BISON

Who is behind BISON?

BISON belongs to the Boerse Stuttgart Group. When you buy or sell, EUWAX AG is your trading partner; Boerse Stuttgart Digital Custody GmbH holds your bitcoin in trust.^[2] Both are licensed under MiCAGlossaryMiCA (Markets in Crypto-Assets Regulation)The EU regulation on markets in crypto-assets. Since 30 December 2024, exchanges, brokers and custodians in the EU have needed authorisation; the last transitional period ended on 1 July 2026. MiCA regulates providers, not Bitcoin itself.On the learning path: Stage 4 · Step 2 – Choosing a provider →In the glossary →× by BaFinGlossaryBaFin (Germany’s Federal Financial Supervisory Authority)Germany’s financial regulator, based in Bonn and Frankfurt am Main. In Germany, it is responsible for authorising and supervising crypto service providers under MiCA, and it warns about unauthorised offers.On the learning path: Stage 6 · Step 2 – Spotting scams →In the glossary →×: the custody company since 17 January 2025 for custody and transfers, EUWAX AG since 1 April 2025 for exchanging crypto assets for money.^[3] What that means is explained in MiCA & regulation.

BISON is actively offered in Germany, Austria and Switzerland; citizens of other EEA countries can sign up on their own initiative.^[4]

Costs (as of September 2026)

• Trading fee: none. You pay through the spreadGlossarySpread (bid-ask spread)The difference between the buy and sell price. With many apps, the spread is the real fee – it just doesn’t appear as a separate item on your statement.On the learning path: Stage 4 · Step 2 – Choosing a provider →In the glossary →×: for Bitcoin an average of 1.25% on each buy and each sell, more or less depending on market conditions and order size.^[1]
• Savings planTermSavings plan (Bitcoin savings plan)Automatically buying bitcoin at fixed intervals with a fixed amount, for example $50 a month.On the learning path: Stage 4 · Step 4 – Setting up a savings plan →In the glossary →AdLicensed providers with a paid linkProviders from our comparison21bitcoinBitcoin app · MiCA (FMA, Austria)No paid link for your country · Profile →RelaiBitcoin app · MiCA (AMF, France)No paid link for your country · Profile →BISONExchange · MiCA (BaFin, Germany)No paid link for your country · Profile →All 11 compared – including non-partners →*Paid link: if you sign up or buy through it, we earn a commission. Your price stays the same. How we make money →18+ · Crypto assets are highly volatile; you could lose all your money. No deposit protection.×: from €0.01, weekly, monthly or quarterly; no separate fee, the spread applies.^[5],[1]
• Euros: deposits and withdrawals by SEPA or instant transfer carry no fee; deposits by credit card, Apple Pay or Google Pay cost 2.49%.^[1]
• Bitcoin deposits and withdrawals, account, custody: no fee.^[1]

Example: if you buy for $1,000 and sell again at an unchanged price, the spread costs you around $12.50 twice on average – about 2.5% in total (BISON works in euros, but the percentages are the same). It is built into the price and does not appear as a separate line item. How to compare prices: Understanding fees.

Custody and deposit protection

While your bitcoin are held at BISON, the provider is your custodianGlossaryCustodian (custodial)A provider such as an exchange or app that holds the private keys for you. Convenient, because support can help if you lose your password – but you don’t hold the bitcoin yourself and depend on the provider paying out.On the learning path: Stage 5 · Step 1 – Understanding custody →In the glossary →×: it holds the keys. According to BISON, custody is insured, including against theft and hacking.^[1]

Your euro balance is held in trust by a partner bank (Solaris SE or Deutsche Bank). It is covered by the statutory deposit guaranteeGlossaryDeposit guarantee (deposit protection)Statutory protection for bank deposits: up to €100,000 per person and bank if the bank goes bust. It generally doesn’t cover bitcoin – and neither does investor compensation.On the learning path: Stage 5 · Step 1 – Understanding custody →In the glossary →× up to €100,000 per depositor and bank – there is no such protection for bitcoin.^[6]

Withdrawing to your own wallet

• Cost and waiting time: no withdrawal fee; after a purchase, only possible once 24 hours have passed.^[7]
• Minimum and addresses: at least 0.001 BTC. Addresses starting with 1, 3 or bc1q work; TaprootGlossaryTaprootA soft fork from November 2021 that introduced Schnorr signatures and more flexible spending conditions. Complex arrangements such as multisig can look like a simple payment. Taproot addresses start with bc1p.In the glossary →× addresses (bc1p) do not.^[8]
• Only to yourself: to your own wallet or your account on another platform, not to third parties.^[2],[7]
• Proof of ownership: once your transfers with your own wallet reach €1,000 in total, BISON requires proof that the wallet is yours because of the Travel RuleGlossaryTravel Rule (Transfer of Funds Regulation)An EU rule requiring crypto providers to send details of the sender and recipient with transfers. Since 30 December 2024, for more than €1,000 from or to your own wallet, the provider also checks that the address is yours.On the learning path: Stage 5 · Step 4 – First withdrawal →In the glossary →× – a digital signature or a Satoshi test (a small amount set by BISON, for Bitcoin 1,500 to 1,550 sats, sent from your wallet to BISON; so the wallet needs some bitcoin already). A Satoshi test stays valid for six months. If your wallet uses changing addresses (e.g. LedgerProvider · Hardware walletLedgerMulti-coin hardware wallets from Paris with a secure element – from the Nano S Plus to touchscreens, no Bitcoin-only edition.Hardware manufacturer – no financial licence required · reviewed Sept 2026Price: $59 (Nano S Plus) to $399 (Stax), manufacturer’s prices (as of Sept 2026)On the learning path: Stage 6 · Step 1 – Hardware wallets compared →Our profile →Official website ↗Only buy hardware wallets from the manufacturer or an authorised reseller.×, BitBoxProvider · Hardware walletBitBox02Hardware wallet from Switzerland with open-source firmware – optionally as a Bitcoin-only edition fixed at the factory.Hardware manufacturer – no financial licence required · reviewed Sept 2026Price: BitBox02 Nova €175 (manufacturer price for Germany incl. VAT, as of Sept 2026)On the learning path: Stage 6 · Step 1 – Hardware wallets compared →Our profile →AdVisit BitBox* (paid link, opens in a new window)on bitbox.swissOnly buy hardware wallets from the manufacturer or an authorised reseller.*Paid link: if you sign up or buy through it, we earn a commission. Your price stays the same. How we make money →×), you need a new proof for every transfer over €1,000.^[9],[10]
• Cancelling: possible up to one hour after you start the withdrawal; after that it cannot be reversed.^[7]
• No LightningGlossaryLightning NetworkA second layer on top of Bitcoin for fast, low-cost payments. Amounts move off the blockchain via payment channels; only opening and closing a channel ends up in a block as a normal transaction.On the learning path: Stage 1 · Step 3 – How does Bitcoin work? →In the glossary →×: withdrawals only go via the Bitcoin blockchain.^[8],[11]

Step by step: Your first withdrawal to your own wallet.