# Lightning Simulator vs Korus Bed

The clearest difference is in-app purchases: Korus Bed at none against Lightning Simulator's 2. Korus Bed also leads on rating (5.0 vs 4.8) and iOS requirement (15.1 vs 18.0). Lightning Simulator's advantage is ratings volume (101 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lightning Simulator sells 2 one-off in-app purchases. Korus Bed asks for nothing beyond the download.

Korus Bed holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Lightning Simulator has 101 ratings behind it against 1, so its average is the more settled of the two.

Lightning Simulator ships an update every 4 months, Korus Bed every 5 months. The most recent releases landed on October 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Lightning Simulator | Korus Bed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (101 ratings)](https://appshunter.io/ios/app/lightning-simulator/id930358531/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/korus-bed/id1660118172/reviews)** |
| Number of ratings | **101** | 1 |
| Positive reviews | 86.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 42 MB | 32 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Foxbit Software Ltd.](https://appshunter.io/developer/919379298) | [Soterya Inc](https://appshunter.io/developer/1660118174) |

## What reviewers say

### Lightning Simulator

[App page](https://appshunter.io/ios/app/lightning-simulator/id930358531)

Simulate a lightning storm with visual effects using your device's backlight and LED flash, accompanied by realistic thunder audio. Customize storm distance and set sleep timers for a unique ambiance.

**Highlights:** Backlight and LED flash simulation, Realistic thunder audio, 5 unique storm types, Customizable storm distance, Adjustable sleep timers

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Storm Expansion Pack | $1.99 | one-time |
| Lightning Pro | $1.99 | one-time |


### Korus Bed

[App page](https://appshunter.io/ios/app/korus-bed/id1660118172)

This application connects to a smart bed to monitor sleep patterns and provide autonomous assistance. It offers insights into your sleep quality and helps optimize your rest environment.

**Highlights:** Sleep monitoring, Autonomous assistance, Sleep quality insights, Rest environment optimization

**In-app purchases:** none


## Frequently asked questions

### Is Lightning Simulator free?

Lightning Simulator is free to download, with in-app purchases available.

### Is Korus Bed free?

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

### Which has better reviews, Lightning Simulator or Korus Bed?

Korus Bed is rated higher. Lightning Simulator averages 4.8 out of 5 from 101 ratings, while Korus Bed averages 5.0 from 1 ratings.

### Do Lightning Simulator or Korus Bed have ads?

Neither Lightning Simulator nor Korus Bed shows ads.

### Which is updated more often, Lightning Simulator or Korus Bed?

Lightning Simulator ships an update every 4 months, and Korus Bed every 5 months. Most recently, Lightning Simulator was updated on October 23, 2026 and Korus Bed on October 11, 2026.

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