# LightUP (TUMCREATE Study) — Track & improve light exposure

> Track & improve light exposure (iPhone/iPad app by TUM CREATE LIMITED.)

- Source: https://appshunter.io/ios/app/lightup-tumcreate-study/id6744311745 (this page in markdown: same URL + `.md`)
- Developer: [TUM CREATE LIMITED](https://appshunter.io/developer/1792821996)
- Category: Health & Fitness
- Price: Free
- Age rating: 4+
- Requires: iOS 14.0 · 115 MB
- Languages: American English
- Released: 2026-07-06
- Data updated: 2026-10-11

## What is LightUP (TUMCREATE Study)?

LightUP is a health and wellness app designed to help users track and improve their light exposure. It connects with the ActLumus light logger to monitor light levels and provide personalized feedback. Users can track daily and weekly light exposure, set goals, receive reminders, log a daily diary, access educational content, and earn badge rewards.

Please note: This app is currently available exclusively for participants enrolled in the LightSPAN project conducted by TUMCREATE Limited.

## Is LightUP (TUMCREATE Study) safe?

Not enough ratings yet to assess LightUP (TUMCREATE Study).

## Is LightUP (TUMCREATE Study) legit?

LightUP (TUMCREATE Study) has limited verification signals. The AppsHunter Legitimacy Score for LightUP (TUMCREATE Study) is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 5 releases)

### 0.0.20 — 2026-07-06

bug fixes and ui updates

### 0.0.19 — 2026-04-14

bug fixes and ui improvements

### 0.0.18 — 2026-01-07

bug fixes

### 0.0.17 — 2026-01-04

bug fixes and additional features

### 0.0.16 — 2025-11-23

UI improvements and bug fixes

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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 2026-10-11.*