250+ iOS apps curated and reviewed
Out of 250+ lux light apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (237) | Yes | Yes | Nov 2026 | |
| 2 |  | Free | 4.5★ (2.6K) | No | Yes | Nov 2026 | |
| 3 |  | Free | 3.9★ (5.2K) | Yes | Yes | Nov 2026 | |
| 4 |  | Free | 4.8★ (199) | Yes | Yes | Nov 2026 | |
| 5 |  | Free | 4.4★ (13) | No | No | Nov 2026 | |
| 6 |  | Free | 4.7★ (3) | No | Yes | Oct 2026 | |
| 7 |  | Free | — | No | No | Jun 2026 | |
| 8 |  | Free | — | — | No | Oct 2026 |
This app provides accurate and easy-to-use light measurements in lux and foot candles. It's ideal for photographers, plant owners, and anyone needing to assess ambient light levels in various spaces. Features include real-time color temperature measurement and calculation of the daily light integral.
Transform your smartphone into a professional light meter. Measure illuminance and color temperature with scientifically validated accuracy, trusted by professionals. Requires a simple diffuser for precise readings.
Measure light intensity in lux and foot candles with this 2-in-1 meter. Optimize photography settings, adjust indoor lighting, or prevent eye strain with professional-quality readings directly from your smartphone.
