249+ iOS apps curated and reviewed
The best nsp32 nanolambda spectrometer apps on iPhone average 4.1★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 | |
| 2 |  | Free | 4.2★ (92) | No | Yes | Sep 2026 | |
| 3 |  | Free | 5.0★ (3) | No | No | May 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | 3.8★ (4) | No | No | May 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | 5.0★ (4) | No | No | Aug 2026 |
This application analyzes light to determine its dominant wavelength in nanometers, frequency in terahertz, and period length in femtoseconds. It provides real-time measurements and allows users to save their findings with notes. The app is designed for measuring colored light sources.
This app works with a smartphone spectroscope to view and analyze light spectra. It offers calibration, zoom, and scaling features for data collection and storage. Requires a separate spectroscope device.
