The is an Android application that functions as a powerful bridge between your mobile device and thermal printers. Developed by 402d, it allows users to print documents, images, and text directly from apps like Gmail or Word by using standard "share" or "send" commands. The "Story" of RawBT
RawBT was born to solve the frustration of mobile printing, specifically for those using "generic" or "inkless" thermal printers that often lack official driver support. It has evolved into a highly-rated tool (4.6 stars) known for its excellent image dithering options and ability to support various connection methods like Bluetooth, USB, and Wi-Fi.
You can find the official and verified versions of the app at the following sources: RawBT inkless print service - Apps on Google Play