Chat2pdf is a free Android app developed by playwfd that provides a simple way to export and backup chat history to PDF or JPEG. This app can be used with chat apps such as WhatsApp, WeChat, QQ, Line and more. It uses screen recording and image processing to save chat history into a PDF file or long JPEG image. Additionally, it can be used to export screen content, like a webpage, to a PDF file.

The basic usage of Chat2pdf is straightforward. Firstly, click the record button and start recording chat history. After recording, click the "Convert PDF"/"Convert JPEG" button to convert the screen recording to a PDF document or long picture/JPEG file. Finally, view and share the generated PDF/JPEG.