Whistle Phone Alternatives
Skype is the most popular free voice-over IP and instant messaging service globally. It allows users to text, video and voice call over the internet. Users can also call landlines and mobiles at competitive rates using Skype credit, premium accounts and subscriptions.
- - Skype is the most popular Web-based, Windows, Android & Mac alternative to Whistle Phone.
- - Skype is the most popular free alternative to Whistle Phone.
Wire is the most secure collaboration platform featuring messenger, voice, video, conference calls, file-sharing, and external collaboration –all protected by the most secure end-to-end-encryption.
- - Wire is the most popular SaaS & Self-Hosted alternative to Whistle Phone.
- - Wire is the most popular Open Source alternative to Whistle Phone.
MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack. It allowing to do high quality VoIP calls (P2P or on regular telephones) via open SIP protocol. From cloud of SIP providers you can choose best for you, register account and use it with MicroSIP. You'.
Nertivia is an chat client that allows you to chat to anyone across the world. There are a lot of features that don't require you to pay at all such as, gif profile pictures, free custom emojis and more coming soon!
Telephone allows you to make phone calls over the Internet or your company network. If your phone line supports SIP protocol, you can use it on your Mac instead of a physical phone anywhere you have a decent network connection.
VideoMeeting is a free and open source video conference solution built to have video calls and chats using your web browser. It is a pure web application based on WebRTC that can provide communication features within your web browser.
Skype Lite lets you send free text messages and make voice & video calls even under limited network conditions.
Softphone for VoIP, CAPI und TAPI. This application enables voice connections to landline, cellular network and VoIP. Phoner can be used as softphone on stationary and mobilecomputer devices attached to anlogue or digital (ISDN) subscriber lines and as SIP client.
Silent Phone – Secure Encrypted Video & Voice Mobile Phone Calls
You now have the ability to have secure encrypted phone calls between Silent Circle members, anywhere, anytime, with complete control.
Make a secure call as easy as an ordinary call and be sure of real safety.
- - Silent Phone is the most popular commercial alternative to Whistle Phone.
Silent Phone Features
Toky is a full-featured Business Phone System that allows your customers and team to communicate seamlessly using the internet. With virtual phone numbers from around the world, make yourself available no matter where your company is based.
Cloud-based phone centre solution with 50+ advanced call features, ready to use in a minute. CloudTalk helps more than 1000 smart companies as DHL, Electronic Star, Yves Rocher deliver exceptional customer support & boost their sales.