BillingEngine vs SmartBill
| BillingEngine | SmartBill | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | €6/mo | — |
| Open source | No | No |
| Platforms | api, Web | Web, iOS, Android |
| Free plan | Yes | No |
| Tax validation | Yes | — |
| API access | Yes | Yes |
| Invoice limit | 30 /mo | 50 /mo |
| Structured formats | XRechnung, ZUGFeRD | XML |
| Deployment | cloud | — |
Both are listed in Best Electronic Invoicing Software. On Samsung Mobile US Press, BillingEngine scores higher on our published basis.