Learn when to use this tool, what it supports, and how real users apply it.
Key facts
Category
Media
Input types
file, number
Output type
file
Sample coverage
4
API ready
Yes
Overview
Convert your PNG images to the High Efficiency Image Format (HEIF) quickly and easily. This tool helps you reduce file sizes while maintaining high image quality, making it ideal for optimizing storage space on your devices.
When to use
When you need to save storage space on your mobile device or cloud storage.
When preparing images for web or app environments that support modern, efficient formats.
When you want to maintain high visual fidelity while significantly reducing file size compared to standard PNGs.
How it works
1Upload your PNG image file using the file selector.
2Adjust the quality slider to set your preferred balance between file size and image clarity.
3Click the convert button to process your file.
4Download your newly created HEIF image directly to your device.
Use cases
Optimizing high-resolution screenshots for mobile device storage.
Reducing the footprint of image assets for developers targeting modern platforms.
Archiving personal photo collections in a more space-efficient format.
Examples
1. Optimizing Mobile Screenshots
Content Creator
Background
A creator has a folder full of high-resolution PNG screenshots that are consuming too much space on their phone.
Problem
The PNG files are too large to keep in bulk, causing storage warnings.
How to use
Upload the PNG screenshot and set the quality to 75 to balance size and detail.
quality: 75
Outcome
The file size is reduced by over 50% while retaining the visual clarity needed for social media posts.
2. Web Asset Compression
Web Developer
Background
A developer needs to include several PNG graphics on a landing page but wants to minimize load times.
Problem
Large PNG files are slowing down the page rendering speed.
How to use
Convert the PNG assets to HEIF using the default quality setting.
quality: 80
Outcome
FAQ
What is the main benefit of converting PNG to HEIF?
HEIF offers significantly better compression than PNG, resulting in much smaller file sizes without sacrificing visual quality.
Does this tool support batch conversion?
Currently, this tool supports converting one PNG file at a time.
Can I adjust the output quality?
Yes, you can set a quality value between 0 and 100 to control the compression level of the output file.
Is there a file size limit for uploads?
Yes, the maximum file size for an individual PNG upload is 10 MB.
Is my data stored on your servers?
No, your files are processed in memory and are not stored permanently on our servers.