Rainbow
Last updated: 2026-05-31 · Reviewed by Protocol Signal analysts
Executive Summary
The friendliest-looking Ethereum wallet. Rainbow is open source, mobile-first with a browser extension, and built for Ethereum and its L2s with a delightful UX. Great for newcomers and design-conscious users on EVM.
"Rainbow is the best-looking and most approachable EVM wallet, and being open source gives it a real trust edge over closed alternatives."
Key Advantages
- ✓Outstanding, approachable UX — arguably the friendliest EVM wallet for newcomers
- ✓Open source, so the code is publicly auditable
- ✓First-class support for Ethereum and major L2s (Optimism, Arbitrum, Base, Polygon, Zora)
- ✓Strong NFT display and a polished mobile-first experience plus a browser extension
- ✓Simple built-in swap and bridge flows for everyday use
Major Trade-offs
- ×EVM-only — no Solana, Bitcoin, or other non-EVM chains
- ×In-app swaps include a small Rainbow fee — route large swaps through a dedicated aggregator
- ×Fewer power-user safety tools (transaction simulation, approval manager) than Rabby
- ×Mobile-first heritage means some power users still prefer an extension-first wallet
/ Operational Metrics
| Network Architecture | Ethereum & L2s (EVM) |
| Native Token | No token |
| KYC Requirement | No KYC (Permissionless) |
| Total Value Locked | N/A |
| 24h Volume | N/A |
/ Architecture & Mechanics
Rainbow is an open-source, design-led wallet focused on Ethereum and its Layer 2s — Optimism, Arbitrum, Base, Polygon, Zora and more. It made its name as a mobile-first wallet with one of the best consumer experiences in crypto, and now also ships a browser extension. Rainbow leans into approachability: clean token and NFT displays, simple swaps and bridging, and friendly language that demystifies on-chain actions for newer users. Being open source, its code is publicly auditable, which is a meaningful trust advantage over closed wallets. It is squarely an EVM wallet, so it does not cover non-EVM chains like Solana or Bitcoin.
Rainbow stores your keys locally, encrypted, under a single recovery phrase, with biometric protection on mobile. It derives addresses across Ethereum and its supported L2s, so you manage mainnet and rollups from one wallet. When you sign, Rainbow shows the transaction context and routes in-app swaps and bridges through underlying providers, adding a small service fee. Because the codebase is open source, the community can audit how key management and signing are implemented.
/ Fee Schedule
In-app Swap Fee
Small Rainbow fee on swaps
Bridging
Underlying bridge/route fees
Standard Transactions
Network gas only
/ Threat Matrix
Vector
Phishing and Malicious Approvals
Severity
Analysis
Rainbow shows transaction context, but it has lighter pre-sign simulation than Rabby. Users must still scrutinize approval prompts on unfamiliar dApps to avoid drainer signatures.
Vector
EVM-only Coverage
Severity
Analysis
Holders of non-EVM assets need a second wallet, adding seed phrases and operational surface area to secure.
Vector
Supply Chain Risk
Severity
Analysis
As with any extension or mobile app, store compromise is a theoretical risk. Rainbow's open-source code and audits reduce this exposure.
Regulatory & Legal Caveats
Rainbow is a non-custodial, open-source wallet that holds no funds and runs no exchange. Its in-app swap generates revenue, the same category of activity regulators have started examining across wallets, but the core wallet function carries limited direct legal exposure. No KYC is required for standard use.
Target Demographic
Newcomers and design-conscious users who live on Ethereum and its L2s and want the friendliest possible experience. It is an excellent first wallet for someone entering EVM DeFi or NFTs. Hardcore DeFi power users who want simulation and approval management may prefer Rabby, and multi-chain users who need non-EVM chains will need a second wallet.
/ Execution Protocol
Install from rainbow.me only
Download the app or extension from rainbow.me or the official stores and verify the publisher. Avoid links from ads, DMs, or unverified search results.
Create your wallet and back up the seed
Create a wallet and store the recovery phrase offline on paper in multiple secure places. Never screenshot it or enter it into a website.
Add your L2s
Enable the Ethereum L2s you use — Base, Arbitrum, Optimism, Polygon, Zora — so balances and NFTs display correctly and you can bridge between them in-app.
Use a dedicated aggregator for big swaps
Rainbow's built-in swap is convenient for small trades; for larger swaps, route through Odos or 1inch directly to avoid the in-app fee on size.
/ Alternatives to Rainbow
Rabby
9The power user's EVM wallet. Rabby simulates every transaction before you sign, manages approvals in-app, switches networks automatically, and adds no swap fee. If you live in DeFi, it's the better daily driver than MetaMask.
MetaMask
8.5The default EVM wallet. Not the best UI, not the cheapest swaps — but if you're in DeFi, you have one installed. Its ubiquity is its product.
Zerion
8.2A portfolio tracker that became a capable wallet. Zerion shows your entire DeFi position set across 40+ EVM chains and lets you act on it in-app. Best for users who want tracking and transacting in one place.
How Protocol Signal Reviews Work
Last updated: 2026-05-31
First-hand testing
Every protocol is actively used by our analysts with real on-chain capital before review.
Exploit history disclosed
We name every historical exploit, audit gap, and oracle risk — not just the marketing talking points.
Canonical links only
All app links are verified daily against the protocol's official channels to defend against phishing clones.
Referral-transparent
We earn referral fees from some links at no extra cost to you. Rankings are never paid — they reflect analyst opinion.
Final Verdict
"Rainbow is the best-looking and most approachable EVM wallet, and being open source gives it a real trust edge over closed alternatives. It is an ideal entry point to Ethereum and L2s and a pleasant daily wallet for anyone who values design. Its limits are EVM-only coverage and lighter power-user safety tooling than Rabby. For newcomers on Ethereum, it is one of the easiest wallets to recommend — just route big swaps elsewhere and use hardware for large balances."
Frequently Asked Questions
Is Rainbow a good wallet for beginners?
Yes — it is one of the most beginner-friendly wallets in crypto, with a clean, approachable design that demystifies on-chain actions. It is an excellent first EVM wallet for Ethereum and L2 users.
Is Rainbow open source?
Yes. Rainbow's code is open source and publicly auditable, which is a meaningful trust advantage over closed-source wallets where you must rely entirely on the team and external audits.
Does Rainbow support Solana or Bitcoin?
No. Rainbow is an EVM wallet focused on Ethereum and its L2s. For Solana use Phantom or Backpack; for Bitcoin and very broad coverage use Trust Wallet.
Does Rainbow charge swap fees?
Rainbow adds a small fee to its in-app swaps. For small trades that is fine; for larger swaps you will get a better deal routing through a dedicated aggregator like Odos or 1inch directly.