Ajo/Esusu: How Nigeria’s Home-grown Thrift System Continues To Power Millions Outside Formal Banking

Popularly known as ‘Ajo’ in Yoruba language or ‘Adashe’ in Hausa language or generally ‘Esusu’ or ‘Akawo’, and woven deeply into Nigeria’s economic history that predates conventional banking system, is a traditional financial system that has survived generations, economic crises, banking reforms and the rise of digital finance, all while relying largely on trust, social accountability and community ties rather than paperwork, bank buildings or computer algorithms.

The centuries-old rotational money saving model remains one of Nigeria’s home-grown most enduring financial structures.

Long before the conventional banking system, fintech apps, mobile banking and digital wallets emerged, Nigerians had already created a community-based system that solved their peculiar economic challenges: how to save consistently in an uncertain economy.

Today, for millions of traders, artisans, civil servants and low-income earners, ‘ajo’ is not merely an alternative to formal banking, it is the primary financial plan.

Across markets, neighbourhoods, workplaces and even WhatsApp groups, billions of naira circulate weekly through informal savings circles that operate outside the conventional banking system.

Transactions are not driven by debit cards, contracts or extensive documentation, but by personal relationships and collective responsibility.

The structure itself is simple. Members contribute fixed amounts at agreed intervals, while participants take turns receiving the pooled funds for their needs. The arrangement allows contributors to access lumped sums that can be used to restock businesses, pay school fees, settle rent or meet emergency needs.

What makes the system remarkable is not its simplicity alone, but its resilience.

Despite decades of financial transformation — from banking consolidation to the explosion of fintech platforms and mobile money — informal savings circles have remained deeply rooted in Nigeria’s economic culture. Many users say the system continued to fit their realities better than formal banking institutions.

For many Nigerians, traditional banking still comes with barriers: strict documentation requirements, minimum balance threshold rules, transaction charges, long distances to bank branches, lingering distrust of financial institutions and poor service delivery in some instances.

Informal savings groups, by contrast, provide structure and flexibility without bureaucracy.

Their economic role has become increasingly significant in a country where many households operate within tight and unpredictable cash flows. Traders rely on ‘ajo’ contributions to restock goods, small business owners use payouts to manage working capital shortages, while parents often depend on the system to finance school fees and household expenses.

In many homes, ‘ajo’ is not viewed as a side arrangement. It is the backbone of daily financial survival.

The strength of the system also lies in its human structure. Unlike formal financial institutions, ‘ajo’ groups are built around social pressure, familiarity and reputation. Organisers often know contributors personally, while members remain accountable to one another through long-standing community relationships.

That same human element has proven difficult for technology companies to replicate.

In recent years, several fintech firms have attempted to digitise informal savings systems, hoping to attract Nigeria’s vast population of unbanked and underbanked citizens. But, many digital platforms struggled to preserve the accountability mechanisms that made traditional circles effective in the first place.

Industry observers note that once human organisers were removed from the process, participation levels weakened and payout delays began to emerge, eroding trust among users accustomed to predictable contribution cycles.

According to a Canadian-Nigerian fintech startup, WeSpare, it said it may have identified the gap.

Ahead of its Nigerian launch, the company is developing a platform designed to guarantee payout dates regardless of whether all members contribute on time. Under the model, missed payments would temporarily be covered by the platform itself to ensure users receive their funds as scheduled.

“The concept already worked,” said Riquiel Keudem. “The real issue was the coordination required to keep everyone contributing consistently enough for payout dates to hold.”

The company’s strategy appeared to reflect a broader shift within the fintech sector, where startups are increasingly adapting to existing financial behaviours instead of attempting to replace long-established systems outright.

Still, whether digital platforms can successfully reproduce the trust, discipline and community structure that sustain traditional ‘ajo’ systems remains uncertain.

What is clear, however, is that Nigeria’s informal savings economy remains too large and too deeply trusted to ignore. Even in an era of rapid digital finance expansion, millions of Nigerians continued to depend on a centuries-old system that proves financial innovation does not always begin with technology.