Discover the Best in Bitcoin

Harvard-Ökonom Kenneth Rogoff korrigiert seine Bitcoin-Prognose aus dem Jahr 2018.

8/20/25

Bitcoin erreicht ein neues Rekordhoch bei über 124 000 US‑Dollar. Welche Treiber stecken dahinter – und wohin kann die Reise bis Ende 2025 gehen?

8/14/25

David Bailey, Bitcoin-Experte und ehemaliger Trump-Berater, kündigt einen historischen Kauf von Bitcoin im Wert von 762 Millionen US-Dollar für sein Unternehmen Nakamoto an.

8/12/25

8/28/25

Mit dem Start der Saison 2025/26 unterstützt 21bitcoin das neu gegründete Team das erstmals in der ADMIRAL Bundesliga antritt.

8/13/25

Was haben Bitcoin und schwarze Pisten gemeinsam? Mehr als du denkst! Zwischen Nervenkitzel und purem Glück zeigt Nina Gigele, wie Investieren in Bitcoin ähnlich wie Skifahren ist – mit Tipps für Einsteiger:innen und einem Perspektivwechsel, der Mut macht.

8/7/25

In diesem Artikel erklären wir dir, wann die AWV-Meldepflicht greift, welche Zahlungen meldepflichtig sind und warum unser deutsches Bankkonto für dich ein großer Vorteil ist.

8/1/25

Bitcoin or real estate? Two worlds, two strategies. While Bitcoin shines with return opportunities and technology, real estate offers stability and cash flow. Tom Urbanek compares both investments and shows you how to build up your wealth wisely and securely.

7/29/25

What exactly is double spending and why is it a problem for digital currencies? In this article, we explain how double spending works and how Bitcoin uses its blockchain technology to solve this problem to enable secure transactions.

7/27/25

Bitcoin & the Darknet: How are they connected? In this article, we look at the history of Silk Road, why Bitcoin is considered a currency on the darknet, how payments work, and whether anonymous transactions are still possible today.

7/25/25

What is the cost-average effect and how does it work? In this article, we'll explain how the average cost effect works, how it can stabilize your investments, and why it's a popular strategy for savings plans.

7/23/25

Would you like to invest in Bitcoin regularly? In this article, we explain how a Bitcoin savings plan works and what returns you can expect.

7/12/25

In theory, quantum computers can crack Bitcoin — in practice, far from it. This article shows why Bitcoin is secure and how the network is already working on quantum-secure solutions today.

7/11/25

Bitcoin and gold are the top stores of value investors will focus on in 2025, but which is really better? Our comprehensive comparison explains how Bitcoin performs as a digital asset against classic gold as a crisis investment.

7/11/25

If you wait for the perfect time, you often miss the start. This article shows why consistent investing is the better strategy in the long term — including a DCA tip.

7/11/25

What actually makes money money? This article highlights the most important characteristics and functions — from acceptance to shareability to trust. Also learn how money developed from barter to paper money to Bitcoin.

7/11/25

What is a Bitcoin node and why is it so important for the Bitcoin network? In this article, we explain how Bitcoin nodes work, what types are there and how you can earn money with a Full Node. We also answer frequently asked questions about Bitcoin nodes.

7/11/25

How much bitcoin do you get for 100 euros? Does it make sense to invest in bitcoin? In this article, we explain how you can buy bitcoin with 100 euros, what risks exist and how the bitcoin price could develop in the long term.

7/10/25

How do you make a Bitcoin transaction and what happens afterwards? In this article, we'll explain the entire process from transfer to transaction confirmation, how to create a Bitcoin address, and how to make a transaction securely.

7/3/25

Do you want to sell Bitcoin? With 21bitcoin, it's quick and easy. Find out here how to exchange your BTC for euros and have your balance paid out.

6/17/25

What is behind the term xPub wallet?

6/17/25

Do you want to receive Bitcoin? We'll show you step by step how to create a secure Bitcoin address with a hardware wallet — including professional tips!

6/17/25

Earn with the 21bitcoin partner program: Get 21% revenue share on instant & savings plan purchases from your referred users — unlimited invitations possible!

6/17/25

Safeguarding your Bitcoin is crucial! We'll explain how to protect your private keys and which storage methods you can use.

6/17/25

Find out everything about the different order types with Bitcoin: standard orders, savings plans and custom price orders. Choose the right one for your investments!

6/17/25

Unfortunately, the Bitcoin environment also attracts fraudsters. We'll show you typical warning signs for dubious offers — and how you can protect yourself from them.

6/17/25

Bitcoin is often seen as a safe investment, but how secure is it really? In this article, we explain the risks of investing in Bitcoin, how to protect your bitcoin, and what security measures you should take to secure your cryptocurrencies.

6/14/25

How is Bitcoin changing the traditional financial system? In this article, we explain the impact of Bitcoin on banks, financial markets, and global payments. We'll also take a look at what problems Bitcoin can solve and how it's being used today.

6/13/25

Are you wondering what cryptocurrencies actually are? In this article, we explain to you in an easy-to-understand way how Bitcoin & Co. work, why you need wallets — and how you can get started safely as a beginner.

5/20/25

Why is Bitcoin referred to as digital gold? In this article, we'll explain what makes Bitcoin different from gold, why it's often considered a store of value and what role it plays in today's financial world.

5/20/25

Bitcoin is considered a pseudonym, but how anonymous is it really? In this article, we look at the traceability of Bitcoin addresses, transactions and owners and explain how legal regulations affect privacy.

5/19/25

The Bitcoin Lightning Network promises lightning-fast transactions, minimal fees, and new ways to use Bitcoin in everyday life. In this article, you'll learn how it works, how to use it, and what role wallets, addresses and payment channels play.

5/19/25

Bitcoin ETFs offer an easy way to invest in Bitcoin – without wallets or private keys. But what are the differences between Spot-ETFs and Futures-ETFs? How much do they cost, and what risks are involved? This article provides all the essential information for investors in 2025.

5/12/25

Bitcoin is often associated with illegal activities. But how anonymous are transactions really? What measures are in place to combat crime, and how are regulatory authorities responding? Find out all the important facts here!

5/12/25

The Bitcoin halving reduces the block reward for miners and affects supply and demand. But what does this mean for BTC, miners, and the price? Find out when the next halving will take place, its effects, and why it’s considered an important milestone for Bitcoin!

5/12/25

Why are more and more people choosing to buy Bitcoin? Discover the key reasons why Bitcoin is not only an exciting technology but also a promising investment opportunity for the future – from inflation protection to retirement planning.

5/12/25

An Analysis of Bitcoin’s Energy Consumption and Sustainability

5/3/25

Learn how miners solve complex computational problems to confirm transactions and add new blocks to the blockchain. What role do hashes, mining pools, and Bitcoin halving play? This article provides all the essential information!

5/2/25

Satoshi Nakamoto – a name that shapes the world of cryptocurrencies. Who is behind this mysterious figure? Let’s take a look at the speculations and theories surrounding the true inventor of Bitcoin.

4/28/25

Discover the basics of blockchain technology – from how it works to its security mechanisms and its role in Bitcoin. Clearly explained and easy to understand.

4/28/25

How has Bitcoin mining evolved since 2009? In this article, we take a look at the technology behind Bitcoin, from CPU to GPU to ASIC, and explain how duration, effort, and technology have changed over time.

4/28/25

The Bitcoin price constantly fluctuates – but what influences it? In our article, we explain the differences between the Bitcoin price and exchange rate and show how market conditions, supply, and demand determine the rate. Learn what moves the Bitcoin price, why it’s so volatile, and how you as an investor can handle it wisely.

4/26/25

In 2008, Satoshi Nakamoto published the Bitcoin Whitepaper, creating the first decentralized cryptocurrency. Learn what it says, how Bitcoin transactions work, and why the whitepaper is still relevant today!

4/25/25

How to store Bitcoin securely? Want to know how to best protect your Bitcoin? In this article, you’ll learn everything about hot and cold wallets, their advantages and disadvantages, as well as practical tips for secure storage. Find the right wallet solution for your needs!

4/25/25

21bitcoin attracted attention at the Electric Love Festival with an eye-catching podcast studio and brought bitcoin closer to a wide audience with exciting conversations and prominent guests.

4/24/25

Bitcoin vs. Altcoins – What makes Bitcoin stand out? Discover why Bitcoin is considered digital gold, how it differs from Ethereum, XRP & Solana in terms of technology and economics, and why its decentralization and scarcity make it the most secure cryptocurrency in the world.

4/24/25

Discover how Bitcoin works, why the cryptocurrency is often called digital gold, and what’s behind the blockchain – concise, easy to understand, and up to date.

4/23/25

Despite the bear market we have grown significantly in 2023. Now we are expanding our team to give even more people in Europe secure access to bitcoin!

3/26/25

21Bitcoin team experiences inspiring workshops and team building in Salzburg and Schladming.

3/26/25

21bitcoin buys another 1,00295 BTC for ~€57,000.00

3/26/25

Bitcoin 24/7 instant purchase and savings plan, custom price order and automatic transfer to your wallet, now all in one simple place.

3/26/25

21bitcoin Welcomes Clemens Jirasek as New Head of Marketing & Growth

3/5/25

We’re proud to introduce xPub integration with Two-Factor Authentication – making it easier, safer, and fully Travel Rule compliant to manage your Bitcoin.

2/23/25

21bitcoin welcomes Filip Kolasinski (Ex-Glassnode, Citi) as new Chief Information Security Officer

12/18/24

Find out how our CEO found his way back to bitcoin.

12/18/24

Find out how 21bitcoin and FC Red Bull Salzburg are working together in the 2024/25 season to get even more people excited about bitcoin.

12/18/24

How does 21bitcoin differ from other Bitcoin-only platforms?

12/18/24

What the bitcoin halving is and what to expect

12/18/24

Why does bitcoin need electricity and why is high electricity consumption good?

12/18/24

Secure storage is an important topic with bitcoin.

12/18/24

How Bitcoin transaction fees are made up and how you can save money doing so.

12/18/24

A savings plan or dollar-cost averaging (DCA) proves to be particularly effective for volatile investments such as bitcoin.

12/18/24

Your new feature from 21bitcoin for an overview of all your app activities.

12/13/24

A year ago, we signed a groundbreaking partnership with VR Bank Bayern Mitte — the first major investment by a German bank in a bitcoin-only company.

10/16/24

Find out why we need a proof of source of funds from you and how we help you in the process.

10/16/24

Why Bitcoin is highly unlikely to be banned

2/21/24

Is Bitcoin bad for the environment?

2/21/24

In short: Sats are Bitcoin.

2/21/24

FIOR Digital GmbH, the company behind 21bitcoin, receives funding of €2.1 million from Volksbank Raiffeisenbank Bayern Mitte eG.

2/21/24

Similar to commodity prices, the bitcoin price can change over time as supply and demand rise and fall.

2/20/24

Bitcoin is a fundamentally new method of storing and transferring value

2/20/24

Bitcoin has many imitators, the so-called altcoins. For us, there is only one digital store of value: Bitcoin.

2/14/24

Buying Bitcoin is now even easier with a virtual IBAN.

2/12/24

Hardware wallets offer the best compromise between security and convenience when it comes to self-custody of your bitcoin.

2/10/24

Similar to commodity prices, the price of bitcoin can also fluctuate over time as supply and demand rise and fall.

2/10/24

UTXO-Management: How to prevent your bitcoin from becoming useless.

2/9/24

Have you ever thought about whether there could be disadvantages to sending bitcoin to your wallet daily or weekly?

2/7/24