
Billdu
8.8#1 in invoicing softwareFrom $4.99 a monthFree planAndroidiOSWebAPI
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| Fact | Billdu | Simplybill |
|---|---|---|
| Invoice tracking | Billdu records invoice status and can notify users when an invoice is opened or viewed. | The site says users can see whether invoices were received and read or failed to deliver. |
| Product | Billdu is cloud invoicing and small-business software for invoices, estimates, purchase orders, delivery notes, expenses, payments and related business tools. | Simplybill is a cloud-based invoicing service for sending and tracking invoices. |
It suits individuals and teams needing invoicing across web and mobile devices. Choose among the plans based on client volume, team size, estimates, recurring billing, and API needs.
It suits individuals or businesses that need browser-based invoice and quote tracking. The free option fits users sending no more than 3 invoices a month.