Alternatives to Argenta

Monzo

🇬🇧 United Kingdom

The founding team that built Monzo had all worked together before — at Starling Bank, another challenger bank startup that didn't survive its internal conflicts. Tom Blomfield, Gary Dolman, Jonas Huckestein, Jason Bates, and Paul Rippon left Starling together in 2015 and started again. The product they built was initially a prepaid card — a coral-coloured piece of plastic that became one of the most recognisable objects in British fintech — before becoming a fully licensed current account in 2017. The early user community was unusual for a bank. Monzo ran community forums, published public blog posts about its engineering decisions, and invited customers into beta programmes for new features. When it broke the world record for the fastest crowdfunding raise in 2016 — £1 million in 96 seconds — it wasn't just raising money; it was building an identity. People felt ownership of the product in a way that no high street bank had ever managed to create. That emotional connection became a genuine competitive advantage. The product has matured considerably since then. Monzo now offers current accounts, joint accounts, savings pots, personal loans, overdrafts, and investment products, all wrapped in the real-time notification experience and transaction categorisation that made its early reputation. Revenue reached £1.23 billion in 2024, up 40% year on year, with net income of £95 million — the second consecutive year of profitability after years of growth-first losses. The customer base reached 12.1 million by end of 2024, making Monzo the UK's largest digital bank by customer count. Customer deposits stood at £16.6 billion. The business is still private — the much-discussed IPO has not yet happened, and internal disagreements about where to list (the former CEO TS Anil favoured the US, the board preferred London) contributed to Anil's departure in October 2025. Diana Layfield took over as CEO with a mandate focused on international expansion before any public listing. The company is valued at approximately $5.9 billion following a 2024 secondary sale backed by Alphabet's GIC and StepStone. In December 2025 Monzo announced it had agreed to acquire Habito, the digital mortgage broker, pending regulatory approval — a move that extends the product into one of the last major financial products it didn't yet offer. With 3,821 employees and a loan book growing rapidly, Monzo has evolved from a prepaid card experiment into a bank with genuine scale and a growing claim on being the primary financial account for a generation of UK consumers.

Founded 2015

Revolut

🇱🇹 Lithuania

Nik Storonsky grew up moving between Russia and France before landing in London as a derivatives trader. Vlad Yatsenko was a software engineer who'd spent years building financial systems. In 2015 they sat down and asked a question that should have occurred to banks years earlier: why does spending money abroad still cost so much? The answer they built was Revolut — initially a prepaid card with no foreign exchange fees, then a multi-currency account, then a trading platform, then an insurance product, then a business banking offering, then something that's increasingly hard to describe as anything other than a full financial operating system. Revolut didn't unbundle banking so much as rebuild it from scratch for people who found the existing version frustrating and expensive. The numbers now are genuinely striking for a company that started with two people and a card. Revenue reached £4.5 billion in 2025, up 46% year on year, with net profit of £1.3 billion. The customer base grew to 68.3 million retail users — one in five working-age adults in Europe — plus 767,000 businesses. The company employs 12,200 people across more than 25 countries and was valued at $75 billion in a November 2025 secondary share sale, making it Europe's most valuable private technology company. The milestone that mattered most, though, arrived in March 2026: a full UK banking licence from the Prudential Regulation Authority, ending a three-year application process that had become the most-watched regulatory saga in European fintech. The licence means Revolut can now protect UK deposits up to £120,000, offer authorised consumer credit, and compete directly with high street banks for mortgage and lending business. It's the piece that transforms Revolut from a very successful payments app into a regulated bank. The company has also applied for a US banking charter and is expanding aggressively into Latin America, having opened its first bank outside Europe in Mexico. The original thesis — that banking could be cheaper, faster, and simpler — hasn't changed. The scale at which it's now being tested has.

Founded 2015

Trade Republic

🇩🇪 Germany

Trade Republic has fundamentally rewritten the script for European retail investing. Where traditional brokers demanded minimums, paperwork, and fees that could swallow returns, this Berlin-based neobroker arrived in 2015 with a smartphone app and a radical premise: investing should cost almost nothing and take seconds. The platform trades stocks, ETFs, and fractional shares across multiple European exchanges with zero commissions. Its core strength is simplicity—the interface strips away complexity while maintaining the depth serious investors expect. Execution is fast, the fee structure is transparent (mostly subscription-based rather than per-trade), and the onboarding process reflects modern expectations around speed and convenience. Trade Republic sits at the convergence of neobanking and trading. While competitors like Revolut added trading as a secondary feature, Trade Republic built the entire experience around it. The company holds banking licenses across multiple EU jurisdictions, giving it the infrastructure to manage cash, offer savings features, and issue debit cards—all in service of becoming a financial operating system for young Europeans. Its expansion beyond trading into banking products reflects a broader industry shift: the most valuable fintech companies aren't specialists anymore. They're ecosystems. Trade Republic's role in the European fintech landscape is as a proof of concept that direct-to-consumer wealth management, executed with design discipline and regulatory precision, can scale rapidly while maintaining unit economics that would make traditional brokers blush.

Founded 2015

Tinaba

🇮🇹 Italy

Tinaba offers mobile banking, payments, and investment services in Italy.

Avanza

🇸🇪 Sweden

Avanza is Sweden's largest independent online brokerage, a no-frills investment platform that democratized stock trading for Swedish retail investors two decades ago. What started as a scrappy alternative to traditional banks has become the go-to app for millennials and Gen Z who want to trade, invest, and save without paying legacy banking fees. The platform strips away unnecessary complexity—no advisors, no jargon, just direct market access at transparent prices. Avanza operates in that interesting middle ground between a neobank and a pure trading platform. It offers savings accounts, pension accounts, and investment accounts with a sharp focus on user experience and low costs. The company has built a cultural following in Sweden, becoming almost synonymous with retail investing for a generation that views traditional brokers as relics. Beyond just equities and funds, Avanza has expanded into savings products, retirement planning, and financial education—positioning itself as a genuine financial companion rather than just a transaction layer. Its dominance in the Nordic market reflects a broader European shift toward direct-to-consumer investment platforms that compete on transparency, speed, and mobile-first design. Avanza exemplifies how fintech can win by doing one thing exceptionally well and then expanding thoughtfully into adjacent categories. The company's influence extends beyond Sweden into a broader shift in how younger Europeans think about investing: without gatekeepers, without unnecessary fees, and entirely on their own terms.

Founded 1999

Inbank

🇪🇪 Estonia

Specialised banking for consumer credit — focused on lending products distributed through merchant partnerships rather than building general-purpose retail banking — is a model with deeper European roots than the venture-backed BNPL conversation suggests. Inbank was founded in Tallinn in 2011 as a specialist lender focused on point-of-sale consumer credit, partnering with retailers across Estonia and the broader Baltic and Central European region to offer instalment finance at the moment of purchase. The company received a full Estonian banking licence and has built operations across Estonia, Latvia, Lithuania, Poland, and the Czech Republic, expanding from a domestic specialist into a Pan-European consumer finance bank. Inbank is publicly listed on the Nasdaq Tallinn exchange — one of the few publicly traded Baltic fintechs — giving it both the regulatory standing of a licensed bank and the funding access of a public company. Its product range covers point-of-sale finance, BNPL, and consumer deposit products, with merchant partnerships across automotive, electronics, home improvement, and other categories where consumers commonly finance purchases. In the European specialist consumer banking landscape, Inbank represents one of the more successful examples of a focused operator scaling across borders while maintaining the operational discipline of a regulated bank.

Founded 2011

Tandem Bank

🇬🇧 United Kingdom

Tandem Bank provides savings, loans, and green home finance products in the UK.

Mambu

🇩🇪 Germany

Mambu is a cloud-native banking software platform that lets financial institutions and fintechs launch and operate lending and deposit products without building from scratch. Rather than forcing customers into rigid legacy systems, Mambu provides composable banking infrastructure—modular APIs and pre-built components that work together or stand alone, depending on what you actually need. The company sits at the intersection of two fintech realities: traditional banks are drowning in outdated core systems that can't keep pace with market demands, while new lenders and neobanks need speed without sacrificing compliance or scale. Mambu's approach is to be the operating system underneath, handling the heavy lifting of loan origination, deposit management, portfolio servicing, and regulatory reporting while letting clients focus on customer experience and product innovation. What makes Mambu different from other core banking platforms is its emphasis on velocity. Institutions deploy in weeks rather than years. The platform is genuinely modular—you can pick the lending module, the deposit module, or both, and layer in third-party services through APIs. This flexibility has resonated with everyone from African microfinance networks to European challenger banks to enterprise lenders managing complex credit products. Mambu is now a critical piece of infrastructure in the emerging markets fintech ecosystem, particularly across Africa and Asia, where it powers lending operations for hundreds of financial institutions. In Europe, it's carved out space among mid-market and challenger banks looking to avoid the capital expenditure and technical debt of legacy systems. The company represents a broader shift in fintech: away from end-to-end platforms that claim to do everything, toward specialized infrastructure that does one thing—backend financial operations—exceptionally well.

Founded 2011

EstateGuru

🇪🇪 Estonia

Real estate-backed lending across European markets has been one of the more durable categories within marketplace lending, partly because the underlying collateral provides recovery infrastructure that unsecured consumer lending lacks. EstateGuru was founded in Tallinn in 2014 to build a Pan-European platform connecting retail and institutional investors with property developers and real estate businesses needing project financing. The platform operates across multiple European markets, originating loans secured against real estate and offering investors the ability to diversify across geographies and loan types. EstateGuru has funded over a billion euros in real estate-backed loans since inception, making it one of the largest property-focused marketplace lending platforms in Europe. The model has proven more resilient through market cycles than unsecured consumer P2P lending — when borrowers default, the underlying real estate collateral provides recovery options that consumer loans don't have. The company has navigated the broader maturation of European marketplace lending while maintaining the property-secured focus that distinguishes it from generalist platforms. In the European alternative real estate finance landscape, EstateGuru represents one of the more substantial cross-border marketplace operators — building genuine geographic diversification rather than the single-market focus that characterises most regional property finance platforms.

Founded 2014

Alpian

🇨🇭 Switzerland

Alpian is a Swiss digital private bank combining wealth management and everyday banking.

Founded 2019

Reinvest24

🇪🇪 Estonia

Real estate investing for retail investors has historically required either substantial capital to buy property directly or comfort with public REITs that abstract away from individual properties to broad portfolios. Reinvest24 was founded in Tallinn in 2018 to occupy the space between those options with a property crowdfunding platform that lets retail investors participate in specific real estate projects with relatively small minimum investments. Its platform connects investors with property developers and real estate operators across European markets, with each investment opportunity tied to a specific project that investors can evaluate individually. Reinvest24's model spans both equity and debt structures across different deal types, giving investors the ability to construct a diversified property portfolio across geographies and risk profiles. The Estonian fintech ecosystem has produced a disproportionate concentration of marketplace and crowdfunding platforms relative to the country's size, and Reinvest24 represents the property-focused end of that ecosystem. In the European real estate crowdfunding landscape, where the model has matured significantly through the 2020s with clearer regulatory frameworks under the European Crowdfunding Service Provider regulation, Reinvest24's positioning as a Pan-European property platform with project-level transparency aligns with the direction the regulated end of the market has taken.

Founded 2018

Investown

🇨🇿 Czech Republic

Property crowdfunding for Czech and broader Central European investors brings real estate participation to a market where direct property ownership has been a dominant store of wealth for generations but where smaller-scale property investment has been historically inaccessible to retail investors without substantial capital. Investown was founded in Prague in 2019 to address that gap with a platform that lets retail investors fund real estate development and refinancing projects across the Czech Republic and broader CEE markets. Each project on the platform is presented with detailed financial information, security structure, and projected returns, giving investors the ability to construct a diversified property portfolio from individual deals rather than buying a single property outright. The platform operates within the European Crowdfunding Service Provider Regulation framework, with the regulatory standing that matured the European property crowdfunding category from its early unregulated origins. In the Central European property finance landscape, where the underlying real estate market dynamics differ meaningfully from Western Europe and where domestic capital availability for property development is a constant operational consideration, platforms like Investown represent a bridge between retail investor demand and the funding needs of the property sector — particularly in the segments where bank financing is either unavailable or commercially unattractive.

Founded 2019