Per unique caller billing
Each caller counts once a month, however often they ring. Best when many callers repeat.
Who bills this way (1)
| Product | Entry | Bill at 100 × 3 min | Traps we know of |
|---|---|---|---|
| Goodcall | from $79 | $79 | none documented |
Simulator assumptions: 100 calls, 3 minutes each, no spam, all callers different, monthly billing.