Absolutely! If you find yourself needing more data while exploring Berlin – perhaps you've streamed too many videos of the East Side Gallery or relied heavily on maps – Cellesim makes it easy to top up your eSIM. You can simply purchase an additional data package through their website or app, and it will be applied to your existing eSIM profile, keeping you connected without interruption.
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What if I run out of data on my eSIM while in Berlin? Can I top up?
Updated May 30, 2026
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