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We've compiled a list of 19 free and paid alternatives to Whistle Phone. The primary competitors include Aircall, Skype. In addition to these, users also draw comparisons between Whistle Phone and Jitsi, Wire, CloudTalk.io. Also you can look at other similar options here: Social Software.


Aircall
Free Trial Subscription

Cloud-based phone system to optimize customer support and sales. Integration with CRM, call management for office and remote teams provides strategic team optimization by grouping employees.

An instant messaging app that provides online text message and video chat services.

Jitsi
Free Open Source

Open-source video calling and chat platform.

Wire
Free Open Source

The most secure collaboration platform

CloudTalk.io
Free Trial Subscription

CloudTalk is a hosted platform for business telephone communication. It provides the ability to establish and receive calls over the Internet, as well as manage the customer database and interact with customers through various communication channels.

Telephone
Open Source

Telephone is a VoIP program which allows you to make phone calls over the internet.

zoro.im is 100% Saas based Unified communication, collaboration, telephony, business messaging and...

Whistle Phone is an app for calling or texting your family and friends for free over Wifi or your...

Whistle Phone Video and Screenshots

Whistle Phone Overview

Whistle Phone is an app for calling or texting your family and friends for free over Wifi or your mobile data plan.

On your own customized phone number, you can make and receive unlimited texts from high-definition and secure calls to other Whistle users. You can also make inexpensive calls to landlines and cell phones or text anyone in the US for a fraction of your regular rate when you go Premium. We even give you 20 minutes of free calling to the contiguous 48 US states and 200 texts to try us out.

And, if you need to make calls anywhere in the world, we've got extremely low rates.

Features:

? Make and take calls from your desktop or mark yourself as unavailable

? Choose your look and feel from seven different skins

? Contact integration has you calling and texting in no time

? Secure, encrypted calling prevents snooping on public wireless networks

? High-Definition calls to other Whistle clients make your calls sound as clear as the music you hear on your iPod

? Send your Whistle calls to any phone number via our call forwarding service for a low per-minute rate

? If you can't get to a call, we'll send it to your Whistle voicemail

? Includes two-line calling features, including call waiting and three way calling

? Pauses and restarts your iTunes music automatically when you receive a call

? Optionally blocks unwanted calls from people who aren’t in your Contacts

? Use Whistle as a client with any 3rd party SIP service

? Support for In App purchases through the Mac App Store

And, one note: Your best experience is going to be with headphones. Using the built-in speakers and mic at the same time may cause echo.

Whistle Phone Features

tick-square Encrypted calls

Whistle Phone Platforms

Windows iPad Mac Android iPhone

Top Whistle Phone Alternatives

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Whistle Phone Categories

Social Software

Whistle Phone Tags

free-calls voicemail text-messaging

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