Convert UNI to APNG

Need to convert hundreds of UNI files to APNG? reaConverter does it in one click. No file limits, no watermarks, no internet required.

reaConverter transforms UNI files to APNG quickly and reliably. Drag in folders, set your options, click Convert, done. No cloud accounts, no file uploads, no complicated setup. Just install and start converting.

Download
reaConverter
Convert
UNI to APNG
Online
Convert

How to Convert Multiple UNI Files to APNG?

1. Download and Install reaConverter

Download reaConverter and install it in seconds. The setup is straightforward — no complex configuration, no extra software required.

reaConverter logo
Install reaConverter

2. Load your UNI files

Add your UNI files to reaConverter. Whether it's a handful or an entire archive, the batch engine processes them efficiently.

Browse for files, drag them in, or add entire folders at once. reaConverter queues everything automatically.

Load your UNI files into reaConverter

3. Select APNG as output format

Pick APNG as the output format. Set the destination folder and optionally configure resolution, quality, or file naming.

Select APNG as output format

4. Start UNI to APNG conversion

Start the conversion with one click. reaConverter handles everything and notifies you when it's done.

Start Conversion

When the batch finishes, your APNG files are ready in the destination folder you chose earlier.

UNI to APNG Converter

reaConverter offers the fastest, simplest solution for converting your UNI files into APNG in seconds - all files processed on your PC for maximum privacy and speed.

Download Free Trial

Do more with your files

Converting UNI files for use in a workflow? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on January 25, 2026
"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"
Richard E. Miller
Richard E. Miller
Satisfied Customer
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Wei Chen
Happy User
"I'd been searching for reliable conversion software forever — reaConverter has everything I need! After installing and watching the tutorial, I had my files converted to the perfect format in minutes. Flawless experience!"
Sanjay Mehta
Sanjay Mehta
Satisfied Customer
"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"
Robert Williams
Robert Williams
Happy User
"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
Happy User
"For cross-platform compatibility, JPEG remains the gold standard. reaConverter’s precision conversions ensure perfect results every time, whether for presentations, websites, or client deliverables."
Paul Baker
Paul Baker
Happy User

UNI to APNG Conversion: FAQ

What are UNI files?

UNI is a rare image format associated with Brother fax machines. Brother is a Japanese brand with a long history in manufacturing electronical equipment for the printing and advertising industry, as well as sewing and embroidering. A UNI file most likely contains the image of a document that has been sent or received via a Brother fax machine. The format is now considered obsolete.

What are APNG files?

The APNG format is also known as "animated PNG" and is made up of a series of PNG files of the same size that are connected as an animation. APNG files are similar in function with GIFs, but they support better quality images and transparency.

Can reaConverter convert UNI to APNG?

Yes! reaConverter instantly converts .uni to .apng with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert UNI to APNG online?

If you only need to convert a few UNI files to APNG format, feel free to try our free online free online UNI to APNG converter — perfect for small batches with no installation needed!

How can I turn UNI files into APNG on my computer?

The best way to change UNIs to APNGs on your PC is to install a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from UNI to APNG.

How can I automate UNI to APNG files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert UNI files to APNG using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line uni to apng converter for batch processing.

What else can I do with reaConverter?

Convert Gerber filesCrop imagesChange format settingsChange picture DPIConvert RAW files

Find out more

Get advanced software for file conversion, processing, and editing, giving you complete, precise control over your work.
Download
reaConverter
Buy Now
reaConverter software