No bugs found in MEW crypto wallet: DeFi Web3 for Android
MEW crypto wallet: DeFi Web3
MEW, or MyEtherWallet, is a mobile non-custodial crypto wallet for trading Ether and ERC-20 tokens.
MyEtherWallet allows burying crypto with a bank card, sending and receiving Ether and ERC-20 tokens, swapping, exchanging, trading, and staking it. The wallet can be connected to MEW web for extra features, such as converting crypto back for fiat, signing messages, registering ENS names, interacting with dapps, and more.
Our QA team tested MyEtherWallet to see how well it’s built. We didn’t find any critical or medium-severity bugs, so kudos to the MEW team for outstanding work! Here’s what we checked.
2.5.5
version tested
39
hours spent testing
>100
test cases run
0
bugs found
No bugs found when testing PIN code input function after quick restart
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Enter the PIN-code.
- Close the application.
- Run the application again.
- Pay attention to the request to re-enter the PIN-code.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
Each time the application is restarted, the PIN code must be entered again.
Actual Result:
Bug not found.
BUG EXAMPLE:
No bugs found when trying to screenshot recovery phrase during backup creation
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the “Back up your wallet” menu.
- Tap on the “Start” button.
- Enter the PIN-code.
- In the opened window “Recovery phrase” try to take a screenshot.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
In the “Recovery phrase” window, a ban on taking a screenshot is triggered.
Actual Result:
Bug not found.
No bugs found when testing operation of page turn buttons
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open menu “Education center”.
- Tap on the “What is Ethereum” button.
- In the window that opens, check the operation of the page turn buttons.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
The pages of the “What is Ethereum” tab are flipped, and the tab closes on the last page.
Actual Result:
Bug not found.
No bugs found when testing redirection to provider’s page when buying ETH
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the “Swap” tab.
- Tap on the “Buy Ether” button.
- Tap on the buy currency button.
- Pay attention to the opened page.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
The provider’s page opens correctly when buying ETH.
Actual Result:
Bug not found.
No bugs found when checking forecasted income calculations in the Stake on Eth2 window
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the tab “Earn”.
- Tap on the button “Ethereum staking with Staked”.
- Tap on the “Start Staking” button.
- Tap on the button for selecting the amount of Eth.
- Swipe to switch to the next amount.
- Pay attention to the change in the displayed calculations.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
The forecast income calculations in the Stake on Eth2 window functionality change according to the given amount.
Actual Result:
Bug not found.
No bugs found when testing network fee calculations on Swap tokens page
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the “Swap” tab.
- Tap on the “Swap tokens” button.
- Tap on the “Select token” button to select any currency.
- Enter the amount in ETH.
- Tap on the “Preview swap” button.
- Wait for the “Best offer” window to open.
- Tap on the button “More about network fees”.
- Pay attention to the window that appears.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
Calculations of network fees are displayed on the Swap tokens page.
Actual Result:
Bug not found.
BUG EXAMPLE:
No bugs found when testing QR-code scanner operation when connected to MEW WEB
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the “Wallet” tab.
- Tap on the “Scan QR” button.
- Point the scanner at the QR code of the wallet.
- Pay attention to the result of reading the QR code.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
QR code is read successfully when connected to MEW WEB.
Actual Result:
Bug not found.
No bugs found when changing default currency in application settings
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the tab “Settings and support”.
- Tap on the “Currency” menu.
- Select another available currency.
- Tap on the “Restart” button.
- Pay attention to the result.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
Changing the default currency to the one selected in the “Currency” menu occurs after the application is restarted.
Actual Result:
Bug not found.
No bugs found when adding page to favorites in built-in browser
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the “Browse” tab.
- In the “Featured” menu, tap on the available link.
- Tap on the “Confirm” button.
- Open the page settings.
- Tap on the “Add to favorites” button.
- Return to the “Browse” menu.
- Tap on the menu button “Favorites”.
- Pay attention to the result.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
The pages added to favorites in the built-in browser are displayed.
Actual Result:
Bug not found.
No bugs found in content display when switching market currencies
Precondition:
The app is installed.
Steps to Reproduce:
- Launch the application.
- Open the “Markets” tab.
- Pay attention to the chosen currency.
- Tap to switch to the next tab.
- Pay attention to the result.
Environment:
Android 10, MIUI 12.5.1, Redmi Note 7
Expected Result:
Relevant content is displayed when switching market currencies in the “Markets” tab.
Actual Result:
Bug not found.
MEW wallet is a great, easy-to-use mobile solution for the Ethereum network, offering abundant features. I tested the app’s interface, changing currency pairs, rate accuracy, app redirects, creating a wallet, and the mechanics of restoring sessions. Everything worked well.
No Bugs Found!
We tried to find bugs in this product, but failed to spot any. While we still believe no software is 100% free of bugs, this app contains no critical or apparent defects that could negatively impact the user experience. 
