Manual: https://apps.evozi.com/httpinjector/

Features:
– Modify outgoing requests.
– Specify alternate proxy servers to send a request through
– Provide alternate headers and ability to strip headers from incoming http responses
– Build in SSH client (Similar to Bitvise)
– Payload Generator
– No root needed (You have the option to choose iptables (root) or VPN mode
– Support Android 2.3 to Android 5.1
– DNS Proxy
– Data Compression
– IP Route
– Ability to change buffer size, etc

Provider Mode
– Export config is locked encrypted mode
– Set custom message for customer

To Use:
1st method – Use build in SSH client
2nd method – Use iptables mode and connect your 3rd party VPN app to HTTP Injector proxy address
3rd method – Set ISP’s APN and then use “127.0.0.1” as the proxy server and “8989” as port

Permission:
NETWORK_STATE & INTERNET – Internet access
READ/WRITE_EXTERNAL_STORAGE – import/export config file
ACCESS_SUPERUSER – For users that wanted to use iptables (root) mode [optional]
VIBRATE – Connection notification alert [optional]
WAKE_LOCK – Prevent disconnection during device sleep [optional]

Looking for HTTP Inject or Proxy Inject? This also known as Inject Header Query, SSH Injector or Phreaker Tools