Blogger Sitemap Generator

World No.1 Blogger Sitemap Generator
1- Open the Blogger Sitemap Generator and type the full address of your blogspot blog (or your self-hosted Blogger blog).
2- Click the Create Sitemap button and this tool will instantly generate the necessary text for your sitemap. Copy the entire generated text to your clipboard (see screenshot below).
3- Next go to your Blogger dashboard and under Settings – > Search Preferences, the enable Custom robots.txt option (available in the Crawling and Indexing section). Paste the clipboard text here and save your changes.
4- And we are done. Search engines will automatically discover your XML sitemap files via the robots.txt file and you don’t have to ping them manually.

[ Disclaimer ]
This App is For Those Who Don't Know How to Submit and generate Sitemap Of Blogger
this App is For "Educational Purpose"