- Explore
- Extensions
- Themes
- for Firefox
- Dictionaries & Language Packs
- Search Tools
- Other Browser Sites
- Add-ons for Android
Rated 4.3 out of 5
4.3 Stars out of 5
Be careful with old versions! These versions are displayed for testing and reference purposes.
You should always use the latest version of an add-on.
Latest version
Version 6.2.2
Released Mar 12, 2019 - 8.14 MBWorks with firefox 42.0 and later, android 48.0 and later- [#6271](https://github.com/MetaMask/metamask-extension/pull/6271): Centre all notification popups
- [#6268](https://github.com/MetaMask/metamask-extension/pull/6268): Improve Korean translations
- [#6279](https://github.com/MetaMask/metamask-extension/pull/6279): Nonmultiple notifications for batch txs
- [#6280](https://github.com/MetaMask/metamask-extension/pull/6280): No longer check network when validating checksum addressesSource code released under MIT/X11 License
Older versions
Version 6.2.1
Released Mar 11, 2019 - 8.58 MBWorks with firefox 42.0 and later, android 48.0 and laterSource code released under MIT/X11 License
Version 6.1.0
Released Feb 26, 2019 - 8.43 MBWorks with firefox 42.0 and later, android 48.0 and later- [#6182](https://github.com/MetaMask/metamask-extension/pull/6182): Change "Token Address" to "Token Contract Address"
- [#6177](https://github.com/MetaMask/metamask-extension/pull/6177): Fixes #6176
- [#6146](https://github.com/MetaMask/metamask-extension/pull/6146): * Add Copy Tx ID button to transaction-list-item-details
- [#6133](https://github.com/MetaMask/metamask-extension/pull/6133): Checksum address before slicing it for the confirm screen
- [#6147](https://github.com/MetaMask/metamask-extension/pull/6147): Add button to force edit token symbol when adding custom token
- [#6124](https://github.com/MetaMask/metamask-extension/pull/6124): recent-blocks - dont listen for block when on infura providers
- [#5973](https://github.com/MetaMask/metamask-extension/pull/5973): Fix incorrectly showing checksums on non-ETH blockchains (issue 5838)Source code released under MIT/X11 License
Version 6.0.1
Released Feb 12, 2019 - 8.43 MBWorks with firefox 42.0 and later, android 48.0 and laterThis is a historic release for MetaMask, we are finally sunsetting the "old" UI (actually the second version of the UI, making this current one the third major revision).
This will improve performance, and allow our development team to focus more of our resources on new features, and less on maintaining two interfaces. Get ready for an exciting 2019!
- [#6082](https://github.com/MetaMask/metamask-extension/pull/6082): Migrate all users to the new UI
- [#6114](https://github.com/MetaMask/metamask-extension/pull/6114): Add setting for inputting gas price with a text field for advanced users.
- [#6091](https://github.com/MetaMask/metamask-extension/pull/6091): Add Swap feature to CurrencyInput
- [#6090](https://github.com/MetaMask/metamask-extension/pull/6090): Change gas labels to Slow/Average/Fast
- [#6112](https://github.com/MetaMask/metamask-extension/pull/6112): Extract advanced gas input controls to their own component
- [#5929](https://github.com/MetaMask/metamask-extension/pull/5929): Update design of phishing warning screen
- [#6120](https://github.com/MetaMask/metamask-extension/pull/6120): Add class to sign footer button
- [#6116](https://github.com/MetaMask/metamask-extension/pull/6116): Fix locale codes contains underscore never being preferred
- [#6139](https://github.com/MetaMask/metamask-extension/pull/6139) Fix advanced gas controls on the confirm screen
- [#6134](https://github.com/MetaMask/metamask-extension/pull/6134) Trim whitespace from seed phrase during import
- [#6119](https://github.com/MetaMask/metamask-extension/pull/6119) Update Italian translation
- [#6125](https://github.com/MetaMask/metamask-extension/pull/6125) Improved Traditional Chinese translationSource code released under MIT/X11 License
Version 5.3.5
Released Feb 4, 2019 - 8.41 MBWorks with firefox 42.0 and later, android 48.0 and later- [#6084](https://github.com/MetaMask/metamask-extension/pull/6087): Privacy mode fixes for old UI.Source code released under MIT/X11 License
Version 5.3.4
Released Jan 31, 2019 - 8.41 MBWorks with firefox 42.0 and later, android 48.0 and laterSource code released under MIT/X11 License
Version 5.3.2
Released Jan 29, 2019 - 8.4 MBWorks with firefox 42.0 and later, android 48.0 and later- [#6021](https://github.com/MetaMask/metamask-extension/pull/6021): Order shapeshift transactions by time within the transactions list
- [#6052](https://github.com/MetaMask/metamask-extension/pull/6052): Add and use cached method signatures to reduce provider requests
- [#6048](https://github.com/MetaMask/metamask-extension/pull/6048): Refactor BalanceComponent to jsx
- [#6026](https://github.com/MetaMask/metamask-extension/pull/6026): Prevent invalid chainIds when adding custom rpcs
- [#6029](https://github.com/MetaMask/metamask-extension/pull/6029): Fix grammar error in Current Conversion
- [#6024](https://github.com/MetaMask/metamask-extension/pull/6024): Disable account dropdown on signing screensSource code released under MIT/X11 License
Version 5.3.1
Released Jan 18, 2019 - 8.33 MBWorks with firefox 42.0 and later, android 48.0 and later- [#5966](https://github.com/MetaMask/metamask-extension/pull/5966): Update Slovenian translation
- [#6005](https://github.com/MetaMask/metamask-extension/pull/6005): Set auto conversion off for token/eth conversion
- [#6008](https://github.com/MetaMask/metamask-extension/pull/6008): Fix confirm screen for sending ether tx with hex data
- [#5999](https://github.com/MetaMask/metamask-extension/pull/5999): Refine app description
- [#5997](https://github.com/MetaMask/metamask-extension/pull/5997): Harden Drizzle test runner script
- [#5995](https://github.com/MetaMask/metamask-extension/pull/5995): Fix bug where MetaMask user calls non-standard ERC20 methods such as `mint`, `tokenData` will be `undefined` and an uncaught error will break the UI
- [#5970](https://github.com/MetaMask/metamask-extension/pull/5970): Fixed a word in french translation (several occurrences of connection instead of connexion)
- [#5977](https://github.com/MetaMask/metamask-extension/pull/5977): Fix Component#componentDidUpdate usage
- [#5992](https://github.com/MetaMask/metamask-extension/pull/5992): Add scrolling button to account list
- [#5989](https://github.com/MetaMask/metamask-extension/pull/5989): fix typo in phishing.html titleSource code released under MIT/X11 License
Version 5.3.0
Released Jan 3, 2019 - 8.32 MBWorks with firefox 42.0 and later, android 48.0 and later- [#5978](https://github.com/MetaMask/metamask-extension/pull/5978): Fix etherscan links on notifications
- [#5980](https://github.com/MetaMask/metamask-extension/pull/5980): Fix drizzle tests
- [#5922](https://github.com/MetaMask/metamask-extension/pull/5922): Prevent users from changing the From field in the send screen
- [#5932](https://github.com/MetaMask/metamask-extension/pull/5932): Fix displayed time and date in the activity log. Remove vreme library, add luxon library.
- [#5924](https://github.com/MetaMask/metamask-extension/pull/5924): transactions - throw an error if a transaction is generated while the network is loading
- [#5893](https://github.com/MetaMask/metamask-extension/pull/5893): Add loading network screenSource code released under MIT/X11 License
Version 5.2.2
Released Dec 13, 2018 - 8.31 MBWorks with firefox 42.0 and later, android 48.0 and later- [#5925](https://github.com/MetaMask/metamask-extension/pull/5925): Fix speed up button not showing for transactions with the lowest nonce
- [#5923](https://github.com/MetaMask/metamask-extension/pull/5923): Update the Phishing Warning notice text to not use inline URLs
- [#5919](https://github.com/MetaMask/metamask-extension/pull/5919): Fix some styling and translations in the gas customization modalSource code released under MIT/X11 License
Version 5.2.1
Released Dec 12, 2018 - 8.31 MBWorks with firefox 42.0 and later, android 48.0 and later- [#5917] bugfix: Ensures that advanced tab gas limit reflects tx gas limitSource code released under MIT/X11 License
Version 5.2.0
Released Dec 11, 2018 - 8.31 MBWorks with firefox 42.0 and later, android 48.0 and later- [#5704] Implements new gas customization features for sending, confirming and speeding up transactions
- [#5886] Groups transactions - speed up, cancel and original - by nonce in the transaction history list
- [#5892] bugfix: eliminates infinite spinner issues caused by switching quickly from a loading network that ultimately fails to resolve
- [#5902] bugfix: provider crashes caused caching issues in `json-rpc-engine`. Fixed in (https://github.com/MetaMask/json-rpc-engine/commit/6de511afbd03ccef4550ea43ff4010b7d7a84039)Source code released under MIT/X11 License
Version 5.1.0
Released Dec 4, 2018 - 8.09 MBWorks with firefox 42.0 and later, android 48.0 and later- [#5860](https://github.com/MetaMask/metamask-extension/pull/5860): Fixed an infinite spinner bug.
- [#5875](https://github.com/MetaMask/metamask-extension/pull/5875): Update phishing warning copy
- [#5863](https://github.com/MetaMask/metamask-extension/pull/5863): bugfix: normalize contract addresss when fetching exchange rates
- [#5843](https://github.com/MetaMask/metamask-extension/pull/5843): Use selector for state.metamask.accounts in all cases.Source code released under MIT/X11 License
Version 5.0.3
Released Nov 20, 2018 - 8.08 MBWorks with firefox 42.0 and later, android 48.0 and later- [#](https://github.com/MetaMask/metamask-extension/pull/):
- [#5547](https://github.com/MetaMask/metamask-extension/pull/5547): Bundle some ui dependencies separately to limit the build size of ui.js
- Resubmit approved transactions on new block, to fix bug where an error can stick transactions in this state.
- Fixed a bug that could cause an error when sending the max number of tokens.Source code released under MIT/X11 License
Version 5.0.2
Released Nov 10, 2018 - 7.93 MBWorks with firefox 42.0 and later, android 48.0 and later- Fixed bug that caused accounts to update slowly to sites. #5717
- Fixed bug that could lead to some sites crashing. #5709Source code released under MIT/X11 License
Version 5.0.1
Released Nov 7, 2018 - 7.71 MBWorks with firefox 42.0 and later, android 48.0 and laterFixed bug in privacy mode that made it not work correctly on Firefox.Source code released under MIT/X11 License
Version 5.0.0
Released Nov 6, 2018 - 7.71 MBWorks with firefox 42.0 and later, android 48.0 and laterIntroduces Privacy mode, a soft launch of our EIP 1102 support. Read more: https://medium.com/metamask/introducing-privacy-mode-42549d4870faSource code released under MIT/X11 License
Version 4.17.1
Released Nov 3, 2018 - 7.68 MBWorks with firefox 42.0 and later, android 48.0 and later- Revert chain ID lookup change which introduced a bug which caused problems when connecting to mainnet via Infura's RESTful API.Source code released under MIT/X11 License
Version 4.17.0
Released Nov 3, 2018 - 7.68 MBWorks with firefox 42.0 and later, android 48.0 and later- Fix bug where data lookups like balances would get stale data (stopped block-tracker bug)
- Transaction Details now show entry for onchain failure
- [#5559](https://github.com/MetaMask/metamask-extension/pull/5559) Localize language names in translation select list
- [#5283](https://github.com/MetaMask/metamask-extension/pull/5283): Fix bug when eth.getCode() called with no contract
- [#5563](https://github.com/MetaMask/metamask-extension/pull/5563#pullrequestreview-166769174) Feature: improve Hatian Creole translations
- Feature: improve Slovenian translations
- Add support for alternate `wallet_watchAsset` rpc method name
- Attempt chain ID lookup via `eth_chainId` before `net_version`
- Fix account display width for large currency valuesSource code released under MIT/X11 License
Version 4.16.0
Released Oct 19, 2018 - 7.68 MBWorks with firefox 42.0 and later, android 48.0 and laterFeature: Add toggle for primary currency (eth/fiat)
Feature: add tooltip for view etherscan tx
Feature: add Polish translations
Feature: improve Korean translations
Feature: improve Italian translations
Bug Fix: Fix bug with "pending" block reference
Bug Fix: Force AccountTracker to update balances on network change
Bug Fix: Fix document extension check when injecting web3
Bug Fix: Fix some support linksSource code released under MIT/X11 License
Version 4.9.2
Released Aug 10, 2018 - 6.59 MBWorks with firefox 42.0 and later, android 48.0 and laterSource code released under MIT/X11 License
Version 4.9.0
Released Aug 8, 2018 - 6.51 MBWorks with firefox 42.0 and later, android 48.0 and later- Add new tokens auto detection
- Remove rejected transactions from transaction history
- Add Trezor Support
- Allow to remove accounts (Imported and Hardware Wallets)
- [#4840](https://github.com/MetaMask/metamask-extension/pull/4840): Now shows notifications when transactions are completed.
- [#4855](https://github.com/MetaMask/metamask-extension/pull/4855): network.js: convert rpc protocol to lower case.
## 4.8.0 Thur Jun 14 2018
- [#4513](https://github.com/MetaMask/metamask-extension/pull/4513): Attempting to import an empty private key will now show a clear error.
- [#4570](https://github.com/MetaMask/metamask-extension/pull/4570): Fix bug where metamask data would stop being written to disk after prolonged use.
- [#4523](https://github.com/MetaMask/metamask-extension/pull/4523): Fix bug where account reset did not work with custom RPC providers.
- [#4524](https://github.com/MetaMask/metamask-extension/pull/4524): Fix for Brave i18n getAcceptLanguages.
- [#4557](https://github.com/MetaMask/metamask-extension/pull/4557): Fix bug where nonce mutex was never released.
- [#4566](https://github.com/MetaMask/metamask-extension/pull/4566): Add phishing notice.
- [#4591](https://github.com/MetaMask/metamask-extension/pull/4591): Allow Copying Token Addresses and link to Token on Etherscan.Source code released under MIT/X11 License
Version 4.8.0
Released Jun 19, 2018 - 5.67 MBWorks with firefox 42.0 and later, android 48.0 and later- [#4513](https://github.com/MetaMask/metamask-extension/pull/4513): Attempting to import an empty private key will now show a clear error.
- [#4570](https://github.com/MetaMask/metamask-extension/pull/4570): Fix bug where metamask data would stop being written to disk after prolonged use.
- [#4523](https://github.com/MetaMask/metamask-extension/pull/4523): Fix bug where account reset did not work with custom RPC providers.
- [#4524](https://github.com/MetaMask/metamask-extension/pull/4524): Fix for Brave i18n getAcceptLanguages.
- [#4557](https://github.com/MetaMask/metamask-extension/pull/4557): Fix bug where nonce mutex was never released.
- [#4566](https://github.com/MetaMask/metamask-extension/pull/4566): Add phishing notice.
- [#4591](https://github.com/MetaMask/metamask-extension/pull/4591): Allow Copying Token Addresses and link to Token on Etherscan.Source code released under MIT/X11 License
Version 4.7.4
Released Jun 6, 2018 - 5.65 MBWorks with firefox 42.0 and later, android 48.0 and later- Add diagnostic reporting for users with multiple HD keyrings
- Throw explicit error when selected account is unsetSource code released under MIT/X11 License
Version 4.7.3
Released Jun 5, 2018 - 5.65 MBWorks with firefox 42.0 and later, android 48.0 and later- Hide token now uses new modal
- Indicate the current selected account on the popup account view
- Reduce height of notice container in onboarding
- Fixes issue where old nicknames were kept around causing errorsSource code released under MIT/X11 License