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Top up Unefon online

Mobile recharge quick and easy

  • Total transparency, no hidden costs
  • Best deals available on the market
  • Send money anywhere in the world
Active Promotions

Now you can get 3GB for video for free with your Unefon bundle top-up!

- Recharge any Unefon Bundle of 100 MXN o above and we will give you 3GB for Youtube, Netflix, TikTok, Prime Video and Facebook Watch.

- Applicable to prepaid customers

- This promotion ends on February 9th 2023 at 23:59 h (local time in Mexico).
Why are you waiting to speak to your closest friends or family? Don´t waste any time refilling your prepaid smartphone or card! Instead try recharging your cell phone, sending money or topping up airtime with doctorSIM. We offer the fastest, easiest, and cheapest service to instantly top up any Unefon smartphones.

Send money to your loved ones

Top up your phone in any country fast and easy.


Say goodbye to waiting in line

Get with it! Top up anywhere, anytime using your PC or phone.


Best offers and promotions

Special deals, doctorSIM credits and much more.

Why top up your Unefon Mexico phone online with doctorSIM?

  • Total transparency, no hidden costs.
  • Top up with a wide range of secure payment methods.
  • Pay in the currency of your choice.
  • 100% safe and reliable.
  • Send airtime from anywhere in the world.
  • Purchase airtime minutes for any make and model.
  • Discounts and special deals on top ups.
  • Over 10 years experience dedicated to the industry.

doctorSIM reviews

18000+ reviews

Is very good but i hope you can top-up telma sim card too

Secure, fast, easy and affordable. Great customer service. Clear and precise directions and communication.

Everything perfect

Unefon Mexico Top Up FAQs

What do I do to online top-up my Unefon Mexico number?

With us, you can do it from home, 100% online.

Once you have indicated the phone number, make sure the operator is correct, and if not, manually change it.

Choose the amount you want to top-up, fill in the requested details for your contact information and payment, and as soon as we receive the payment, we’ll email you with the confirmation.

What are the benefits of topping-up with doctorSIM?

Apart from the professionalism of our staff, you benefit from our quick and efficient services, along with the best discounts and promotions available for you.

Access 'My Account' to activate exclusive discounts. If you register, you receive 1 free credit (1 credit = 1 € or the equivalent in your local currency), which you can use on your top-up.

Furthermore, you will always have access to the official Unefon Mexico promotions.

All your transactions with us are 100% protected, and supported by numerous certificates for online payments, which you can check here: Security and Protection.

Can I top-up from abroad?

Yes, you can top-up from everywhere in the world, including sending airtime to a different country and operator.

Internet connection is what you need to send airtime wherever you want.

The service will be delivered in the same time frame, regardless where you are.

Which payment method can I use?

All our payment methods are accessible and easy to use, 100% online, with no need to get out of your house.

The payment methods accepted are: 3DS card, both credit and debit, PayPal and Cryptocurrency.

If there’s any error when processing the payment with a card, please check with the bank first, as the card might need authorization for certain online payments.

What do I do to check my balance?

You can do it sending an SMS to 1111 with the word 'SALDO', and you’ll receive the information by SMS.

You can also dial *611.

Please remember that, when the payment is complete and the airtime is complete, we confirm it to you by email, to the address you indicate when you request the service.