Sideline - Second Phone Number APK for Android

Sideline: Second Phone Number is a productivity application designed for Android users seeking an additional phone number for personal or business use. This app offers high-quality audio for calls, allowing users to communicate seamlessly without the need for an internet connection. It features a one-week free trial, after which users must select a subscription plan to continue using the service. Sideline's functionality includes automatic transcription of voice messages and the ability to send custom messages for missed calls, enhancing the communication experience.

However, Sideline is limited to users within the contiguous United States, which excludes users with international or Canadian numbers. The app also has reported issues, including unreceived calls, slow upload speeds, and dropped calls, which can be problematic for users relying on it for professional communication. Overall, Sideline provides useful features for managing a secondary phone number, while also facing some operational challenges.