Easy Upscaler

A desktop image upscaler with single file and batch processing support. Built with PySide6.

Features

• Single & Batch Processing — Add individual files or entire folders
• Drag & Drop — Drop files or folders directly into the app
• Multiple Upscale Methods — Lanczos, Enhanced (with sharpening), OpenCV Cubic, Real-ESRGAN NCNN
• Scale Options — 2x / 4x
• Output Formats — PNG, JPEG, WebP
• Thumbnail Preview — File list with thumbnails, dimensions, and file size
• Real-time Status — Per-file progress tracking with status markers
• Cancellable — Stop batch processing at any time

Supported Input Formats

PNG, JPEG, WebP, BMP, TIFF

Requirements

• Python 3.10+
• macOS / Windows / Linux

Installation

pip install -r requirements.txt

Usage

python main.py

Build Standalone App (macOS)

pip install pyinstaller
python build_app.py

The app bundle will be created at dist/Easy Upscaler.app.

License

MIT