# Rings Stack vs Bubble Bop

The clearest difference is review sentiment: Bubble Bop at 86% against Rings Stack's 0%. Bubble Bop also leads on rating (3.7 vs 3.0) and ads (none vs shown). Rings Stack's advantage is iOS requirement (11.0 vs 14.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bubble Bop holds the better App Store score, 3.7 against 3.0. That said, the two scores are not equally well evidenced: Bubble Bop has 49 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Rings Stack's written reviews are positive against 86% of Bubble Bop's.

Rings Stack ships an update every 34 months, Bubble Bop fortnightly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Rings Stack | Bubble Bop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/rings-stack/id1410628025/reviews) | **[3.7 (49 ratings)](https://appshunter.io/ios/app/bubble-bop-kids-balloon-game/id1469251847/reviews)** |
| Number of ratings | 2 | **49** |
| Positive reviews | 0.0% of reviews | **86.5% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 34 months | **Fortnightly** |
| Monetization | Ad-supported | **Free** |
| Size | 78 MB | 14 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [out thinking limited](https://appshunter.io/developer/531344384) | [Riddim Software Corporation](https://appshunter.io/developer/486210276) |

## What reviewers say

### Rings Stack

[App page](https://appshunter.io/ios/app/rings-stack/id1410628025)

Tap to stack oscillating rings of different colors onto a central stick. Aim to fill the stack as high as possible to achieve a good score. This game offers simple, engaging gameplay for casual fun.

**Highlights:** Tap-to-stack gameplay, Oscillating rings, Color matching, Score-based progression, Simple controls

**In-app purchases:** none


### Bubble Bop

[App page](https://appshunter.io/ios/app/bubble-bop-kids-balloon-game/id1469251847)

This simple tapping game offers engaging bubble and balloon popping fun with realistic visuals and sounds. It helps young children develop hand-eye coordination while they play. The game is designed to be ad-free for uninterrupted enjoyment.

**Highlights:** Realistic bubble physics, Fun sound effects, Hand-eye coordination development, Ad-free gameplay, Simple tapping controls

**In-app purchases:** none


## Frequently asked questions

### Is Rings Stack free?

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

### Is Bubble Bop free?

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

### Which has better reviews, Rings Stack or Bubble Bop?

Bubble Bop is rated higher. Rings Stack averages 3.0 out of 5 from 2 ratings, while Bubble Bop averages 3.7 from 49 ratings.

### Do Rings Stack or Bubble Bop have ads?

Rings Stack shows ads; Bubble Bop does not.

### Which is updated more often, Rings Stack or Bubble Bop?

Rings Stack ships an update every 34 months, and Bubble Bop fortnightly. Most recently, Rings Stack was updated on October 24, 2026 and Bubble Bop on October 26, 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.*