SIP is a multitasking SIP client version for iOS4.x.

SIP now works on ipad too in background mode. iPad users can use SIP with the built in microphone and speakerphone or with an apple headset....Perfect for vacations and week end trips.

NOW with 3G support on iphones and ipads (3G model) !!!

SIP is an iphone/ipod/ipad app thats uses 3G or WiFI a connectivity to make phone calls using your sip account.

toofone supports all Apple wired headsets.


SIP is available in english, french, spanish and german.

SIP supports incoming calls as well with your DID so you can receive calls from anywhere in the world as long as you have a WIFI or 3G connection.

SIP is great at home, at the office or on the move for business or vacation.

SIP works flawless on ipod touch as well as on iphone and ipad (with an apple approved headset that includes a microphone)

Connect to any wifi network, on the road with 3G or an hotel hotspot while traveling to avoid costly roaming charges and call home with the best phone quality on the market.

SIP also allows you to choose which number will show for your outgoing calls. Either your iphone number or your "home" DID number.

Calling internationally away from home or a wifi network ? NO PROBLEM, SIP lets you leverage your WIFI connection and make calls using only WIFI and not your carrier minutes !

SIP supports the G711 codec (best on wifi) and the GSM codec.

SIP has the following features:

- WiFi VOIP Calls
- 3G VOIP Calls
- incoming calls with your assigned DID phone number
- background support during calls
- simultaneous incoming calls on your home telephone adapter and iphone/ipodtouch/ipad
- retrieve your voice mail from the app
- dial from address book
- recent and favorites calls
- online support in app browser.


If you are looking for another language supported by iPhone, iPad and iPod Touch, let us know and we will insert your translation on future releases.