Polygon has emerged as a leading scaling solution for Ethereum, enabling faster and cheaper transactions. By connecting Polygon to MetaMask, you unlock access to its thriving ecosystem of decentralized applications (dApps). This guide provides a step-by-step walkthrough for adding Polygon Mainnet to MetaMask across all devices.
Understanding Polygon Network
Before setting up MetaMask, let’s explore what makes Polygon unique:
What Is Polygon?
- Founded: 2017 (originally as Matic Network)
- Rebranded: February 2021 to reflect expanded Ethereum scaling solutions
- Key Features: Proof-of-Stake (PoS) sidechain, low transaction fees (~$0.01), and EVM compatibility
Why Use Polygon?
- Speed: 2-3 second transaction finality
- Cost: Fractional fees compared to Ethereum mainnet
- Ecosystem: Over 7,500 dApps across DeFi, NFTs, and gaming
Adding Polygon to MetaMask: Step-by-Step
For Desktop Browser Extension
- Open MetaMask and click the network dropdown
- Select "Add Network"
Enter these details:
- Network Name:
Polygon Mainnet - New RPC URL:
https://polygon-rpc.com/ - Chain ID:
137 - Currency Symbol:
MATIC - Block Explorer URL:
https://polygonscan.com
- Network Name:
- Click "Save"
👉 Need MATIC tokens to get started? Get them here
For Mobile App
- Tap the network icon in MetaMask mobile
- Choose "Custom RPC"
- Input the same Polygon Mainnet details as above
- Save configuration
With Hardware Wallets
The process is identical—just confirm the network addition on your physical device when prompted.
Using Polygon Network
Basic Transactions
- Sending MATIC: Enter recipient address and amount (gas paid in MATIC)
- Receiving: Share your Polygon address—funds arrive instantly
Asset Bridging
Move assets between Ethereum and Polygon using:
- Polygon’s native PoS Bridge
- Third-party bridges like Hop Protocol
- DEX aggregators with cross-chain support
👉 Compare bridging options here
Exploring Polygon Ecosystem
Popular dApps accessible via MetaMask:
| Category | Leading Platforms |
|---|---|
| DeFi | Aave, QuickSwap, Sushi |
| NFTs | OpenSea, Galaxy |
| Gaming | Arc8, Sunflower Land |
Optimizing MetaMask for Polygon
- Set custom gas fees during high traffic
- Bookmark frequently used dApps
- Track favorite tokens in your wallet
FAQ
Q: Is Polygon safe to use?
A: Yes, Polygon’s PoS chain has processed billions in transactions securely since 2019.
Q: What’s the difference between MATIC and Polygon?
A: MATIC is the native token; Polygon is the network brand name.
Q: Can I use my existing MetaMask wallet?
A: Absolutely—just add Polygon as a new network.
Q: How do I get MATIC tokens?
A: Purchase on exchanges or use faucets for small amounts.
Q: Are transactions really instant?
A: Yes, Polygon achieves 2-second block times versus Ethereum’s 15s.
Q: What if I send to the wrong network?
A: Most exchanges support Polygon deposits—always double-check addresses.
With Polygon integrated in MetaMask, you’re ready to explore Web3 with faster speeds and lower costs. Happy transacting!