132+ iOS apps curated and reviewed
Rhombus Key is the household name in rhombus key, but it's far from the only option. We track 132+ 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★ (71) | No | No | Sep 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | — | No | No | May 2026 | |
| 4 |  | Free | — | Yes | No | May 2026 | |
| 5 |  | Free | — | No | No | May 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | 5.0★ (1) | No | No | Aug 2026 | |
| 8 |  | Free | — | No | No | Oct 2026 |
Securely unlock doors directly from your smartphone. Replace physical keys and keycards with mobile credentials for fast, seamless building access. Manage multiple locations and favorite doors with a single login.
