Have as many numbers as you need

Install a new phone number on your smartphone in less than a minute.

Transfer your SIM phone number into onoff

Thanks to virtual portability, onoff is the only telecom operator in the world that allows you to port your number into the cloud and access it from any device.

Coming soon!

Receive calls with or without an Internet connection

onoff's patented technology makes it the only application that allows you to use multiple numbers on one SIM card without being connected to the internet.

Multiple phone numbers on one device

Whether it's your business, personal or temporary number, you can now manage all of your phone lines from a single app.

Switch calls and messages on/off whenever you want

There may be times when you want to turn messaging off, but still be able to make and receive calls? Or, while in a meeting, you'd like to text without being disturbed by calls? Easy enough. With onoff, you can decide how you want to be reachable at any time!

Voicemail greetings exclusive to each number

Select or record a voicemail greeting for each of your numbers in the language of your choice, or turn voicemail off altogether.

Coming soon!

MMS with all of your numbers

Send and receive audio files, pictures, videos, contact details and a lot more via MMS.

More than 100 international packages to choose from

With many international packages available in the app, onoff gives you the opportunity to communicate with the world at affordable prices.

Get yourself a tailor-made plan

We offer packages for every destination, and you can choose the duration that best fits your needs.

Send messages to other onoff users for free

Send and receive texts, photos, videos, voice notes and more with your contacts. Messaging is free between onoff users!

Get a foreign number and communicate at a local rate

By purchasing a number from one of the 30+ countries available in the app, you can make and receive calls at a local rate for both you and your contacts.

Record your own greetings for your numbers

Make a personalized voicemail greeting for each of your numbers.

Hide and protect your numbers with a passcode

For the ultimate privacy, your number and all of its data can be hidden behind a passcode. You can choose to have the same for all of your hidden numbers, or one for each.

Send delayed messages

Save time with the onoff App by setting the precise moment at which you'd like your message to be sent.

Sort your communications by number

Sort your calls, messages and voicemails by phone number to easily keep track of everything.

Use credits to pay as you go

onoff credits give you the flexibility of not having to subscribe to any particular plan for international calls and messages.

Know the exact rates for all of your communications

Control your spending using our precise pricing tool.

Send voice notes

Send and receive high-quality voice notes using VoIP.

Send and receive pictures and videos

Share anything with your contacts, with any of your numbers.

Save your contacts in different profiles

Assign contacts to different numbers so you know who's who at a glance.