Open the app, go to homepage Site Navigation, click on More and find Tumblr Videos at the end of the “Other Sites” list.
2. Log into Tumblr and find and open the Tumblr video you’d like to download, and click on the download button at the lower right corner.
3. Choose the quality of the video you wish to download in.
4. Select download. After the download is completed, you can find the downloaded Tumblr video by tapping on the download icon at the top right corner.