Scarlet Duo


  • Cheapest Internet in Belgium 
  • With the quality of the Proximus network
As from 42 /month

Scarlet Duo: Smart Internet + Mobile Subscription

Discover simplicity with Scarlet Duo. Everything you need in one package: top-notch internet and mobile, without the high costs. No fuss, no surprises. Choose Scarlet Duo – smart, simple, cost-saving. And there's more: with our flexible options, tailor your package to fit your lifestyle. Whether you're a streaming enthusiast or just want to stay connected, Scarlet Duo adapts to you.

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Duo Mobile 1 GB

Unlimited Internet at home

Mobile Subscriptions
  • 1 GB
  • 300 min.
  • Unlimited texting




Duo Mobile 6 GB

Unlimited Internet at home

Mobile Subscriptions
  • 6 GB
  • 600 min.
  • Unlimited texting



Duo Mobile 13 GB

Unlimited Internet at home

Mobile Subscriptions
  • 13 GB
  • Unlimited calls
  • Unlimited texting

52 /month 60 /month


 Free Delivery
 100% secure payment
 Non-binding subscription
 14 days to change your min

Internet Loco in your pack

Scarlet has been offering Internet services on the Proximus network for over 30 years. Surf on one of Belgium's fastest networks at rock-bottom prices! With our current promo, benefit from a free internet installation by a technician.

Super-stable connection

We offer a download speed of 50 Mbps, which is perfect for everyday use. Work from home while streaming a program without interruption or latency. Enjoy!

Unlimited Internet

Surf at full speed! The only limit we apply is a slowdown of the network in case of abusive use (from 3 Terabytes), to guarantee maximum stability for all our customers.

Modem included

Unlike other operators, modem rental is included in the monthly price. No need to rent or buy one, it will be delivered to your home and installed directly by a Scarlet technician.

Your mobile subscription

We make it easy for you by offering 3 mobile subscriptions to suit everyone's needs. Good network coverage with a stable connection, thanks to the Proximus 4G network.


 1 GB
 300 min. call credit
 Unlimited texting

Scarlet Red offers you the perfect mobile phone subscription with the Red 1 GB package. With this budget-friendly offer, you get 1 GB of mobile data to browse and use your favorite apps. And that's not all! With Scarlet Red, you can also send unlimited texts and enjoy 300 minutes of calling. It's the ideal choice for those who like to stay in touch with friends and family without worrying about high costs.


 6 GB
 600 min. call credit
  Unlimited texting

With the Scarlet GSM Subscription Cherry, you get the perfect balance between data, calls, and texting. With 6 GB of mobile data, you have plenty of space to surf, stream videos, and use your favorite apps without worrying about data overages. And with unlimited texting, you can easily stay in touch with friends and family, no matter where you are.


 13 GB
 Unlimited call credit
  Unlimited texting

Scarlet's Hot mobile plan is the perfect choice for those who want to stay connected without worrying about data limits and high costs. With 13 GB of mobile data, you can effortlessly surf, stream, and download. But that's not all! With this plan, you can enjoy unlimited texting and calling, so you never have to think about the length of your conversations or the number of messages you send. It's the ultimate freedom to communicate with anyone, anytime.

 Interchangeable subscriptions
 No commitment
 Your choice of mobile number
 3 in 1 SIM card

Choose your installation method

Save time with our quick installation kit! Receive your equipment directly at your home and install it easily with our instructions. At this moment, the activation of Scarlet Loco is free, so there are no one-time costs at purchase. With our current promo, benefit from a free internet installation by a technician.

Free ! (79€)

Quick installation kit

  • Equipment delivered in 2-3 working days
  • Installation in 30 minutes
  • Need a helping hand? Call an expert for free guidance
Free ! (79€)

Installation by a technician

  • Receive a visit from a technician
  • Equipment installed in an average of 10 days
  • Relax, our expert takes care of everything. You don't have to do anything!

Frequently asked questions about Duo Pack

Internet Loco Scarlet's internet subscriptions are indefinite term contracts that can be terminated at any time. Access to the VDSL network is necessary to be able to subscribe to a Loco internet subscription. The announced download speeds depend on factors such as the distance between your home and the central, and the internal cabling.
These factors must be optimal in order to surf at maximum speed.
Scarlet's unlimited internet services are for personal use only.
The surfing speed is reduced to 3 Mbps when downloading more than 3 TB per month. This speed is sufficient for basic use: browsing the internet, using e-mail...
If you exceed this, you have the possibility to activate the 'Scarlet Comfort' option, which will allow you, for €5 per month, to maintain your surfing speed for an additional 1 TB.

The €79 installation and activation fee is waived: offer valid from 05/01/2024 until 11/03/2024 inclusive for any new subscriber taking a Scarlet Loco internet package.
Valid for all new Scarlet customers and existing Scarlet mobile customers wishing for a Scarlet Loco internet package.
Contract of indefinite duration. Access to the VDSL network is necessary in order to benefit from Scarlet internet Loco.

That is, you are not bound by a minimum term. You can change or cancel your subscription at any time.
The minutes, text messages or GB included in the subscription or in the "extra mobile Internet" and "unlimited calls to Scarlet Mobile" options, as well as the out-of-bundle rates per minute, text message or GB, with the exception of special numbers (090X, 070, calling games,...) are valid in Belgium and in the Zone EU and Switzerland (roaming) to all fixed and mobile networks (078 numbers included).
Charging per second from the first minute. Use of data via 4G, 3G, EDGE or GPRS is charged per KB. All prices include VAT.
Offer only valid for normal private use as described here.

Monthly subscription prices (Internet Loco, Internet Poco, Mobile Red, Mobile Cherry, Mobile Hot, Pack Trio, Pack Trio Mobile 6 Go and 13 Go.) will not increase in 2024.
Guarantee does not apply to options or rates for out-of-package consumption