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Convert PNG to HEIF Online Free

Fast, free, and private Portable Network Graphics to High Efficiency Image File converter. Get SD and HD quality versions — no upload, no registration required.

Drop your PNG file here

or click to browse files

.png accepted

Why Convert PNG to HEIF?

Converting Portable Network Graphics (PNG) to High Efficiency Image File (HEIF) helps with compatibility, file size optimization, and meeting format requirements. HEIF is widely supported and ideal for web, sharing, and archival purposes.

How to Convert PNG to HEIF

  1. Drag and drop your PNG file onto the upload area above, or click to browse
  2. Adjust SD and HD quality settings if needed (optional)
  3. Click "Convert to HEIF" to process your image
  4. Compare the SD and HD results side by side
  5. Download your preferred HEIF version

About PNG Format

Portable Network Graphics (PNG) is a widely used image format. PNG supports lossless compression and transparency (alpha channel) — ideal for graphics, logos, and screenshots.

About HEIF Format

High Efficiency Image File (HEIF) is a popular image format. HEIF (High Efficiency Image File) is the container format behind HEIC, supporting advanced compression and image sequences.

Frequently Asked Questions

Is it free to convert PNG to HEIF?

Yes, FxtImg is 100% free. No hidden fees, watermarks, or file limits. Convert as many PNG files to HEIF as you need.

Are my PNG files uploaded to a server?

No. All conversion happens in your browser using client-side technology. Your images never leave your device.

What is SD vs HD quality?

SD (Standard Definition) uses lower quality and smaller dimensions for compact files — great for web and social media. HD preserves maximum quality and original dimensions for professional use.

What is the max file size?

Processing is client-side, so there is no server limit. Very large files (50MB+) may be slower depending on your device.

Can I batch convert PNG files?

Currently FxtImg processes one image at a time for best quality. Convert, download, then click "Convert Another" for the next.

Why convert PNG to HEIF?

Converting Portable Network Graphics (PNG) to High Efficiency Image File (HEIF) helps with compatibility, file size optimization, and meeting format requirements. HEIF is widely supported and ideal for web, sharing, and archival purposes.

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