With RSS.app, you can automatically adjust the letter casing of titles or descriptions in your feed.
1. Open your feed and click on the Filters tab.
2. In the Advanced Rules to Modify Posts section, click Add Rule.
3. From the dropdown menu, choose Change Text Casing.
4. Pick how you’d like the text to appear:
UPPERCASE – Makes all letters uppercase.
Capitalize First Letter – Only the first letter of the text will be uppercase.
lowercase – Makes all letters lowercase.
Once saved, your feed will automatically apply the new casing to incoming posts.