NABD System vs Zammad
| NABD System | Zammad | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | api | api |
| Free plan | Yes | Yes |
| Shared inbox | Yes | Yes |
| SLA management | Yes | Yes |
| Help center | Yes | Yes |
| Ticket automation | Yes | Yes |
| Customer portal | Yes | Yes |
| API access | Yes | Yes |
| Included agent seats | 3 | 5 |
Both are listed in Best Help Desk Software. On Freedom251, NABD System scores higher on our published basis.