# Jiggle Balls Studio vs Rapid Worms

The clearest difference is rating: Rapid Worms at 5.0 against Jiggle Balls Studio's 3.0. Rapid Worms also leads on monetization model (ad-supported vs free with in-app purchases) and device support (3 vs 1). Jiggle Balls Studio's advantage is ads (none vs shown) and update cadence (every 4 months vs every 18 months). On price, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Jiggle Balls Studio sells 4 one-off in-app purchases and Rapid Worms sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Rapid Worms holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Jiggle Balls Studio ships an update every 4 months, Rapid Worms every 18 months. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Jiggle Balls Studio | Rapid Worms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/jiggle-balls-studio/id384846111/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rapid-worms/id1439016602/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 18 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 11 MB | 98 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Funky Visions](https://appshunter.io/developer/305920599) | [Sixto Figueroa Uribe](https://appshunter.io/developer/1359535151) |

## What reviewers say

### Jiggle Balls Studio

[App page](https://appshunter.io/ios/app/jiggle-balls-studio/id384846111)

Create dynamic physics-based worlds with customizable balls and environments. Experiment with gravity, bounciness, and special gadgets for endless fun. Ideal for both kids and adults interested in physics exploration.

**Highlights:** Tap to spawn balls, Adjust ball properties (size, weight, bounciness), Customize world physics (gravity, rotation), Select backgrounds or use personal photos, Special gadgets like bombs and black holes, Sound effects and multiple ball types

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Space Theme | $0.99 | one-time |
| Magnets | $0.99 | one-time |
| Groovy Theme | $0.99 | one-time |
| All themes and gadgets | $1.99 | one-time |


### Rapid Worms

[App page](https://appshunter.io/ios/app/rapid-worms/id1439016602)

Embark on an intense race to survive by evading dangerous obstacles like volcanic rocks and hungry birds. Collect coins to unlock new worms with unique abilities and challenge your high scores or those of your friends.

**Highlights:** Intense race gameplay, Evade dangerous obstacles, Collect coins, Unlock new worms, Different worm abilities, Challenge high scores

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coins 500 | $0.99 | one-time |
| Coins 1000 | $1.99 | one-time |
| Coins 2000 | $3.99 | one-time |
| Remove Ads | $5.99 | one-time |
| Coins 4000 | $7.99 | one-time |
| Coins 8000 | $15.99 | one-time |
| Coins 10000 | $17.99 | one-time |


## Frequently asked questions

### Is Jiggle Balls Studio free?

Jiggle Balls Studio is free to download, with in-app purchases available.

### Is Rapid Worms free?

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

### Which has better reviews, Jiggle Balls Studio or Rapid Worms?

Rapid Worms is rated higher. Jiggle Balls Studio averages 3.0 out of 5 from 2 ratings, while Rapid Worms averages 5.0 from 2 ratings.

### Do Jiggle Balls Studio or Rapid Worms have ads?

Rapid Worms shows ads; Jiggle Balls Studio does not.

### Which is updated more often, Jiggle Balls Studio or Rapid Worms?

Jiggle Balls Studio ships an update every 4 months, and Rapid Worms every 18 months. Most recently, Jiggle Balls Studio was updated on October 23, 2026 and Rapid Worms on October 16, 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.*