Credit-Based Video/Audio Call App

Budget: ₹1500 - ₹12500

I need an application that facilitates both video and audio calls, using a credit system to charge users per minute of call time. Additionally, the app should include a chat messaging feature.

Key Requirements:

• Core Functionality: Enable both video and audio calls.
• Credit System: Users are charged per minute of call time.
• Additional Features: Integrate chat messaging.

Ideal Skills and Experience:

• Experience in developing real-time communication apps.
• Familiarity with credit-based payment systems.
• Strong background in integrating chat functionalities.
• Proficient in mobile and web app development.

Please provide examples of similar projects you've completed.