Y Combinator

Bitstack is a fintech company that provides a crypto wallet and app designed to save and invest in Bitcoin on autopilot. The platform lets users buy, sell, earn, and spend bitcoin, with everyday purchases rounded up to invest the spare change. It aims to simplify crypto-enabled financial management and help users achieve their financial goals. Since its inception in 2021, Bitstack has expanded beyond a rounding-up feature to offer a mass-market solution for managing Bitcoin, and it is positioned as part of a broader effort to reimagine consumer banking by leveraging Bitcoin and stablecoins in crypto-native services.

Bitstack is a fintech company that provides a crypto wallet and app designed to save and invest in Bitcoin on autopilot. The platform lets users buy, sell, earn, and spend bitcoin, with everyday purchases rounded up to invest the spare change. It aims to simplify crypto-enabled financial management and help users achieve their financial goals. Since its inception in 2021, Bitstack has expanded beyond a rounding-up feature to offer a mass-market solution for managing Bitcoin, and it is positioned as part of a broader effort to reimagine consumer banking by leveraging Bitcoin and stablecoins in crypto-native services.

THEYA is a company operating in the cryptocurrency, fintech, and mobile app sectors, specializing in a Bitcoin self-custody application. This app offers users a straightforward solution for managing their Bitcoin assets while addressing the risks associated with centralized crypto exchanges and the vulnerabilities of traditional hardware wallets. Utilizing multi-signature, self-custodial wallet technology, THEYA's application enables users to securely manage their Bitcoin private keys, thereby protecting their investments from various counterparty risks. The platform supports functions such as accumulation, lending, investments, and payments, making it a comprehensive tool for Bitcoin users seeking to safeguard their cryptocurrency wealth.

GoSats is a company focused on facilitating bitcoin investment in India through a user-friendly platform. It enables individuals to earn bitcoin cashback when they shop with partnered merchants, allowing them to passively accumulate bitcoin as part of their everyday purchasing activities. By integrating shopping with investment, GoSats aims to simplify the process of becoming a bitcoin investor, thereby creating new bitcoin enthusiasts daily. The platform serves as an innovative solution for those looking to enter the cryptocurrency market without needing extensive knowledge or experience.

Bitstack is a fintech company that provides a crypto wallet and app designed to save and invest in Bitcoin on autopilot. The platform lets users buy, sell, earn, and spend bitcoin, with everyday purchases rounded up to invest the spare change. It aims to simplify crypto-enabled financial management and help users achieve their financial goals. Since its inception in 2021, Bitstack has expanded beyond a rounding-up feature to offer a mass-market solution for managing Bitcoin, and it is positioned as part of a broader effort to reimagine consumer banking by leveraging Bitcoin and stablecoins in crypto-native services.

CoinTracker is a platform that aggregates cryptocurrency balances and transactions from various exchanges and wallets. It automatically calculates cost basis, capital gains, and provides insights into crypto investments, enabling users to visualize their portfolio movements and file taxes with ease.

Spritz Finance operates a platform that enables users to pay bills using cryptocurrency. Users can choose where funds are drawn from, link existing crypto wallets, and manage expenses through their crypto holdings.

Lastbit SIA, founded in 2018 and based in Riga, Latvia, operates in the cryptocurrency sector by providing bitcoin wallet and debit card services. The company is developing a global payment network that utilizes the Bitcoin Lightning Network, allowing users to make instant payments with low fees. Its minimum viable product in Europe includes mobile applications that offer debit cards and IBANs, facilitating transactions in both Bitcoin and Euros. Additionally, Lastbit offers Lastbit Go, which enables users to make daily purchases using cryptocurrency.

Lastbit SIA, founded in 2018 and based in Riga, Latvia, operates in the cryptocurrency sector by providing bitcoin wallet and debit card services. The company is developing a global payment network that utilizes the Bitcoin Lightning Network, allowing users to make instant payments with low fees. Its minimum viable product in Europe includes mobile applications that offer debit cards and IBANs, facilitating transactions in both Bitcoin and Euros. Additionally, Lastbit offers Lastbit Go, which enables users to make daily purchases using cryptocurrency.

Globe Derivative Trading is a trading platform based in Providence, Mahé, that facilitates access to global derivatives markets for both institutional and retail investors. Established in 2019, the platform specializes in cryptocurrency derivatives, allowing users to trade digital currencies such as bitcoin through perpetual futures contracts. Globe offers innovative products, including volatility trading, and employs a Unified Margin system to enhance risk management. The platform aims to provide a robust trading experience characterized by market-leading performance and deep liquidity, while also incentivizing users through payouts and fee discounts for staking its proprietary token.

Founded in 2012, Coinbase operates a platform enabling merchants and consumers to buy, sell, and store cryptocurrencies like Bitcoin, Ethereum, and Litecoin. It offers products such as Coinbase Wallet, USD Coin, Coinbase Pro, and custody services. The company is headquartered in San Francisco.

SparkSwap is a cryptocurrency exchange established in 2017 and headquartered in Atlanta, Georgia. It is notable for being the first exchange built on the Lightning Network, which enhances transaction efficiency and minimizes counterparty risk. The platform allows users, including cryptocurrency miners and traders, to exchange Bitcoin and Litecoin effectively. By integrating features of both centralized and decentralized exchanges, SparkSwap offers a unique trading experience that prioritizes security and speed in cryptocurrency transactions.

BuyCoins is a cryptocurrency service provider based in Lagos, Nigeria, enabling users to buy, sell, receive, send, and store various cryptocurrencies, including Bitcoin, Ethereum, and USDC. The company aims to simplify cryptocurrency transactions for Africans, promoting the seamless transfer of value across the continent and beyond. Through its mobile application, BuyCoins offers a user-friendly platform that enhances accessibility to digital currencies in a rapidly evolving financial landscape.

CoinTracker is a platform that aggregates cryptocurrency balances and transactions from various exchanges and wallets. It automatically calculates cost basis, capital gains, and provides insights into crypto investments, enabling users to visualize their portfolio movements and file taxes with ease.

Ben is a cryptocurrency trading platform that provides users with tools to buy, sell, and store digital currencies. It aims to simplify the complexities of the cryptocurrency landscape by integrating educational resources directly into its mobile app. Users can access comprehensive information about various cryptocurrencies, engage with educational content, and stay updated on market news. The platform also features algorithmic trading strategies to assist users in making informed investment decisions. By combining trading capabilities with educational support, Ben seeks to empower both novice and experienced investors in navigating the cryptocurrency market effectively.

Melotic, Inc. is a cryptocurrency technology company founded in 2014 and based in Hong Kong. The company operates a digital asset exchange, facilitating the trading of curated digital assets, including Bitcoins. Melotic aims to enhance financial inclusion by providing a platform that enables users worldwide to transact easily and securely with cryptocurrencies. Its team comprises experienced technologists and professionals who share a strong belief in the transformative potential of digital currencies.

For the first time in history, Serica enables asset rights to be traded & stored on the Bitcoin blockchain by anyone, anywhere. Serica is a commodities trading platform which connects investors to bitcoin-linked asset rights such as gold, silver, platinum & palladium assets tradeable on multiple digital money & precious metal exchanges. Customers, anywhere in the world, can purchase commodities from Serica's dealer partners. Serica's decentralized custodian service publicly manage assets under custody, allowing safe & low-cost storage of valuable hard assets. Customers leverage DigitalTangible centralized & decentralized trading partner platforms to trade their asset-receipts for bitcoin or other digital money. Precious metal bullion may also be rapidly liquidated for cash or bitcoins.

Hiro is a core entity within the Stacks Ecosystem, a collection of independent entities, developers, and community members working to create a user-owned internet on bitcoin. They provide developers with the tools they need to innovate and build on bitcoin in previously unimaginable ways.

Bitaccess is an Ottawa-based technology company founded in 2013 that provides access to public blockchain technology and digital assets. It develops software and hardware solutions for fintech infrastructure, including compliance, security, and customer onboarding, and also manufactures Bitcoin ATMs. The company serves clients in multiple countries and emphasizes secure, accessible, and easy-to-use blockchain-enabled financial transactions, leveraging smart contracts and hardware security modules to publish data on blockchains and enable near-instant onboarding.

Tinker is a technology company specializing in the development of trading algorithms for digital assets, including Bitcoin. It offers an online trading platform that utilizes natural language processing and advanced trading strategies to facilitate the rapid buying and exchanging of cryptocurrencies. By providing tools that enable users to make swift trading decisions across various platforms, Tinker caters to those interested in innovative financial technology. The company's focus on intellectual curiosity and technological prowess positions it as a key player in the evolving landscape of digital currency trading.

Apto Payments Inc. is a financial technology company based in San Francisco, California, founded in 2014. It specializes in providing online payment solutions through its card issuance platform, which enables businesses to create and launch customized card programs. Apto Payments issues Shift debit cards that allow users to spend digital currencies, cryptocurrencies, and loyalty points seamlessly for everyday transactions. The company also offers a gateway for users to check account balances and transaction details, facilitating the management and spending of their digital assets, including bitcoin.

TradeBlock Inc., established in 2013 and headquartered in New York, specializes in developing institutional trading tools for digital currencies. The company provides financial institutions with execution and analysis tools tailored to cryptocurrency markets, offering global market data insights on trading, regulations, mining, blockchain analysis, protocol updates, and economic developments. As of December 2020, TradeBlock operates as a subsidiary of CoinDesk LLC.

Founded in 2012, Coinbase operates a platform enabling merchants and consumers to buy, sell, and store cryptocurrencies like Bitcoin, Ethereum, and Litecoin. It offers products such as Coinbase Wallet, USD Coin, Coinbase Pro, and custody services. The company is headquartered in San Francisco.