Install on Android
LoneColor is a small 28k download, and runs on all Android versions starting with version 3.0. It's completely free, doesn't show ads, and requires no Internet and no extra permissions whatsoever.
Source Code
The source code for the LoneColor Android app is available on its GitHub repository. Don't forget to "star" the repository to show your support and help others discover the app.
Install on Windows
Installer Version
Version 3.0. Just 115KB. Download and run the installer file to install the program on your PC, create a Desktop shortcut, and setup an uninstaller.
Portable Version
Version 3.0. Only 36KB. No installation is required: download the ZIP archive, unzip and run. You can also carry this version on a portable USB drive.
Source Code
The source code for the LoneColor Windows app is available on its GitHub repository. Don't forget to "star" the repository to show your support and help others discover the app.
License
LoneColor a free and open source software application licensed under the MIT License. Please review the terms of the LoneColor License before downloading and using the app.