SIP mobile softphone for iPhone and Android

• Project ID:

  1418811

• Project Type:

  Fixed

• Budget:

  $3000-$5000 USD
  

Project Description:

General requirements:
- Protocol: SIP/SIPS RFC 3261 compliance
- Operation system: iOS (iPhone), Android
- Network interface: UMTS (3G) , GPRS, EDGE, Wi-Fi
- Audio and video codecs: G711, GSM, HD G722, speex
- Media-delivery: RTP/SRTP
- Branding (startscreen, background, logo)
- Dialer must work with our voip Platform (SER-like solution)
- Default language is English. There must be a possibility to add another languages (eg. using xml file)
- When exiting, the application have to unregister cleanly (expires=0)
- Video calls
- Predefined domain - only an username and a password should be provided by the user
- User friendly interface

Basic phone functions:
- Making and receiving SIP calls

- Integrated contacts from the native address book from the mobile phone
- Favorites (speed dial with pictures)
- Create a new contact from within the application

- Dialpad for direct dialing
- Loudspeaker on/off within call
- Redial functionality
- Mute functionality
- Hold functionality
- Conference calls
- Call waiting (inform the user about incoming call by beep)
- Blind and attended transfer

- Time, call status logs, history (all/missed/dialed)
- Use keypad in a call (DTMF SIP INFO/RFC2833)
- Background functionality - pick calls when application is in background. Do not have to start automatically.
- Customizable ringtones
- Call recording - optional
- A Little icon that shows signal strength (packet loss to server red/orange/green)
- Ability to set destination port (not only 5060)
- Button to send a detailed log of application with incoming and outgoing messages


Customized functions for our customers:
- Access to our customer zone (weblink)
- Button to count price for the outgoing call
- Button to directly call our hotline

Other notes:
1. Please bid only if you have already developed the dialer before
2. Give us fixed dates and a detailed price offer
3. You must provide us a demo before we can accept the bid
4. Sign NDA
5. All bugs must be fixed before delivering the entire project
6. We need a full source code
7. We need a full documentation
8. Application has to be suitable for appstore and android market
9. Buyer gets all rights of the source code and the software should be customizable - preferable
10. Unlimited user licenses
11. In case we are satisfied with the whole solution we might provide you with another projects
12. Give us also the price of the possible modifications in the future

Skills required:

Android, iPhone, Mobile Phone, VoIP