Some popular AI apps for Android include: 1. Google Assistant : a virtual assistant that can help with tasks such as setting reminders, making phone calls, and answering questions Google Lens: an app that uses AI to identify objects and landmarks in photos and provide information about them 2. Replika : an AI-powered personal chatbot that can have conversations with you and learn from your interactions 3. Prisma : an app that uses AI to transform photos into art in the style of famous artists 4. Google Photos : an app that uses AI to automatically organize and sort your photos, and also includes features such as object and scene recognition.