iPhone (10000 programs)

Pros: Comprehensive site listing. Home clock feature. GPS compass. Information available in offline mode.

Cons: Crowdsourcing is both a strength and a weakness.

Pros: User-friendly app layout. Has a built-in chatbot. Useful for appointment setting needs.

Cons: Requires constant internet connection. Stores user data and activity logs.

Pros: Allows quick access to GitHub from a mobile device. Convenient communication tools. The interface is easy to learn. Perfect for organizing group projects.

Cons: Assumes experience with the main GitHub system. Erases code sometimes.

Pros: Innovative concept. Straightforward to use. Handles a range of different math problems.

Cons: Often fails to recognize numeric characters. Won't recognize hand-written problems.