Easily grow and shrink onscreen fonts' size.

Big Font is a powerful tool that is regularly updated by its maker, Sam Lu. The app runs on smartphones and tablets operating on Android 4.1 or newer.

Downloaded by millions of Android users, Big Font lets you scale fonts from 20 percent to 1,000 percent of original size, change your device's default font size, customize your font-size scale and turn your camera and screen into a magnifying glass. For convenience or health-related reasons, Big Font can be a big help in your life.

Use it for free, or pay for its premium version, which removes ads.