Shabat Shalom is designed for all of the site owners that close the site before Shabat and open it after it ends manually.
The app will take care of the hassle automatically.
The app Is connected to Hebcal (Hebrew Calander) API and get all the dates and time for Shabbat and Jewish holidays so you won't have to do anything except installing the app.
Talk To Your Site Visitors
You can add a customized message to your visitors explaining to them why the store is closed with a personal touch.
You can also upload your store logo.
The message also contains a countdown so your Visitors will be able to see when the store will be open.
This also ensures that if you decide to change your theme, the app will still close the site on the relevant dates and times.