The modern Tor Browser app requires Android 5.0 (Lollipop) or higher. If you attempt to install the latest version from the Play Store on Android 4.4.2, you will see an "Incompatible Device" error.
Android 4.4.2 itself has many unpatched security holes. download tor browser for android 4.4.2
: You can also use Orbot to route your entire device's traffic through Tor and then use a lightweight, privacy-focused browser that still supports Android 4.4. The modern Tor Browser app requires Android 5
Legacy browsers on old Android versions are highly susceptible to drive-by downloads and exploit kits. download tor browser for android 4.4.2