# light°: DLI & PPFD Calculator — Plant Lighting, Made Simple

> Plant Lighting, Made Simple (iPhone/iPad app by Funny Gummy inc..)

- Source: https://appshunter.io/ios/app/light-dli-and-ppfd-calculator/id6811154743 (this page in markdown: same URL + `.md`)
- Developer: [Funny Gummy inc.](https://appshunter.io/developer/6783834164)
- Category: Utilities
- Price: $0.99
- Age rating: 4+
- Requires: iOS 17.0 · 0 MB
- Languages: American English
- Released: 2026-09-15
- Data updated: 2026-09-17

## What is light°?

Plan your plant lighting with light°.

Enter the values you know and instantly calculate the one you need:
• Daily Light Integral (DLI) from PPFD and lighting hours
• Required PPFD from your target DLI and lighting hours
• Required lighting hours from your target DLI and PPFD

Use smooth sliders for quick adjustments or tap a value to enter an exact number. Your latest inputs and calculation mode are remembered on your device.

Features:
• Live calculations with clearly labeled units
• Explanations for zero inputs and lighting schedules exceeding 24 hours
• A built-in explanation of the calculation
• Large text support and accessible controls
• All calculations work offline
• No account, ads, subscriptions, analytics, or tracking

light° is a manual calculator. It does not measure light or use the camera. Enter PPFD from a suitable meter or another reliable source. Results assume a constant PPFD during the lighting period; choose target DLI for your own plants and growing conditions.

## Is light° safe?

Not enough ratings yet to assess light°.

## Is light° legit?

light°: DLI & PPFD Calculator has limited verification signals. The AppsHunter Legitimacy Score for light° is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0 — 2026-09-15

No release notes.

## More apps by Funny Gummy inc.

- [VPD: Air & Leaf Calculator](https://appshunter.io/ios/app/vpd-air-and-leaf-calculator/id6810781490)

All apps by Funny Gummy inc.: https://appshunter.io/developer/6783834164

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-17.*