Allows calls low fares, especially useful for international calls. As for the version accessible via the Web, you are called by Jajah and made contact with the recipient of the call. Software available for Symbian or Java can initiate a Jajah call directly from the phone book, just visit mobile.jajah.com through an alternative browser installed on your phone, enter the destination number and click call. You are called back immediately on the phone or on any other number that can be saved as the default (eg that of a hotel).
Category: Callback / Hybrid
Platform: Java, Symbian, Web, Blackberry (Talk-Now)
Cost: Traffic data to initiate the call via the Web, or you can send a text message.
Advantages: Easy to use, affordable rates, SMS feature that allows you to start a call without a data connection.
Fring
Fring VoIP software is a complete instant messaging and presence. It allows users to call Skype, Google Talk, MSN, users of fixed telephony services and VoIP SIP (just register your account Skype, Messagenet VoIPStunt or that of any other operator). The latest version for Nokia E Series and N Series allows you to use WiFi connections and UMTS (also available a version for other Nokia phones that do not feature WiFi). It’s a real P2P VoIP client; compatible with leading VoIP service is client-server architecture, however, ensured that the Fring server leaves the heavy task to interconnect VoIP calls with the main network.
Type: VoIP client
Platform: Symbian
Costs: Data connection (3G), we recommend a flat. No cost if you use a WiFi network.
Advantages: Complete VoIP client, instant messaging, compatible with popular software Voima, ability to use any operator for SIP VoIP calls to conventional phones
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