Zajool app for iPhone and iPad

Tired of paying outrageous rates for international calls on your carrier? Look no further. Zajool can offer you the cheapest rates with excellent quality, even on slow internet connections.

Features:
• VoIP Calls via Wi-Fi, EDGE / 3G / UMTS / 4G
• Fastest connectivity and Carries your original caller-id
• Call more than 200 destinations around the world with the cheapest rates
• SIP-based softphone with exceptional voice quality
• Fully integrated with the phone dialer
• Easy to buy credits and top-up
• Proprietary compression technology makes it usable on any kind of internet connection
• Compatible with VOIP switches supporting standard SIP
• Unique anti-block solution
• Flexible integration with your phone book contacts
• Screen display for your call history, call timer and balance