DoodleOne is an Android application that allows users to send and receive handwritten messages in their own language without the use of a keyboard. It is designed to cater to non-western language-speaking users, empowering them to communicate with friends and family. With DoodleOne, users can handwrite messages in any language, including Hindi, Kanji, Mandarin, Arabic, and more. The program is free to download and use, and it works on both smartphones and tablets.

DoodleOne's features include group messaging, the ability to share videos, photos, and documents, and the flexibility to edit handwritten words like typed text. Users can adjust the speed of their writing, write short or long words, and insert spaces automatically or manually. They can also set the writing direction from left to right or right to left and choose different pen tip sizes and colors, as well as different ruled line sizes.