This extension will help you to bulk update the product price and quantity values at once. The best feature is you can search product based on several parameters.

You can search product by:

Product Name
Product Name Starting With
Product Tag
Model
Categories
Manufacture
Filter by Price
Filter by Date
Tax Class
Stock
Shipping
Attribute
Option

Admin Demo: Click here
User : bulk
Pass: bulk

Support
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For suggestion/queries/support
Gmail: Atizvatech@gmail.com
Skype: Atizva tech