Kolet : Travel e-SIM

4.9
5.65K reviews
Content rating
Everyone
100K+
Downloads
Content rating
Everyone
In-App Purchases
Learn more
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About this app

The Kolet app lets you stay connected to the Internet while traveling. Buy data from €3.99, with no commitment and no hidden costs. No more chasing Wi-Fi abroad!

Simply install an eSIM on your phone in less than 2 minutes, entirely digitally, before you leave. Kolet works in over 190 countries, allowing you to track your usage in real time and recharge easily if necessary. Say goodbye to roaming costs for good!
Updated on
Jul 30, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Financial info and Audio
This app may collect these data types
Personal info, Financial info and 3 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

5.64K reviews
John Bobeck
June 21, 2026
Great app & service. I just completed a trip that included the UK and EU and therefore purchased that data plan. I experienced seamless transition to each country's data network during the entire vacation and had a 5G connection 90% of the time. I've also used it for trips to Greece. I do sometimes have trouble with e-Sim set up but that is more due to the phone I have (Honor Magic v3), but always connect with the help of the excellent support team. I highly recommend this service. Thanks Kolet!
4 people found this review helpful
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Kolet
June 22, 2026
Thank you for your feedback! 😊 We’re happy to hear Kolet worked smoothly across the UK, EU, and Greece and that our support team could help when needed. We truly appreciate your support!” 🙌
Bastian Fredriksson
April 4, 2026
Overall, Kolet is VERY good. Competitive pricing, and you can recycle unused data to get a discount on your next purchase. Flying Blue members can earn miles which is a nice perk. The app is solid, had a small issue when I had to reinstall the esim for a new phone. Support resolved the issue for me in 2 (!) minutes. My only complaint is that they route traffic through the UK.
7 people found this review helpful
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Kolet
April 5, 2026
Thank you so much for your detailed and thoughtful feedback! 🙏 We’re really glad to hear you’re enjoying our competitive pricing, data recycling feature.We appreciate your note about traffic routing as well, and we’ll be sure to share this with our team . Thanks again for your support, and we’re happy to keep you connected with Kolet! 😊
Peter Awad
July 29, 2026
I bought a bigger than needed package because despite their overpriced package, they give good Flying Miles deal. However, their system didn't automatically populate my flying blue number (I logged in from klm), and after purchase, they informed me that im not entitled to Miles because I didn't enter Flying Blue number manually. They credited my account with extra 1 gb, but I already have purchased oversized package coz i looked the miles... quite disappointing experience..
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Kolet
July 30, 2026
Thank you for sharing your feedback. We’re sorry to hear about your disappointing experience with the Flying Blue Miles offer and the issue with your number not being automatically linked. Please contact our support team at help@kolet.com so we can review your case and see how we can assist you further.

What’s new

Cleaner interface, smoother journey: Kolet keeps evolving to make staying connected abroad even simpler, faster, and more seamless.