I need sip dialer for Android and iOS

This project received 25 bids from talented freelancers with an average bid price of $2472 USD.

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Project Budget
$30 - $250 USD
Total Bids
Project Description

I need a SIP dialer application for iOS and Android with the following features.

- Can use any opensource SIP SDK for developement (Linphone can be used as open source)

- Support for G729, SILK, and G711u

- Should work with any standard SIP Soft Switch (Asterisk)

- Soft Switch's IP Address should be embedded in the Code.

- User should be prompted to give in Username and Password Only.

- Should support TLS/SRTP

- I need the dialer to work with A2Billing.

- Account Balance and Calling destination should be displayed on the screen upon dialing the number.

- Should have the functionality of working in blocked regions.

Skills Required

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