# Thunderstorm Simulator (w/Ads) vs Mini Chess

The clearest difference is price: Thunderstorm Simulator (w/Ads) at Free against Mini Chess's $0.99. Mini Chess's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On in-app purchases and device support there is nothing between them.

Thunderstorm Simulator (w/Ads) is free to download; Mini Chess costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Thunderstorm Simulator (w/Ads) ships an update every 4 months, Mini Chess every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Thunderstorm Simulator (w/Ads) | Mini Chess |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (12 ratings)](https://appshunter.io/ios/app/thunderstorm-simulator-wads/id1482707561/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 75 MB | 8 MB |
| Requires iOS | 15.0.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Scott Dodson](https://appshunter.io/developer/1033778296) | [鹏飞 侯](https://appshunter.io/developer/1553207112) |

## What reviewers say

### Thunderstorm Simulator (w/Ads)

[App page](https://appshunter.io/ios/app/thunderstorm-simulator-wads/id1482707561)

Create a personalized thunderstorm experience to aid relaxation and sleep. Customize rain intensity, thunder frequency, lightning effects, and background sounds. Includes a sleep timer with audio fade-out.

**Highlights:** Customizable thunderstorm types, Adjustable rain and thunder sounds, Toggleable lightning effects, Background ambient sounds, Sleep timer with fade-out, Bluetooth and AirPlay support

**In-app purchases:** none


### Mini Chess

[App page](https://appshunter.io/ios/app/mini-chess-check/id6743234760)

**In-app purchases:** none


## Frequently asked questions

### Is Thunderstorm Simulator (w/Ads) free?

Thunderstorm Simulator (w/Ads) is free to download, with no in-app purchases.

### Is Mini Chess free?

Mini Chess costs $0.99, with no in-app purchases.

### Do Thunderstorm Simulator (w/Ads) or Mini Chess have ads?

Thunderstorm Simulator (w/Ads) shows ads; Mini Chess does not.

### Which is updated more often, Thunderstorm Simulator (w/Ads) or Mini Chess?

Thunderstorm Simulator (w/Ads) ships an update every 4 months, and Mini Chess every 3 weeks. Most recently, Thunderstorm Simulator (w/Ads) was updated on October 24, 2026 and Mini Chess on October 25, 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.*