Change Font Size is a free Android app developed by The AppKnight for personalization purposes. It allows users to adjust the system font size with ease, from small to big, with just one click. This app is compatible with all the latest Android updates and provides a big font preview throughout the app.

The app offers a range of features, including the ability to scale font size from 50% to 300%, adjust the display size, and browse font size history for convenience. Users can easily return to the default font size or display size whenever they want.

Overall, Change Font Size is a user-friendly app that provides a one-click solution for all your font requirements. It is perfect for those who have difficulty reading small text on their Android devices. Note that Android is a trademark of Google Inc.