Thank you very much for your and sorry for my late reply 
I have received your replica of the app, it is very helpful for me. 
I wasn’t think that exist an extension to add a blur effect to images. 
thanks to @Mika [Free] Image Editor Extension - No internet connection required! :)
I have make many changes to my app because of your replica, and the app new update 1.8 has been released.
Thank you again @Boban_Stojmenovic and have a nice time 
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