250+ iOS apps curated and reviewed
With an average user rating of 4.0★, the lupin meter category is one of the App Store's strongest. Browse all 250+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 | |
| 2 |  | Free | — | No | Yes | Oct 2026 | |
| 3 |  | Free | 5.0★ (3) | No | No | Oct 2026 | |
| 4 |  | Free | 3.4★ (99) | No | Yes | Aug 2026 | |
| 5 |  | Free | 4.6★ (48) | No | Yes | Oct 2026 | |
| 6 |  | Free | — | Yes | Yes | Oct 2026 | |
| 7 |  | Free | — | Yes | Yes | Oct 2026 | |
| 8 |  | Free | 4.4★ (7) | Yes | No | Oct 2026 |
This app measures ambient light levels in lux or foot-candles using your iPhone camera. It provides instant feedback on whether a space is too dim, comfortable, or bright enough for various tasks and offers calibration options.
