Acrobits Softphone

Acrobits Softphone is a VoIP client which uses Session Initiation Protocol, developed by Acrobits, a software development company based in Prague, Czech Republic. Acrobits Softphone is the leading SIP Client on the App Store, featuring push notifications and the G.729 Annex A audio codec, multitasking and GoogleVoice integration.

Features

• Video Calling
• Push Notifications
• Multitasking background support for iOS4 and later
• GoogleVoice integration • Customizable ringtones
• HD wideband audio through G.722
• Excellent sound quality, includes the G.711, GSM and iLBC audio codecs. G.729 Annex A can be added by in-app purchase for better sound quality over 3G
• Background Noise Suppression and Echo Suppression
• NAT Bridge Service
• In-call quality indicator: see network quality, packet loss and jitter
• SMS support for betamax providers, pennytel and sipme
• Number rewriting
• Address Book Matching
• TLS support for encrypted SIP
• SRTP, both SDES and ZRTP for secure audio on SIP calls
• Bluetooth support for iOS 3.1 and higher (iPhones, iPad 2 and iPod Touch 4th Generation only)
• iOS4 backgrounding support
• Audio codec manipulation
• Call recorder and player, seamlessly integrated into the call history
• Comfortable and super-smooth user interface, fine-tuned specially for the iPhone
• Full localization (currently English, Chinese, Danish, Korean, Norwegian, Polish, Portueguese, Swedish, French, German, Italian, Russian, Spanish, Czech and Slovak)
• Very easy configuration
• Simultaneous registration of multiple SIP accounts, have multiple accounts registered to receive incoming calls and switch the account used for outgoing calls without leaving the keypad
• iPhone contacts integration, easy to call anyone in your contact via SIP
• Contacts search function
• Add new contacts directly from Groundwire
• Quickdial
• Ability to generate DTMF tones while in call, to control various PBX features or automated systems (use audio, rfc2833 or SIP INFO)
• Speakerphone support
• Detailed call history, with intelligent call grouping for an easy overview New: history search
• Configurable RTP port range
• SIP Proxy support, VPN support
• Quick import of accounts from major VoIP providers
• Phone number resolution

Users require service from a VoIP provider or PBX that supports use on a standard SIP client in order to use Acrobits Softphone.
Current version: 5.2
Size: 22.1 MB

See also

Comparison of VoIP software

External links

[Acrobits website]
[Product page for iphone]
[Product page for Android]