Sideline is the work number for your smartphone. It uses your existing carrier network so that 2nd number works wherever you do. Porting numbers from another service is available.




JustCall is described as 'Cloud-based phone platform with virtual numbers in 58 countries, integrates with CRMs, enables web and mobile calls, SMS, analytics, and easy setup' and is a Phone System in the business & commerce category. There are more than 25 alternatives to JustCall for a variety of platforms, including Web-based, Android, iPhone, SaaS and Windows apps. The best JustCall alternative is Sherlock Calls, which is free. Other great apps like JustCall are MightyCall, RingCentral, Telzio and CloudTalk.io.
Sideline is the work number for your smartphone. It uses your existing carrier network so that 2nd number works wherever you do. Porting numbers from another service is available.






Dialpad offers a secure, enterprise cloud phone system, business VoIP, toll free numbers, cloud PBX & integrations with Google Apps for Work & Office 365.




Truly Wireless is helping thousands of businesses leverage the power of cellular by turning smartphones into superphones. Truly is the best mobile business phone system for helping teams track, manage and share customer conversations using smartphones.
Unify Office is the new cloud team collaboration and communications service delivered by Atos Unify in partnership with RingCentral, a market leader in UCaaS.



Phonebooth is a web-based phone system that routes your calls to any landline or mobile phone number you choose. Users receive a free local phone number to give out to customers and clients. Calls made to your Phonebooth number are automatically routed to your private number and...
Ringblaze is a reliable phone system for small businesses. Ringblaze is a VoIP (Voice over Internet Protocol) number provider which means that placing and receiving calls and messages happen over the internet.




FreeJe is a VoIP app that provides you a fully featured phone line and virtual number as virtual SIM, which allows you to keep your business aside from your personal communication.




Cloud communications service provider that offers Business VoIP and Virtual PBX solutions to small and medium sized organizations.




Zaplee is a global cloud-based PBX phone system. Our system works with Skype, Google Voice, SIP, VOIP, landline and mobile phones. We can provide phone numbers in over 60 countries and thousands of cities.



Tackle – Phone System For Your Business. The essence of Tackle is a simple phone system that routes a 1-800 number to your phone(s) – that's it.



