HEIC compression already discarded, so expect a larger file that looks the same.

◈ Encrypted transfer◷ Short retention⊘ No watermark◎ Works on every device

HEIC to PNG at a glance

Converts: High Efficiency Image Container → Portable Network Graphics
Output: A lossless PNG
Compression: HEIC: lossy → PNG: lossless
Engine: Pillow (with ImageMagick fallback)
Privacy: Private download link; files are deleted after 6 hours. No account needed.

Pixel decoding and image re-encoding: How HEIC becomes PNG

Converter.now decodes a High Efficiency Image container often carrying phone photos, metadata, and multiple image items into a working pixel canvas, then writes that canvas according to PNG's color and compression model. Dimensions may stay constant while encoding, metadata, and fine detail change. HEIC reading selects the primary HEVC-coded image and follows orientation, grid, color, alpha, depth, burst, thumbnail, and metadata item relationships. PNG delivery preserves exact raster samples with optional full alpha and color metadata, but file size, palette reduction, animation absence, and profile handling still vary.

Canvas decoded from a High Efficiency Image container often carrying phone photos, metadata, and multiple image items. Image written as losslessly encoded pixels with full alpha transparency.

Need a different output? See all HEIC conversion options, or check which other files convert to PNG.

Before converting a whole batch, read what hidden metadata a file carries; it explains which metadata to strip and which to keep.

HEIC

High Efficiency Image Container

Used for space-efficient phone photos.

Family: Images
MIME: image/heic

→

PNG

Portable Network Graphics

Designed for lossless images and transparency.

Family: Images
MIME: image/png

The delivery decision for this HEIC to PNG route

Choose PNG when its particular balance of compatibility, alpha, animation, and file size matches the destination better than HEIC.

What changes between the HEIC model and the PNG deliverable

The PNG is lossless, but it cannot bring back detail that HEIC compression already discarded, so expect a larger file that looks the same.
HEIC and PNG use different metadata conventions, so application-specific fields should be treated as optional until verified.

HEIC source facts versus PNG output requirements

What can fail when High Efficiency Image Container is interpreted

Windows, browsers, and older editors may need extra codecs; depth maps, bursts, and edits may not be exported.

What Portable Network Graphics cannot safely promise

PNG is inefficient for many photographs, and indexed optimization can reduce a smooth palette even without JPEG-style loss.

How the PNG writer handles this route

losslessly encoded pixels with full alpha transparency is what gets written, labeled as image/png. Whether that actually opens depends on the receiving application, not on the file extension.

Checking the PNG result before you trust it

Record the HEIC evidence before conversion

Check orientation, color, the primary photo, and capture metadata on the destination device.

Test the PNG file in its receiving workflow

Inspect transparent edges, gradients, exact dimensions, color, and small text at 100%.