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NumberOTP

OTP number: receive OTP codes for any app

Choose the app you are verifying and get a private, real SIM-backed number to receive its code. You pay per activation, see the exact price before you confirm, and are refunded automatically if no SMS arrives. NumberOTP supports 800+ platforms in 190+ countries; these are the ones with their own guide.

Not sure which number type you need? Read real SIM vs VoIP numbers, or browse by country instead.

Don't see your app? Search all 800+ platforms.

How an OTP number works

When you create an account, many apps send a one-time password (OTP) by text message to prove the phone number is real. Normally that code lands on the physical SIM card in your phone. An OTP number is a virtual phone number that receives the code for you online instead.

You pick the app and the country, buy the number, and paste it into the sign-up form. The app sends the verification code, and you read it on your screen. Nothing touches your personal number.

Why use a temporary phone number for OTP codes?

  • Privacy: your real number stays out of another company’s database, so fewer marketing texts and spam calls.
  • Travel: get a code on a number from the country an app expects while you are abroad.
  • Testing: developers and QA teams can check their own SMS sign-up flow without a drawer of SIM cards.
  • Business accounts: verify accounts your company owns without tying them to one employee’s phone.

Free SMS receiving sites vs a private OTP number

Free sites that let you receive SMS online put every text message on a public page. Anyone can read the code, and popular apps block those numbers quickly, so the OTP often never arrives.

A private number from NumberOTP is used for one code, nobody else sees the message, and if it does not arrive you are refunded automatically. For a quick look at how it works, our free public numbers are there too.

Activation or rental?

An activation is for one code and stays open for 20 minutes. A rental keeps the same number from 2 hours up to 30 days, which suits apps that verify again later. Both show the price before you confirm, and you pay by card or crypto top-up with no subscription.

Numbers come from three independent pools. “Best pool” picks the one delivering best for your app right now, or you can choose one yourself.

OTP number FAQ

What is an OTP number?

An OTP number is a phone number used to receive a one-time password, the short code an app texts you when you create an account or log in. With NumberOTP it is a temporary phone number you rent online, so the code never goes to your personal SIM card.

How do I receive an OTP online?

Pick the app and country, buy the number, and enter it where the app asks for your phone. Request the code, and the text message appears in your dashboard, our app or the browser extension, usually within seconds.

What if the OTP code never arrives?

An activation stays open for 20 minutes. If no SMS arrives in that time, the full cost goes back to your balance automatically, and you can try another country or pool straight away.

Can I receive more than one code on the same number?

Yes, with a rental. A rental keeps the same number from 2 hours up to 30 days, so you can receive several codes, for example when an app asks you to verify again a few days later.

Does an OTP number work with every app?

Usually, but not always. Some platforms reject virtual numbers or change their rules. That is why every activation is refunded automatically if no SMS arrives.

Use it for your own accounts and follow each platform’s terms; some platforms don’t allow virtual numbers.

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