ISDFone
TrippSaver
3.8.6 Varies with device
ISDFone Mobile Dialer is a Free mobile application for making international VoIP calls. It works based on SIP protocol and requires data service of Edge/GPRS/3G/4G or Wi-Fi data connection.

Features:
- Crystal clear, Stereo HD voice quality.
- Call from Android phone native Contacts.
- Call history information.
- Automatic Call timer and credit balance display.
- Loud Speaker and Mute Microphone options during active call.
- Works with 2G / 3G / 4G, Edge or UMTS and Wi-fi Network.
- Works In Low bandwidth and Low Data Consumption.
- Smart echo cancellation technique.

Content rating: Everyone

Requires OS: 2.2 and up

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