Read before going on (go to text)

Call international mobiles from 1 cent/min

With Misterfone you can call international mobile phones anywhere at the price of a local call. We also offer you the best rates for calls to international landline phones.

Check rates

Quality calls with next generation VoIP

Misterfone uses mobile Voice over IP (mVoIP) technology for calls via its app; therefore you need a working Internet connection on your mobile device. We only use the best telecommunication service providers for routing international calls to ensure the highest possible call quality.

Complete control of your call expenses

Misterfone’s application offers a built-in call register with a list of your latest activity showing the cost of each individual call. In addition all calling rates are listed by country and you can check the cost for calling each of your contacts through your phone’s address book. And all of this without having to commit to a contract, without minimum monthly consumption or fixed monthly fees.

Available for iPhone, iPad, iPod and Android

Register with Misterfone on our web page and get free credit as a gift for your first international calls. Registering will only take half a minute..

Sign up
Download for Google Play Download for iPhone

If you’re still not a Misterfone user sign up here.

Misterfone in the news:


On the occasion of the merger by absorption of Misterfone, S.à r.l. (domiciled in Luxembourg, 65, Rue des Romains, L-8041 STRASSEN) by fonYou Telecom, S.L. occurred with effect date January 1, 2018, we inform you that the personal data of the clients of Misterfone, S.à r.l.  have become  property of fonYou Telecom, S.L., who, as Responsible for the Treatment, with C.I.F. number B-64161805 and with address in Madrid, calle Velázquez nº 94 3º, (CP 28006) and with telephone +34668820000 and email fonyou@fonyou.com, will treat the data with the sole purpose of maintaining the contractual relationship until proceeding to its cancellation, since the services provided by Misterfone, S.à rl will cease on June 25, 2018. Subsequently, the data will be blocked to the mere purpose of being available for judicial or administrative request. The user has the right to obtain confirmation about whether fonYou Telecom, S.L. is processing personal data, accessing their personal data, as well as to request the rectification of inaccurate data or, where appropriate, to request its deletion when, among other reasons, the data are no longer necessary for the purposes that were collected. The user can also request the limitation of the processing of their data and oppose their processing thereof.


The services provided by Misterfone, S.à r.l., currently fonYou Telecom, S.L., will cease on June 25, 2018. Therefore, all users are informed of the following:

  • The functionalities for new registrations and top-ups are disabled from this time until the moment of service closure.
  • Users with balance in their account can consume it until June 24, 2018.
  • Users who do not consume their balance can request the refund of that corresponding to effective top-ups (not free promotional top-ups) from this time until June 24, 2018 by sending an email to soporte@misterfone.com indicating the email registered in their Misterfone account as well as the email registered in their PayPal account  for the return, which will take place by this way within a maximum period of 15 days.

fonYou Telecom,S.L.
Misterfone, S.à r.l.