57+ iOS apps curated and reviewed
550 Madison is the household name in 550 madison, but it's far from the only option. We track 57+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.3★ (11) | No | No | Sep 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | — | No | No | May 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | — | No | No | Sep 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | — | Yes | No | Jul 2026 | |
| 8 |  | Free | 4.6★ (12) | No | No | Sep 2026 |
This app serves as a virtual hub for building tenants, offering access to exclusive amenities and services. It facilitates reservations for event spaces, dining, and fitness facilities, while also streamlining visitor access and work orders.
