If you want to develop on the testnet environment, you can enable testnet mode on the mobile app.
"Setting" tab -> "Enable testnet"
Debugging feature is under development. When this feature is available, you can inspect the console log through WebView Inspector of Chrome (for Android) or Safari (for iOS). If you are facing a trouble during your integration, please contact us via email.
Before using in-app browser, you have to create an account. Note that some accounts are created by default during the app initialization. For example, if your dapp is based on Ethereum, you have to have an ethereum account.