FreeScaler 4+

FreeScaler is a free and open source tool used to upscale low resolution images using advanced AI models.

UPSCALE AN IMAGE
It's a very simple tool, you just need to import a PNG or JPEG image, choose your favorite model and scale, and you're done.
An intuitive interface allows you to efficiently compare the original and the upscaled image.

BATCH UPSCALE
Drag a folder from the macOS Finder to upscale all images at once. Preview and compare upscaled images while to batch procedure is running, share or save a single image or all images at once.

FINDER INTERACTION
A Finder service allows you to upscale an image or all images in a folder from the Finder's contextual menu

PRIVACY FIRST
FreeScaler respects your privacy: no data or usage statistics is collected, no ads, no need to upload your images to a remote server. Everything is kept on your device.

FREE AND OPEN SOURCE
FreeScaler is a free and open source app based on open source tools realesrgan-ncnn-vulkan and realsr-ncnn-vulkan.
FreeScaler app bundle includes pre-built binaries for both tools.

Source code for these tools is available here:
- realesrgan: https://github.com/xinntao/Real-ESRGAN
- realsr: https://github.com/nihui/realsr-ncnn-vulkan

FreeScaler source code is available here.
- https://github.com/TheMurusTeam/FreeScaler

DESIGNED FOR macOS
FreeScaler is a Cocoa/Swift app and is available exclusively on macOS. All components run natively on both Apple Silicon and Intel Macs.

HARDWARE REQUIREMENTS
FreeScaler requires a computer with at least 8GB RAM.
Supported GPUs: Apple Silicon, AMD, nVidia
Intel GPU are not supported.