Arbitrum is a Layer 2 optimistic rollup solution designed to enhance Ethereum's scalability and performance, addressing long-standing network congestion and high gas fee challenges. As one of the most anticipated Ethereum scaling solutions, Arbitrum enables faster transactions and lower costs while maintaining Ethereum’s robust security.
To fully participate in the Arbitrum ecosystem—whether swapping tokens, staking, or interacting with decentralized applications (dApps)—you’ll need an Arbitrum wallet. This guide walks you through everything you need to know: what an Arbitrum wallet is, how it works, top wallet options, and step-by-step instructions for setup and usage.
What Is an Arbitrum Wallet?
An Arbitrum wallet is a digital tool that allows you to store, send, and receive ETH and compatible tokens—such as ERC20 and ERC721—on the Arbitrum blockchain. It also enables interaction with dApps built on Arbitrum, including decentralized exchanges (DEXs), lending platforms, and NFT marketplaces.
Unlike traditional financial accounts, Arbitrum wallets are non-custodial, meaning you alone control your assets. No third party, including wallet developers, can access your funds. This ensures privacy, security, and full ownership of your digital assets.
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Key Components of an Arbitrum Wallet
Every Arbitrum wallet includes three critical elements:
1. Wallet Address
A unique identifier (e.g., 0x4184CED912A14E6AD2Ad4F4Cb3026aC866153c4d) used to receive funds. Share this address to receive ETH or tokens. It functions like a bank account number—but without revealing personal information.
2. Passphrase (Recovery Phrase)
A 12-word seed phrase (e.g., time erase cat yell rubber tomato minimum one daughter dynamic trial female) used to recover your wallet if you lose access. This is the master key to your assets—never share it.
3. Private Key
A cryptographic string (e.g., 0x6128e76b3690edfefc94c47a0542b7cd6ff9fcac956fa5b12bdc1a10dc76ab55) that grants access to your wallet. Like a password, it should remain confidential.
Think of your wallet like a digital vault: the address is the mailbox slot, the passphrase is the master key, and the private key is the combination lock. Lose the key, lose access—forever.
Top Arbitrum Wallets in 2025
Several wallets support Arbitrum, each offering unique features. Here are the most trusted options:
Coin98 Super App
A non-custodial, multi-chain wallet supporting Ethereum, Arbitrum, Solana, and over 50 blockchains. The Coin98 Super App integrates a DApp browser, swap engine (Space Gate), staking, and NFT management—all in one interface. Its decentralized nature ensures you retain full control of your assets.
MetaMask
One of the most popular Ethereum-based wallets, MetaMask supports Arbitrum via network customization. While user-friendly, it requires manual setup for Arbitrum and lacks multi-chain optimization out of the box. Still, it remains a go-to for developers and DeFi enthusiasts.
Coinbase Wallet
A custodial option that supports over 4,000 assets and NFTs. Users can enable Arbitrum within the app to transact and interact with dApps. While convenient, remember: with custodial wallets, you don’t fully control your private keys.
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How to Create an Arbitrum Wallet (Mobile & Desktop)
You can set up an Arbitrum wallet using the Coin98 Super App on mobile or the Coin98 Extension Wallet on desktop. Below are detailed guides for both.
On Mobile: Using Coin98 Super App
Step 1: Download the Coin98 Super App from the App Store or Google Play. Open the app and select your preferred language.
Step 2: Tap Wallet → Manage → Add Wallet.
Step 3: Choose Arbitrum (ETH ERC20 ERC721) or opt for a Multi-chain Wallet (recommended for managing multiple networks with one passphrase).
Step 4: Name your wallet for easy identification and tap Next.
Step 5: Back up your passphrase securely.
- Confirm by typing the 12 words in order.
- Check all verification boxes acknowledging the risks of losing your recovery phrase.
- Never store it digitally or share it with anyone.
Tap Create Wallet to finalize.
You can now view your new Arbitrum wallet under Manage All Wallets.
On Desktop: Using Coin98 Extension Wallet
Step 1: Install the Coin98 extension from the Chrome Web Store. Launch the extension and create a password.
Step 2: Click Manage → Add Wallet.
Step 3: Select the Arbitrum icon and click Create Wallet.
Step 4: Name your wallet and proceed to back up your passphrase following the same security steps as above.
Once confirmed, your Arbitrum wallet is ready for use.
How to Use Your Arbitrum Wallet
Adding Tokens to Your Wallet
Method 1: Receive via Address or QR Code
- Open your Arbitrum wallet and tap Receive.
- Copy your wallet address or scan the QR code.
- Share this with the sender to receive ETH or ERC20 tokens.
Method 2: Search for Tokens
- Tap the search icon on the home screen.
- Enter the token symbol (e.g., ETH, USDC).
- Copy the address or QR code to receive funds.
Sending Tokens
- Open your Arbitrum wallet and select Send.
- Choose the token, enter the amount, and paste the recipient’s address.
- Adjust the gas fee using the slider (higher = faster confirmation).
- Slide to confirm the transaction.
⚠️ Gas fees are paid in ETH (ARB) and typically cost around 0.00021 ETH per transaction, much lower than Ethereum mainnet.
Cross-Chain Swaps with Space Gate
Use Space Gate within Coin98 to bridge assets between Ethereum and Arbitrum:
- Tap Swap → Select Space Gate.
- Choose source (e.g., Arbitrum) and destination (e.g., Ethereum) chains.
- Select wallets and token (e.g., ETH).
- Enter amount, review fees and slippage, then confirm with Convert.
This allows seamless movement of funds across ecosystems without relying on third-party bridges.
Checking Transaction History with Arbitrum Explorers
To verify transactions or track balances, use blockchain explorers like:
Enter your wallet address to view real-time data on transfers, smart contract interactions, and token holdings.
Frequently Asked Questions (FAQ)
Can I store non-ETH tokens in my Arbitrum wallet?
Only tokens compatible with the Arbitrum network (ETH, ERC20, ERC721) should be stored. Sending non-supported coins (e.g., BTC, SOL) may result in permanent loss.
Is it safe to use an Arbitrum wallet?
Yes—if you use a non-custodial wallet like Coin98 or MetaMask and safeguard your passphrase and private key. Never share these credentials.
Are there fees when sending tokens on Arbitrum?
Yes, gas fees are charged in ETH but are significantly lower than on Ethereum mainnet—often less than $0.10 per transaction.
Can I create multiple Arbitrum wallets?
Absolutely. Each wallet has a unique address and passphrase. Use descriptive names to manage them efficiently.
Which is the best wallet for Arbitrum?
For multi-chain users: Coin98 Super App. For Ethereum-focused users: MetaMask. Both are secure and widely supported.
How do I recover my wallet if I lose my device?
Use your 12-word passphrase to restore access on any compatible wallet app—no personal data or account recovery needed.
Final Thoughts
As Arbitrum continues to power innovative DeFi projects and scalable dApps, having a reliable wallet is essential for secure participation. Whether you're swapping tokens, earning yield, or collecting NFTs, tools like Coin98 make managing your Arbitrum assets intuitive and safe.
Remember: your keys, your crypto—always back up your passphrase offline and avoid phishing sites. With proper precautions, your Arbitrum wallet becomes a powerful gateway to the future of decentralized finance.
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