21bitcoin review: score, licensing and risks
62/100SCORE · CMixed record
Grade C, fair
Bitcoin only savings app with automatic withdrawal to your own wallet, so nothing accumulates on the platform.
The facts
- FOUNDED
- 2021
- HEADQUARTERS
- Austria
- CUSTODY
- Custodial.
- MiCA / EEA
- Check its MiCA CASP status before depositing. Since 1 July 2026 a licence is required to serve EEA residents.
- US ACCESS
- No.
- PROOF OF RESERVES
- No standard proof of reserves publication.
- FEES
- Typical for a venue of its size. Confirm current pricing on its own site.
- ASSETS
- Varies
How the score breaks down
Each dimension is explained on the methodology page.
Where it is strong and where it is not
✓ Strengths
- Established venue in Austria
- Local EUR deposit and withdrawal rails
✗ Weaknesses
- Austria focused, so limited use elsewhere
- Less independent scrutiny than the global majors
- Smaller asset list and thinner liquidity
Incident history
No major security breach or regulatory action on record.
Our read
Bitcoin only savings app with automatic withdrawal to your own wallet, so nothing accumulates on the platform.
COMPARE
RISK WARNING
Crypto assets are highly volatile and largely unregulated. You can lose everything you put in.
Nothing on this page is financial, investment or tax advice, and nothing here is a recommendation
to buy or sell any asset. Do your own research and never commit money you cannot afford to lose.