Message Plus For Sonim XP3 Or XP5

Does anyone have a Message Plus that works on the Sonim XP3 or XP5?

Does anyone have a Message Plus that works on the Sonim XP3 or XP5?

Did you try any? try the standard one from the appstore or pull from other flipphones and try your luck

esaphire3 Tried from APKPure. The app opened but crashed immediately.

Did anything find anything?