call.center
SIP VoIP Softphone
Free
1.22for iPhone, iPad and more
Age Rating
call.center Screenshots
About call.center
Welcome to call.center™ - the innovative and free SIP-based soft-phone, designed for those who want to own full control of their business communications experience.
FEATURES
• Friendly drag-and-drop interface
• Native push notifications
• Multiple SIP account support
• External contact synchronization (Google, Microsoft)
• Remote soft-phone provisioning (visit my.call.center)
• Conference calling with up to 4 participants
• Call recording
• Attended call transfer
• Blind call transfer
• Contact notes
• Call history with a list of received, missed and dialed calls
• Call forwarding
• Call history export
• CallTo/Tel protocol support
• Do-not-Disturb functionality
• OPUS codec support
IMPORTANT NOTE: call.center™ is a standalone soft-phone and not a VoIP service. A SIP server or subscription with a SIP-based VoIP provider is required to make or receive calls. Account registration with http://my.call.center is required to provision a SIP account.
IMPORTANT VOIP OVER MOBILE/CELLULAR DATA NOTICE
Some network operators may prohibit or restrict the use of VoIP functionality over their network and may also impose additional fees, or other charges in connection with VoIP. You agree to learn and abide by your carrier's network restrictions. DIDWW will not be held liable for any charges, fees, or liability imposed by your carrier for use of VoIP over Mobile/Cellular Data.
FEATURES
• Friendly drag-and-drop interface
• Native push notifications
• Multiple SIP account support
• External contact synchronization (Google, Microsoft)
• Remote soft-phone provisioning (visit my.call.center)
• Conference calling with up to 4 participants
• Call recording
• Attended call transfer
• Blind call transfer
• Contact notes
• Call history with a list of received, missed and dialed calls
• Call forwarding
• Call history export
• CallTo/Tel protocol support
• Do-not-Disturb functionality
• OPUS codec support
IMPORTANT NOTE: call.center™ is a standalone soft-phone and not a VoIP service. A SIP server or subscription with a SIP-based VoIP provider is required to make or receive calls. Account registration with http://my.call.center is required to provision a SIP account.
IMPORTANT VOIP OVER MOBILE/CELLULAR DATA NOTICE
Some network operators may prohibit or restrict the use of VoIP functionality over their network and may also impose additional fees, or other charges in connection with VoIP. You agree to learn and abide by your carrier's network restrictions. DIDWW will not be held liable for any charges, fees, or liability imposed by your carrier for use of VoIP over Mobile/Cellular Data.
Show More
What's New in the Latest Version 1.22
Last updated on Dec 20, 2022
Old Versions
- Bugs fixes and improvements
Show More
Version History
1.22
Dec 20, 2022
- Bugs fixes and improvements
1.21
Jun 13, 2022
- Minor bug fixes and improvements
1.20
Mar 25, 2022
- Improvements: App stability
- Minor bug fixes
- Minor bug fixes
1.19
Jan 10, 2022
Improvements: App stability
Improvements: Maximum recent call count up to 2000
Minor bug fixes
Improvements: Maximum recent call count up to 2000
Minor bug fixes
1.18
Aug 19, 2021
- Implemented clear call history feature
- Implemented Integration protocols
- Improved Settings layout
- Various bug fixes and improvements
- Implemented Integration protocols
- Improved Settings layout
- Various bug fixes and improvements
1.17
May 21, 2021
- Various bug fixes and improvements
1.16
May 5, 2021
- Implemented Microsoft Contacts support
- UI Improvements
- Other various fixes and improvements
- UI Improvements
- Other various fixes and improvements
1.15
Mar 18, 2021
- Implemented "Enable/Disable" option for phone.systems line
- Implemented "Blocked icon" for blocked contact
- Improved Push notifications
- Other various fixes and improvements
- Implemented "Blocked icon" for blocked contact
- Improved Push notifications
- Other various fixes and improvements
1.14
Feb 23, 2021
- Implemented Copy Phone Number from Recents
- Implemented Block Contact feature
- Implemented New Call Settings layout
- Implemented Smart DND function
- Improved Avatar editor
- Improved Push notifications
- Other bug fixes and improvements
- Implemented Block Contact feature
- Implemented New Call Settings layout
- Implemented Smart DND function
- Improved Avatar editor
- Improved Push notifications
- Other bug fixes and improvements
1.13
Dec 2, 2020
- Improved Call history filtering by SIP line
- Implemented the Company directory.
- Added support for phone.systems Line
- New account and contact details page
- Other Bug fixes and improvements
- Implemented the Company directory.
- Added support for phone.systems Line
- New account and contact details page
- Other Bug fixes and improvements
1.12
Nov 10, 2020
- Implemented Call filters (all, missed, with call record)
- Implemented Google contacts synchronization
- Improved Call transfer (added the ability to choose a number while transferring)
- Other various bug fixes and improvements
- Implemented Google contacts synchronization
- Improved Call transfer (added the ability to choose a number while transferring)
- Other various bug fixes and improvements
1.11
Sep 24, 2020
- Added Call Recording button
- Added In-app purchase
- Added Link to User-Guide in application
- Various other Bug fixes and Improvements
- Added In-app purchase
- Added Link to User-Guide in application
- Various other Bug fixes and Improvements
1.10
May 7, 2020
- UI Improvements
- Bug fixes
- Bug fixes
1.9
Mar 10, 2020
- UI Improvements
- Bug Fixes
- Added ability to Transfer Muted/On Hold call participants
- Bug Fixes
- Added ability to Transfer Muted/On Hold call participants
1.8
Feb 7, 2020
- Added support for Contact Avatars
- Added support for Custom ringtones
- Added support for iPhone 11
- Call kit implementation improvements
- UI improvements
- Phone function button bug fixes
- Added support for Custom ringtones
- Added support for iPhone 11
- Call kit implementation improvements
- UI improvements
- Phone function button bug fixes
1.7
Nov 6, 2019
- Improved texts in UI
- Bug fixes
- Bug fixes
1.6.1
Oct 5, 2019
In this version:
- fix for incoming calls (ios 13)
- fix for incoming calls (ios 13)
1.6
Aug 7, 2019
In this version:
- contacts accounts
- authorization key validation
- more bug fixes
- contacts accounts
- authorization key validation
- more bug fixes
1.5
Apr 18, 2019
In this version:
- ipv6 support
- g722 codec support
- default tab changed to "Recents"
- archive option for notes
- changed link to "getting started" user quide
- more bug fixes
- ipv6 support
- g722 codec support
- default tab changed to "Recents"
- archive option for notes
- changed link to "getting started" user quide
- more bug fixes
1.3
Oct 30, 2018
- Added call forwarding feature
- More bugs fixes
- More bugs fixes
1.2
Aug 20, 2018
Thank you for updating call.center app, in this version:
- New keep data flow
- Support uri protocols
- More bug fixes
- New keep data flow
- Support uri protocols
- More bug fixes
1.1
Jun 15, 2018
Thank you for updating call.center app, in this version:
- Protocol setting for keepData account
- GSM/8000 codec support
- Support additional settings of voip line (Outbound proxy, From Username)
- Support "api configuration" caching
- More bug fixes
- Protocol setting for keepData account
- GSM/8000 codec support
- Support additional settings of voip line (Outbound proxy, From Username)
- Support "api configuration" caching
- More bug fixes
1.0.4
May 3, 2018
Thank you for updating call.center app, in this version:
* Fixed url to my.call.center web site
* Performance improvements for loading contacts, notes and recents
* Bug fix: notes badge for contact without a name
* More bug fixes
* Fixed url to my.call.center web site
* Performance improvements for loading contacts, notes and recents
* Bug fix: notes badge for contact without a name
* More bug fixes
1.0.3
Mar 13, 2018
Thank you for updating call.center app, in this version:
* UI improvements
* Resolved network connection issues
* Resolved issues with name of the 'queue' in call info
* More bug fixes
* UI improvements
* Resolved network connection issues
* Resolved issues with name of the 'queue' in call info
* More bug fixes
1.0.2
Nov 28, 2017
Thank you for updating call.center app, in this version:
* Support for split screen and multitasking on iPad
* Sound button: implemented popup menu with available audio devices
* UI improvements for iPad 12.9"
* UI improvements for iPhone X
* Resolved issues with audio when switching between LTE and Wifi
* More bug fixes
* Support for split screen and multitasking on iPad
* Sound button: implemented popup menu with available audio devices
* UI improvements for iPad 12.9"
* UI improvements for iPhone X
* Resolved issues with audio when switching between LTE and Wifi
* More bug fixes
call.center FAQ
Click here to learn how to download call.center in restricted country or region.
Check the following list to see the minimum requirements of call.center.
iPhone
Requires iOS 12.0 or later.
iPad
Requires iPadOS 12.0 or later.
iPod touch
Requires iOS 12.0 or later.
call.center supports English
