# Lightamins vs WorldData

The clearest difference is price: WorldData at Free against Lightamins's $2.99. WorldData also leads on iOS requirement (13.2 vs 17.6). Lightamins's advantage is rating (5.0 vs 3.5) and update cadence (every 7 months vs every 31 months). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

WorldData is free to download; Lightamins costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lightamins holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

Lightamins ships an update every 7 months, WorldData every 31 months. The most recent releases landed on June 9, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | Lightamins | WorldData |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/lightamins/id1135227801/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/worlddata/id1506365990/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 31 months |
| Monetization | Paid | **Free** |
| Size | 5 MB | 34 MB |
| Requires iOS | 17.6 | **13.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vision Therapy Unlimited LLC](https://appshunter.io/developer/1135227800) | [JUAN GIL](https://appshunter.io/developer/1068656492) |

## What reviewers say

### Lightamins

[App page](https://appshunter.io/ios/app/lightamins/id1135227801)

Experience the nurturing power of sunlight's seven colored rays. Select and view colors that make you feel good at your own pace. This app is not a substitute for professional medical advice.

**Highlights:** View 7 colored rays of sunlight, Select colors for mood enhancement, Personalized pacing, Nurturing light therapy, Color selection for well-being

**Features:** macOS Compatibility

**In-app purchases:** none


### WorldData

[App page](https://appshunter.io/ios/app/worlddata/id1506365990)

Explore global challenges and progress with accessible research and data. Visualize worldwide living conditions and environmental changes. Future updates will include more data on health, energy, and the environment.

**Highlights:** Global problem research, Data visualization, Worldwide living conditions, Environmental changes, Demography data, Future data updates

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lightamins free?

Lightamins costs $2.99, with no in-app purchases.

### Is WorldData free?

WorldData is free to download, with no in-app purchases.

### Which has better reviews, Lightamins or WorldData?

Lightamins is rated higher. Lightamins averages 5.0 out of 5 from 4 ratings, while WorldData averages 3.5 from 2 ratings.

### Do Lightamins or WorldData have ads?

Neither Lightamins nor WorldData shows ads.

### Which is updated more often, Lightamins or WorldData?

Lightamins ships an update every 7 months, and WorldData every 31 months. Most recently, Lightamins was updated on June 9, 2026 and WorldData on August 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*