Help Center

What a number receives, WhatsApp, Telegram, codes that don't arrive.

• Can I receive SMS on a TwinPhone number?
• Can I send text messages from TwinPhone?
• Can I use a TwinPhone number for WhatsApp?
• Does a TwinPhone number work for Telegram?
• Why didn't my verification code arrive?

Countries, renewal, cancelling, caller ID.

• Which countries can I get a phone number in?
• How long do I keep my number, and how does renewal work?
• How do I cancel a TwinPhone number?
• What number does the person I call see?

What a call costs, including calls you receive.

• How much does it cost to call another country with TwinPhone?
• Do I pay to receive calls on my TwinPhone number?

No SIM, no app, iPhone, Android, Linux, microphone.

• Do I need a SIM card or a phone number to use TwinPhone?
• Can I call a phone from my computer without installing an app?
• Does TwinPhone work on iPhone, Android and Linux?
• Why doesn't my microphone work in the browser?

Using TwinPhone outside the US and after Skype.

• Does TwinPhone work outside the US — in Germany, Spain or elsewhere?
• Google Voice isn't available in my country — what can I use?
• What replaced Skype for calling phone numbers?

Top-ups, pay-as-you-go, getting money back.

• How does TwinPhone billing work?
• How do I get a refund from TwinPhone?