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).

June 11th
Dynamic Pricing: version 2.0.0, the plugin works much faster, added a lot of  calculations settings.

May 21st
Phone Orders: version 3.3.1, sort products by relevance, tweak “Ship to a different address”, View Invoice.

February 12th
Advanced Order Export: version 2.1.1, new format – PDF, fixed some vulnerabilities

Free plugins are available in official WordPress repository.