Calculate the number of agents required for a contact center using the Erlang algorithm. This tool helps optimize staffing levels for efficient customer service operations.
Contact Center Calculator by 坤宁 毛

247+ iOS apps curated and reviewed
Contact Center Calculator is the household name in contact center calculator, but it's far from the only option. We track 247+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (1) | No | No | May 2026 | ||
| 2 | $7.99 | — | No | No | May 2026 | ||
| 3 | Free | 4.7★ (61K) | No | No | Oct 2026 | ||
| 4 | Free | 4.9★ (34K) | Yes | Yes | Oct 2026 | ||
| 5 | Free | — | No | No | May 2026 | ||
| 6 | Free | 4.6★ (10K) | Yes | Yes | Oct 2026 | ||
| 7 | Free | 4.4★ (4.2K) | Yes | No | Oct 2026 | ||
| 8 | Free | 4.2★ (1.4K) | No | No | Oct 2026 |

Calculate the number of agents required for a contact center using the Erlang algorithm. This tool helps optimize staffing levels for efficient customer service operations.










This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.