The ai.type application with 40 million download has been identified as malware by Upstream experts.
The application modifies the appearance of the virtual keyboard, learns the user’s writing style and applies automatic spelling correction.

Malicious software sends users request for premium digital services. Upstream experts have noted that ai.type delivers millions of invisible ads, and one of the modules makes false clicks. In addition, the app uses authentic user data related to the displayed pages, clicks and purchases, and forwards the collected data to online advertising companies. It is estimated that the value of purchases of unwanted digital services generated through the ai.type application totals almost 19 million dollars.

Google has removed ai.type from the Google Play Store, if you have ai.type installed on your device, get rid of it immediately.