As its homepage says, Volley is an HTTP library that makes networking for Android apps easier and, most importantly, faster. Some of the key features Volley offers are as follows:
- Automatic scheduling of network requests
- Multiple concurrent network connections
- Transparent disk and memory response caching with standard HTTP cache coherence
- Support for request prioritization.
- Cancellation request API
- Ease of customization
- Strong ordering
- Debugging and tracing tools
Homepage--https://github.com/google/volley.