What are some alternatives?
When comparing Imprezz.in and Vyaparapp.in, you can also consider the following products
QuickBooks - Business runs better with QuickBooks, the #1 accounting solution for small business.
CATSBILL - Catsbill.com allows its customers to generate GST compliant invoices. It is super easy and a LIFETIME FREE SOFTWARE providing you all the features.
FreshBooks - The ideal accounting software for small business owners.
GoGSTbill - GoGSTbill is the fast working GST billing software that comes with a lot of features to manage your business accurately.
Zoho Books - Smart Accounting for Growing Business