BIG SALE TODAY - 60% Off - GET IT NOW! - Reg $4. 99 usd. Prompster is a Teleprompter for Android devices. Designed for and tested on galaxy tablet, droid x, g1 & g2. Optimized for other devices with 1024x600, 320x480 and 480x854 display. Prompster is a professional public speaking app that smoothly tele-prompts easily readable text for audible presentations.