Whistle Phone Vail Systems, Inc. Free Rating: 4+ Requirements: iPhone, iPod touch, and iPad. Requires iOS 4.3 or later. This app is optimized for iPhone 5
Get your own customized phone number and make/receive unlimited high-definition and secure calls to other Whistle users for free over Wi-Fi or 3G/4G. You can also make inexpensive calls to landlines and cell phones for a fraction of your regular rate when you go Premium. This app is created to be free within the Whistle Phone community, but cheap for outside calls. You can get 20 minutes of free calling to destinations outside of Whistle Phone as incentive to upgrade to Whistle Phone Premium.
- Secure, encrypted calling prevents snooping on public wireless networks
- High-Definition calls to other Whistle clients make your calls sound as clear as the music you hear on your iPod
- Send your Whistle calls to any phone number via our call forwarding service for a low per-minute rate
- Has built-in integration with your iPhone, iPod Touch or iPad Contacts
- Push notifications for incoming calls
- Includes two-line calling features, including call waiting and three-way calling
- Allows Whistle calls to continue in the background on speakerphone (iP
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