co:sim | Global eSIM for TravelersReviews of cosim.io
- 4.18 reviews
- Internet & Software
co:sim | Global eSIM for TravelersAbout co:sim | Global eSIM for Travelers
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 Five Star Index, with an average rating of 4.1 out of 5.
- Also known as
- cosim.io
- Website
- cosim.io
- Category
- Internet & Software
- Listed on Five Star Index
- 2026
About these reviews
- Replies
- The company replied to 50% of reviews.
- Latest
- Most recent review: October 2026.
- Edits
- Reviews are shown as their authors wrote them. The company can reply, but cannot edit them.
- Score
- This company cannot pay to remove reviews or change its score.
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