# Thunderstorm simulation vs SparkFest

The clearest difference is in-app purchases: Thunderstorm simulation at none against SparkFest's 1. Thunderstorm simulation also leads on iOS requirement (15.0 vs 17.6). SparkFest's advantage is rating (4.7 vs 4.5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. SparkFest sells 1 one-off in-app purchase. Thunderstorm simulation asks for nothing beyond the download.

SparkFest holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 27 and 14 respectively.

Thunderstorm simulation ships an update every 7 months, SparkFest every 6 months. The most recent releases landed on September 12, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Thunderstorm simulation | SparkFest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (27 ratings)](https://appshunter.io/ios/app/thunderstorm-simulation/id1668589893/reviews) | **[4.7 (14 ratings)](https://appshunter.io/ios/app/sparkfest-fireworks-show/id6746718870/reviews)** |
| Number of ratings | **27** | 14 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 10 MB | 40 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yaroslav Novytskyi](https://appshunter.io/developer/1668442756) | [Brandon Stecklein](https://appshunter.io/developer/498894252) |

## What reviewers say

### Thunderstorm simulation

[App page](https://appshunter.io/ios/app/thunderstorm-simulation/id1668589893)

Experience the power of storms with this simulator. Create lightning with a tap, control rain and wind, or let the app run in automatic mode for a relaxing visual and auditory experience. Choose from three atmospheric locations.

**Highlights:** Create lightning with touch, Realistic thunder and rain sounds, Automatic storm simulation mode, Control rain and wind, Three scenic locations, Ideal for relaxation and meditation

**Features:** macOS Compatibility

**In-app purchases:** none


### SparkFest

[App page](https://appshunter.io/ios/app/sparkfest-fireworks-show/id6746718870)

Launch vibrant fireworks with realistic sound and visual effects. This app offers a dynamic night sky experience with easy one-tap controls, perfect for celebrations or casual entertainment.

**Highlights:** Vibrant firework explosions, Realistic sound effects, Dynamic night sky animations, Easy one-tap launch, Looping shows or tap-as-you-go, Text and shape explosions

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sparkfest Premium | $2.99 | one-time |


## Frequently asked questions

### Is Thunderstorm simulation free?

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

### Is SparkFest free?

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

### Which has better reviews, Thunderstorm simulation or SparkFest?

SparkFest is rated higher. Thunderstorm simulation averages 4.5 out of 5 from 27 ratings, while SparkFest averages 4.7 from 14 ratings.

### Do Thunderstorm simulation or SparkFest have ads?

Both Thunderstorm simulation and SparkFest show ads.

### Which is updated more often, Thunderstorm simulation or SparkFest?

Thunderstorm simulation ships an update every 7 months, and SparkFest every 6 months. Most recently, Thunderstorm simulation was updated on September 12, 2026 and SparkFest on September 18, 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.*