MetaMask is a browser extension that allows you to run Ethereum decentralized applications or DApps. It’s often used to access decentralized applications (DApps) and conduct transactions on the Ethereum network. But does MetaMask support smart contracts?
MetaMask does support smart contracts. The browser extension makes it easier to initiate and run smart contracts without needing to fully download the blockchain. If you’re looking for a way to use smart contracts on the Ethereum network, MetaMask is a great option.
In this article, we’ll discuss some of the things you need to know about MetaMask and its support for smart contracts.
Things To Know About MetaMask and Smart Contracts
MetaMask is a popular browser extension that can facilitate your journey on the ETH network. If you’re looking to swap coins easily without leaving the webpage you’re on, this can be easily managed through their extension.
The extension is compatible with all the major browsers, including Google Chrome, Mozilla Firefox, Opera, and Brave. You’ll be given a security key when you create an account, and you’ll have to be careful. If this is lost, you may not be able to access your assets again.
MetaMask uses smart contracts whenever you execute a trade, play a crypto game, or make a transaction on a decentralized application. When you use MetaMask, the transaction is sent to the Ethereum network and logged on a public blockchain.
Now let’s take a deeper look at using smart contracts on MetaMask:
1. MetaMask Works With the Ethereum Network
The first thing you need to know is that MetaMask only works with the Ethereum network. If you want to use MetaMask to interact with smart contracts, you’ll need to have some ETH in your account.
You can buy ETH on exchanges like Coinbase or Gemini or earn it by participating in the Ethereum network. For example, you can earn ETH by providing storage space for other users’ data (called “storj”) or by contributing your computing power to help run applications (called “computation”).
Once you have some ETH, you can use MetaMask to send and receive payments or interact with smart contracts on the Ethereum network.
2. MetaMask Can Exchange Your Tokens for Different Cryptocurrencies
In addition to ETH, MetaMask also supports several other cryptocurrencies. You can use MetaMask to exchange your tokens for different cryptocurrencies or to convert them back into fiat currency (such as USD).
You’ll need to connect MetaMask to a cryptocurrency exchange to do this. MetaMask works with a number of exchanges, including the popular Uniswap exchange.
3. You Don’t Need Crypto To Use MetaMask, But It Helps
One of the great things about MetaMask is that you don’t need to have any crypto in order to use it. However, if you want to interact with smart contracts or use other features of the Ethereum network, you’ll need some ETH or altcoins.
If you’re just looking to use MetaMask to facilitate signature requests, then you don’t need to hold any cryptocurrencies at all. However, you will be locked out of most of the features MetaMask has for others, as crypto is required to buy NFTs, play crypto games, or stake your coins.
4. MetaMask Can Connect to Other Networks
In addition to the Ethereum network, MetaMask can also connect to a number of other cryptocurrency networks as long as they’re compatible with the Ethereum Virtual Machine. This includes popular networks like the following:
- Binance Smart Chain (BEP20)
- Harmony (mainnet shard 0)
One of the benefits of using MetaMask is that you can easily switch between different networks. For example, if you want to use a DApp that only works on the
5. There Is a Fee for Swapping Crypto
When you use MetaMask to swap cryptocurrencies, there is a small fee charged by the exchange. MetaMask charges a dynamic fee between 0.3% and 0.875%. This fee is already factored into the quote that MetaMask shows you, so you should receive whatever the amount shown is.
However, you need to account for potential slippage. The price of cryptocurrencies fluctuates from moment to moment, so MetaMask can’t guarantee the amount you receive. There may be a delay between when you send the order and its execution on the blockchain.
In rare cases, this can take a long time, depending on the congestion on the blockchain. The slippage tolerance is automatically set to 3%. If the price moves this amount, the contract will be canceled. You can set a different tolerance based on your preferences.
DApps That Use Smart Contracts on MetaMask
MetaMask works with loads of different DApps that run on the Ethereum chain. You can use your MetaMask account to log into these apps by simply connecting your wallet.
Just look for anywhere on the site that asks you to sign in or connect your wallet. You’ll need to pick which account you’re connecting to and then hit the connect button; it’s as simple as that.
You’ll now have an account without sharing personal information, such as your email address. To make the most of your MetaMask account, here are some DApps that work with MetaMask for their smart contracts.
- OpenSea: The most popular marketplace for buying, selling, and trading NFTs. You can buy NFTs using both the Ethereum and Polygon networks.
- Variable: Another NFT marketplace that’s an alternative to OpenSea. Many digital creators sell their artwork through Raible.
- Catalog: A DApp that allows you to browse, buy, collect, and listen to music. It works by giving the creator 100% of the initial sale and then royalties for every subsequent sale, giving control back to independent artists.
- Yearn.Finance: A yield aggregator that allows you to automatically earn interest on your cryptocurrency. You can stake your crypto with Yearn.Finance and they’ll do the rest.
- Dharma: A lending platform that allows you to take out loans with your cryptocurrency as collateral. You can also use Dharma to earn interest on your crypto by lending it out to others.
- Zapper: A one-stop shop for all your DeFi needs. Zapper allows you to see your positions, track your earnings, and more in one place.
- 1inch: A decentralized exchange that will enable you to trade various assets. You can also use the “atomic swaps” feature to trade directly with another person without going through an exchange.
- Sushiswap: A decentralized exchange built on the Ethereum network that allows you to trade a variety of assets. Sushiswap also lets you “farm” for rewards by providing liquidity to the exchange.
- MakerDAO: The company behind the popular stablecoin Dai. You can use MakerDAO to take out loans or earn interest on your Dai by participating in their governance.
- Polymarket: A decentralized predictions market that allows you to bet on the outcome of real-world events.
- Gitcoin: A platform that allows you to earn cryptocurrency by working on open source projects.
- Storj: A decentralized storage platform that enables you to store your data on the blockchain.
- Axie Infinity: A digital pet world where you can buy, sell, breed, and battle your Axies.
- Minds: A social media platform that allows you to earn cryptocurrency for your content.
MetaMask is a great way to get started with smart contracts. It’s easy to use, and there are loads of different DApps that work with MetaMask. You can use MetaMask to buy, sell, trade, and earn interest on your crypto.
You can also use it to take out loans or earn rewards for participating in governance. It’s as simple as installing an extension on your browser to get started with MetaMask.