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Voip Dailer

Project Description:

We need a voip Android mobile dialer like iTel dialer, TP Smart Dialer and that has about 5 screens. (Messages; Recent; Contacts; keypad; About; Settings Invite to Use; Privacy).

The app should integrate with iTelswitch.

The main functions of the app will include:

1. Making & Receiving VoIP Calls Over 3G, WiFi, GPRS

2. Should not kill the battery of the mobile device

3. Address Book Integration with local Phone Address Book AND the platform

4. User Credentials Save / Change Username & Password

5. Volume Control

6. Protocol SIP (RFC 3261)

7. Media Support RTP (Real Time Transport Protocol) & RTCP (RTP Control Protocol)

8. Transport Mode TCP, User Datagram Protocol (UDP), TCP to UDP Interworking

9. Codecs G.723, G.729, AMR (Adaptive Multi-Rate Compression), iLBC, G.711, GSM.

10. Network Address Translation (NAT) Traversal Through Encryption & STUN

11. Voice Quality Silence Suppression, Packets Loss Management

12. DTMF - (Dual Tone Multifrequency) Generation & Detection (RFC 2833)

13. Call Status Indicator Displayed on phone screen

14. Call History, Call Detail Records, Current Account Balance, Current Account Balance, Current Account Minutes Remaining

15. Speakerphone

16. SMS (through the platform)

17. App will be in English, but should allow for multiple language support by design

18. App should voice and SMS encryption

19. App should work in SIP block countries like UAE, Oman and KSA. These countries not allowed voip sip calls.

Skills: VoIP, Asterisk PBX, Android, Mobile App Development, Java

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About the Employer:
( 2 reviews ) dubai, United Arab Emirates

Project ID: #25643238

4 freelancers are bidding on average $1661 for this job

nasirbest

Hi, We are a team of developers and VoIP, Telecom, and Linux experts from Pakistan. Our solid command with SIP, IAX2, H323, SMPP, SMTP, XMPP, SIMPLE, T.38, and WebRTC allows us to develop Voice, SMS, Fax, and Email re More

$4000 USD in 20 days
(25 Reviews)
5.9
bobyindia

hi sir i am very perfect in voip project doing a job in singapore company discuss pm ........................................................................................................

$244 USD in 7 days
(11 Reviews)
4.8
devops724

Hi there i developed some VOIP project using opensips and freeswitch we can manage call and dialplans in freeswitch using python api interface i also can develops VOIP client for mobiles best regards

$1400 USD in 7 days
(1 Review)
2.6
rvtechsolution

Hi We have 7+ years experience of mobile android/iOS app development with Java, Swift, React Native. We have done many of successful projects for small agencies and huge international corporations and ready to build More

$1000 USD in 30 days
(14 Reviews)
2.9