Jambo

Market position

Jambo describes itself as building the world's largest on-chain mobile network and is categorized as a blockchain/web3 company in African startup listings alongside peers such as Mara and Nestcoin. Sources note that at its 2022 launch no popularized African play-to-earn web3 games existed and that Jambo aimed to build that infrastructure.

Sources point to the combination of an inexpensive crypto-native handset with a preinstalled wallet and dApp store, a distributed hardware node footprint spanning 120+ countries that the company says allows faster and cheaper decentralization, a dual web2/web3 earning model (data savings and ad-supported viewing in addition to play-to-earn), and a stated policy of not taking a percentage of users' earnings.

Technology

An Android-based smartphone (Android 14 on JamboPhone 2) with a native multi-chain wallet, biometric authentication and secure-element protection; a dApp store and superapp with gaming, quest and AI features (JamboGPT); and a Solana-based utility token (J) with a 1 billion max supply.

Go-to-market

Distribution is through hardware sales of the JamboPhone with preinstalled Jambo software, local carrier partnerships for connectivity across 128 countries, the Google Play listing of the Jambo app, and an ecosystem of 60+ partner applications and games. Early user acquisition relied on university web3 courses, campus ambassadors and 600+ physical partner locations, plus discounted airtime and data as an acquisition incentive.

Consumers in emerging markets, initially young people in African countries (including Nigeria, Kenya, Ethiopia, Morocco, DR Congo, Uganda, Rwanda, Tanzania, Zambia, Namibia, Madagascar and South Africa), later extended to users in 128 countries.

Geography

Listed as based in Brazzaville, Congo, with the app developer entity registered in Hong Kong (Rm 1701A 17/F China Hong Kong City Twr 1, 33 Canton Rd, Tsim Sha Tsui, Kowloon). In 2022 the team was distributed across sub-Saharan Africa, Santa Clara and Shenzhen. The company states availability in 128 countries with local carrier partnerships and global roaming.

History

The company was founded in late 2021 and announced a $7.5M seed round in February 2022, at which point it had a roughly 60-person team spread across sub-Saharan Africa, Santa Clara and Shenzhen, and had signed up more than 12,000 students in 14-15 African countries for a 10-week web3 curriculum delivered at colleges and 600+ physical partner locations. It planned a beta app in Q2 2022 and a live launch in Q3 2022. Company announcements record a $30M Series A led by Paradigm in May 2022, the unveiling of the JamboPhone 2 at Solana Breakpoint in September 2024, participation in CoinDesk Live at Consensus Hong Kong in March 2025, and one million JamboPhones sold by September 2025. A J token trades on Solana, with an all-time high recorded in January 2025.

Risks & controversies

User reviews on Google Play include complaints that earnings are difficult to withdraw due to high fees and thresholds, with the company responding via support channels. The J token traded roughly 99.8% below its January 2025 all-time high at the time of the market-data snapshots, with a market capitalization in the low hundreds of thousands of dollars and thin daily trading volume. Early backers named in the seed round included Three Arrows Capital and Alameda Research.