nice
nice, fair and good price
By Deadpan
Saturday, November 7, 2026 · Customer reviews of US businesses
The Fair Hearing score
Great
8 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
co:sim makes mobile data abroad simple. Choose a data-only eSIM for 200+ destinations, buy online, and receive your QR code by email. Connect when you arrive without swapping a physical SIM, signing a contract, or worrying about roaming charges. Meet our next travel cards: ONE card is billed by the megabyte from $0.0015/MB across 200+ destinations. The limited first-batch Challenge Card offers up to 116GB/year across covered destinations, plus always-online basic data after high-speed data is used. Need help? Contact us by live chat, email, or WhatsApp. From a weekend in Tokyo to a longer trip through Europe, the US, or Southeast Asia, co:sim helps travelers, remote workers, and business teams find international mobile data without roaming surprises. Browse country, regional, and multi-destination travel eSIM plans with support in multiple languages. Explore co:sim
co:sim | Global eSIM for Travelers (cosim.io) has 8 customer reviews on The Fair Hearing, with an average rating of 4.1 out of 5.
Showing 6 reviews with 5 stars · Clear filters
nice, fair and good price
By Deadpan
very good,thanks.
By hikky
Schnell, günstig. SIMas auf Anhieb funktioniert.
By G D.
Response from co:sim | Global eSIM for Travelers· Sep 13, 2026
Vielen Dank für Ihre tolle Bewertung! 😊 Es freut uns sehr, dass Ihre eSIM sofort funktioniert hat und Sie mit unserem schnellen und günstigen Service zufrieden sind. Wir wünschen Ihnen weiterhin eine gute Reise! ✈️
einfach und problemlos - so mus es sein!
By Anonym
Response from co:sim | Global eSIM for Travelers· Sep 8, 2026
Vielen Dank für Ihre positive Bewertung! 😊 Es freut uns sehr, dass die Nutzung einfach und problemlos für Sie war – genau so soll es sein. Wir wünschen Ihnen weiterhin eine gute Reise! ✈️
it’s useful
By mahzoonmitra
Response from co:sim | Global eSIM for Travelers· Sep 7, 2026
Hello, mahzoonmitra. We’re delighted to hear that you’re satisfied with cosim.io eSIM services. That’s the experience we want every traveler to have. Enjoy your journeys! 🤗
Nicely. Fair.
By Rainer Z.
Response from co:sim | Global eSIM for Travelers· Sep 5, 2026
Hi there. Thank you for your kind words! We're happy to hear that 🫶