Head to head
BUX or finanzen.net ZERO? Fees, regulation, platform and product range compared side by side — with a verdict drawn from the data.
An ABN AMRO-owned Dutch investing app that turned into a subscription — and the free tier is the expensive one.
The purest zero-commission model in Germany, wrapped around the country's biggest finance portal - and served through a single trading venue.
Advertising disclosure: where a partnership is active, we may earn a commission through broker links. The provider’s terms apply. Commissions do not influence our ratings; paid placements are separately labelled as sponsored.
Four decision axes, each derived from the recorded data.
Overall finanzen.net ZERO takes it, 3.7 against 3.3 out of 5. finanzen.net ZERO is the cheaper of the two: a reference EUR 5,000 stock order costs €0.00 there against €3.99. finanzen.net ZERO scores 81 against 78 out of 100 on the group index. Your account's protection depends on its legal entity. finanzen.net ZERO covers more ground with 7 of 14 asset classes against 2. On platform and app finanzen.net ZERO is ahead, 3.9 against 3.5 out of 5. Which one is right depends on which of these axes matters for your trading profile.
Up to four brokers at once — every row a decision point.
Data as of: 30 Aug 2026
| Criterion | ||
|---|---|---|
| Overall score | 3.3 | 3.7 — Better |
| Group index | 78 of 100 | 81 of 100 |
| Best for | European ETF saversBeginners in the Netherlands and BelgiumFractional share investorsAutomated monthly investingMobile-first investors | Cost-focused ETF and share investors in DACHMobile-first beginnersSavings-plan investors from EUR 1 a monthParents opening a junior accountReaders of finanzen.net who want research and dealing in one place |
| Regulation | AFM | BaFinBaFinBaFinBaFin |
| Top-tier licences | 1 | 4 — Better |
| Investor protection | €20,000 | €100,000 — Better |
| Listed group | Yes | No |
| Banking licence | No | No |
| Segregated client accounts | Yes | Yes |
| Negative balance protection | Yes | Yes |
| Audited financials | Yes | No |
| Disclosed regulatory actions | 1 | None |
| Founded | 2013 | 2018 |
| Headquarters | Amsterdam, NL | Karlsruhe, DE |
| Fees | 3.2 | 4.7 — Better |
| Safety & regulation | 4.2 — Better | 3.6 |
| Trading platform | 3.0 | 3.2 — Better |
| Product range | 2.4 | 3.2 — Better |
| Mobile app | 4.0 | 4.5 — Better |
| Research | 2.4 | 3.6 — Better |
| Customer support | 2.8 — Better | 2.2 |
| Deposit & withdrawal | 3.8 — Better | 3.4 |
| Account opening | 4.2 — Better | 4.0 |
| Education | 2.8 | 3.2 — Better |
| Reference order EUR 5,000 | €3.99 | €0.00 — Better |
| Minimum deposit | None | None |
| Stocks (per order) | €3.99 | Free — Better |
| US stocks | €0.99 | Free — Better |
| ETFs | €0.99 | Free — Better |
| Options | Not offered | Not offered |
| Futures | Not offered | Not offered |
| Crypto | Not offered | 1 % |
| Bonds (order) | n/a | Not offered |
| Funds (order) | n/a | Free |
| EUR/USD spread | n/a | n/a |
| Index CFD spread | n/a | n/a |
| FX conversion | 0.75 % | n/a |
| Inactivity fee | n/a | None |
| Custody fee | 0.2 % p.a. | None — Better |
| Withdrawal fee | free | free |
| Deposit fee | free | free |
| Overnight financing | n/a | n/a |
| Other fees |
|
|
| Asset classes (of 14) | 2 | 7 — Better |
| Exchanges | n/a | 1 |
| Stocks | Yes | Yes |
| ETFs | Yes | Yes |
| Options | No | No |
| Futures | No | No |
| Forex | No | No |
| CFDs | No | No |
| Crypto | No | Yes |
| Bonds | No | No |
| Funds | No | Yes |
| Commodities | No | Yes |
| Indices | No | Yes |
| Warrants | No | Yes |
| Spread betting | No | No |
| Social trading | No | No |
| Platforms | BUX appBUX web | finanzen.net ZERO App (iOS / Android)Broker Cockpit on finanzen.netTraderFoxstock3finanzen.net zero Secure TAN |
| Demo account | No | No |
| Fractional shares | Yes | Yes |
| Maximum leverage | n/a | No CFDs, no forex, no margin trading and no short selling. Borrowing is available only as a Depotkredit against the portfolio at 3-month EURIBOR plus 3.00%… |
| Account opening | Fully in-app; most EU applicants finish in well under 30 minutes with an ID document and a SEPA account in their own name | Fully digital; requires a main residence in the EU and a self-declaration of investment experience; crypto and the securities loan are available only to residents of Germany |
| Account types | BUX BasicBUX PlusBUX Prime | ZERO DepotKinderdepotAltersvorsorgedepot |
| Payment methods | SEPABank transferiDEAL | Bank transferSEPA |
| Account currencies | EUR | EUR |
| Deposit time | iDEAL and Tikkie effectively instant for Dutch clients; SEPA transfer typically 1–2 business days | SEPA credit transfer, typically 1 business day |
| Withdrawal time | Typically 1–3 business days back to the account the money came from | 1-2 business days to the registered reference account |
| Free withdrawals | n/a | n/a |
| Languages | DutchEnglishGermanFrenchSpanishItalian | German |
| Channels | EmailLive chatTicket system | Ticket systemEmail |
| Availability | Weekday business hours (CET); Prime subscribers are routed to a priority queue. There is no telephone support line. | German business hours; ticket system inside the login only - there is no published telephone hotline |
Editorial assessment based on the recorded data.
BUX
An ABN AMRO-owned Dutch investing app that turned into a subscription — and the free tier is the expensive one.
Pros
Cons
Best for
finanzen.net ZERO
The purest zero-commission model in Germany, wrapped around the country's biggest finance portal - and served through a single trading venue.
Pros
Cons
Best for
Open an account with either
A demo account costs nothing and answers the platform question in ten minutes.
Advertising disclosure: where a partnership is active, we may earn a commission through broker links. The provider’s terms apply. Commissions do not influence our ratings; paid placements are separately labelled as sponsored.
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