Product Manager OS alternatives

Slapdash brings all your apps together to give you new superpowers. Find, organize and do things in seconds, not minutes.

From Leads, Quotations, Estimates, Invoices, Accounting, Client Relations and Networking - Refrens is everything you'll ever need to run your business seamlessly. Refrens powers the operating system for over 150k businesses and freelancers across 178 countries.

Notion E-commerce OS is an all-in-one toolkit you need to manage your inventory, customers, or finances.