What You'll Need
You must be at least 18 years old
An official photo ID
A smartphone connected to the Internet
The latest version of the 21bitcoin app. Make sure your phone's operating system is up to date.
Important Note Before You Begin
Only one account is allowed per person—no secondary accounts and no accounts for minors or third parties.
Open your account on your own initiative: Trading on behalf of third parties may have legal consequences.
Provide accurate and up-to-date information. If you made a mistake, please do not open a new account—your information can be updated later.
21bitcoin never requests direct payments or sensitive information that is not required for verification during registration.
21bitcoin does not charge a fee for creating your 21bitcoin account.
1. Create your account
Download the 21bitcoin app on Android or iOS and open it to get started.
Tap “Register”.
You will be asked to provide the following information. Important: Please enter accurate and up-to-date information to avoid problems.
Phone number (21bitcoin will send you a verification code)
Password (write it down and keep it safe)
Please read our Terms and Conditions and Privacy Policy.
If you agree to our terms and conditions, check the box and tap “Register”.”
2. Verify your phone number
Enter the code that you'll receive via text message at your phone number. This text message comes from 21bitcoin.
The code will definitely be sent—it can sometimes take up to 5 minutes for the text message to arrive. If you haven't received the code by then, you can have it resent.
3. Add your personal information
Enter the information from your valid government-issued photo ID. You'll need to submit a photo of this ID later.
All First Names
All Last Names
Your date of birth
Your current home address
For compliance reasons, you must also answer the following questions:
What do you use 21bitcoin for?
Where does the money to be invested come from?
What is your current income situation?
Tap Next, to complete the process
To buy and sell Bitcoin on 21bitcoin, the next step is to verify your identity and add a bank account.
4. Verify your identity
Log in to your 21bitcoin account
Complete the ID verification. You can find out which forms of identification are accepted here: Official forms of identification.
5. Top up your Euro balance
Tap the “🏦 icon” at the bottom of the navigation bar in the app and select “Add Money.”
Select “Bank Transfer”
Your personal virtual IBAN will now be displayed. Make a transfer to this IBAN—the recipient must be listed exactly as “FIOR Digital GmbH.”
Open your banking app and make a transfer or set up a recurring payment from a bank account in your name. Be sure to enter the payment description exactly as it appears in the app, and do not add anything of your own.
Enter a payment description starting with SP (savings plan) so that your euros are converted directly into Bitcoin.
Use a payment description starting with DP (one-time deposit) so that your euros are credited to your app balance.
As soon as the funds are received, we'll notify you, and you can buy Bitcoin right away. (Bank transfers usually take 2–3 business days; instant transfers take about 5 minutes.)
For more information on all the services available in countries supported by 21bitcoin, visit our Supported Countries page.