0+ iOS apps curated and reviewed
Out of 0+ Kelvin meter app 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★ (14K) | Yes | Yes | Sep 2026 | |
| 2 |  | Free | 4.6★ (4.9K) | No | Yes | Sep 2026 | |
| 3 |  | Free | 4.7★ (514) | No | Yes | Sep 2026 | |
| 4 |  | Free | 4.5★ (2.6K) | No | Yes | Sep 2026 | |
| 5 |  | $3.99 | 4.5★ (3.5K) | No | No | Sep 2026 | |
| 6 |  | Free | 4.5★ (24K) | No | No | Sep 2026 | |
| 7 |  | Free | 4.7★ (14K) | No | No | Sep 2026 | |
| 8 |  | Free | 4.8★ (6.3K) | No | Yes | Sep 2026 |
Transform your device into a versatile toolkit with a comprehensive suite of measuring instruments. This app offers a metronome, stopwatch, timer, ruler, level, and various sensors to assist with a wide range of tasks.
This app acts as a professional-grade light meter for plants, measuring PAR, PPFD, DLI, and more using your device's camera. It helps optimize plant lighting by providing accurate readings and in-app guides, with optional advanced features available through purchase.
Accurately measure color temperature in Kelvin to achieve realistic and professional-looking photos. Get white balance and flash filter recommendations, and save measurements with notes. Ideal for photographers and lighting professionals.
