KaiOS

KaiOS is a mobile operating system, based on Linux, for keypad feature phones.

List of mobile phones running KaiOS (incomplete)

 * WizPhone WP006 - first KaiOS phone
 * Jio Phone
 * Nokia 8110 4G
 * Jio Phone 2
 * Alcatel Go Flip
 * Nokia 2720 Flip
 * Nokia 800 Tough
 * Jio Phone 3
 * Nokia 6300 4G
 * Nokia 8000 4G