Yes, you can delete a Tumblr account from the app. You can also delete your account from the website.
To delete your Tumblr account on mobile, tap the gear icon on the bottom right of your screen and select “Settings.” On the next screen, tap “Account” and then tap “Delete Account.
To delete your Tumblr account on the 2020 app, first open the app. Tap on “Settings” then tap on “Accounts.” Next, tap on the account you want to delete and follow the prompts.
Tumblr is a social media site that is owned by Yahoo. In order to delete your account, you have to contact Tumblr directly and request that they delete your account. You can do this by emailing them at [email protected]