Unlimited Batch convert PNG, JPG (and much more!) to AVIF without upgrading.
Unlimited Batch convert AVIF to PNG (to JPEG is enabled by upgrading).
Add watermark with converting.(In App Purchase)

# Easy to Use
You can drag & drop images, folders and directory from web browsers like safari.
You can output multiple type of images in one time.
※ Encoding to AVIF takes many times, please be patient for completion.
I recommend Speed value for 8 for fast conversion.

# Secure
All processes are done in your mac.
You don't need to upload your important images to the Internet.

# In App Purchase - Quality, Resize, Preview Pack
- Convert AVIF to JPEG.
- AVIF encoding options. (Quality, Lossless, Chroma Subsampling)
- Resize with maxWidth and maxHeight.
- Preview result.
- Keep original extension at filename.
- Adding prefix or suffix at filename.
※ Lossless may be automatically a little lossy for stable encoding depending on the image. Please change speed option to convert faster.

# In App Purchase - Unlimited Watermark image Pack
- No limit to add watermark.

# Some of features are alpha release
- There are experimental features.
- Images with ovear 8 bit depth may not be decoded / encoded it's color properly.
- Animated images may be decoded / encoded to static images.
※ I'm waiting for your report for use.

# Other
※ If you have any request, please feel free to send an E-mail to sonice.d1v1b[-]gmail.com. ([-]→@)
※ Please note that macOS dafault apps cannot read correct AVIF images yet.
※ Please restore purchase after reinstall the app.
※ Open Help > In App Purchase to see the detail about In App Purchase.
※ Please refer https://d1v1b.com/1/termofuse for the Terms of Use.
※ I'm appreciate use of @kyawthutun's image for the app icon.
https://unsplash.com/photos/tp5sz33nBcg