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Spare Phone - VoIP phone calls over WiFi with your Google Voice account! Phone calls without using cell phone minutes! Spare Phone uses your WiFi,3G,4G data connection to make and receive Google Voice VoIP calls. All you need is the "Spare Phone" app, a data connection(Wireless or Mobile) and a free Google Voice account. Spare Phone transforms your phone into a free wireless phone when used over WiFi/Wireless in the USA and Canada! Google Voice is currently free to place calls to the U.S. & Canada. Please visit to create a free Google Voice account and to get your free phone number. Also check out the great rates to other countries such as Mexico and India. Disclaimers: Google Voice is a product of Google, Inc. and "Spare Phone" is not in any way affiliated or endorsed by Google Inc. WARNING: Google Voice does not support 911 or any other type of emergency calls! If you have any questions or issues please contact: Frequently Asked Questions: 1.) Does this use my cell phone minutes? No, Spare Phone uses your wireless/data connection and your Google Voice account for calls. You don't even need cell phone service to use this app. Note: If you are not using WiFi you will pay for your cellular data usage. 2.) Is this a simple callback app? No, this is a pure VoIP(Voice over IP) calling app that communicates directly without any additional latency. You do not need a SIP client or callback app to place phone calls. 3.) I have some other issue or a suggestion. Help! Please email Thank you!


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Approximate size

1.34 MB

Age rating

For all ages




Get this app while signed in to your Microsoft account and install on up to ten Windows 10 devices.

Language supported

English (United States)

Publisher Info

Spare Phone support

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