Is Keycard: Open Source Air-Gapped Hardware Wallet legit?

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Our check

Keycard: Open Source Air-Gapped Hardware Wallet gets about 16K visits a month (SimilarWeb, Aug 2026). The store was created in Dec 2020, 5 years ago, and is based in Germany.

Checked October 21, 2026. Facts only, from the Meta Ad Library, SimilarWeb, Trustpilot and the store itself; anything we have not measured is left out.

Good signs and warning signs

Open for 5 years: created Dec 2020.

The facts

Monthly visits: 16K (SimilarWeb, Aug 2026)
Traffic vs month before: -2%
Store created: Dec 2020
Based in: Germany
Niche: Finance

Questions shoppers ask

Is Keycard: Open Source Air-Gapped Hardware Wallet legit?: Keycard: Open Source Air-Gapped Hardware Wallet gets about 16K visits a month (SimilarWeb, Aug 2026). The store was created in Dec 2020, 5 years ago, and is based in Germany. These are measured facts, not a rating; check the flags on this page before you buy.
Where is Keycard: Open Source Air-Gapped Hardware Wallet based?: keycard.tech is registered as a store in Germany.

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