Stock-in inventory, invoices and estimates program for Windows.
Flash screencasts help:

1- Users and privileges

2- Vendors  
3-Create Categories

4-Import categories from Excel  
5-Add new products in Stock-In database (manually)
6-Import products from MS Excel  
7-Use search tools  
8-Inventory global view , filter your data and export to MS Excel  
9-Inventory movements : In operations  
10-Inventory movements : Out operations  
11-Print barcode labels  
12-Create an invoice /estimate