We created and support following plugins for Woocommerce:
Advanced Order Export, Phone Orders, Advanced Dynamic Pricing
Try demo or submit ticket to helpdesk (not 24×7, but free users are welcomed).
Recent changes in Pro versions (these versions already include all changes made in free versions).
Phone Orders: version 3.4.2, compatible with WooCommerce 4.0, fixed selling “out of stock” products
Dynamic Pricing: version 2.3.2, Product Collections can filter products by properties (stock/length/weight)
Order Export: version 3.1.1, core changes made in free version 3.1.0 and 3.1.1
Free plugins are available in official WordPress repository.