
Billion
a self-custody mobile wallet for crypto, NFTs, and memecoins across EVM and Solana.

What is Billion?
Billion is a non-custodial mobile wallet for Ethereum, Solana, BNB Chain, Polygon, and Base. Users hold their own keys behind a biometric or PIN, swap and trade tokens with MEV protection, manage NFTs and memecoins, and on-ramp via fiat directly inside the app.
Web3 dapps and developer tools related to Billion
Discover blockchain applications that are frequently used with Billion.
Developer resources from Alchemy

The 13 best Solana wallets (2025)
Compare 13 top Solana wallets 2025. Secure SOL storage for DeFi, NFTs & staking. Hardware, mobile & browser.

The complete guide to Solana for financial institutions
BlackRock, Franklin Templeton, and major banks are deploying on Solana. Here’s why institutions are choosing the network, how multi-chain operations change the calculus, and what to demand from infrastructure providers.

How Slash built stablecoin banking with smart wallets
How Slash uses smart wallets to power gasless stablecoin banking for 3,000+ businesses globally
Billion alternatives
Explore web3 competitors and apps like Billion.
App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.

