# BubblyAI vs Chain

The clearest difference is ads: BubblyAI at none against Chain's shown. Chain's advantage is update cadence (weekly vs every 3 months) and iOS requirement (18.6 vs 27.1). 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.

BubblyAI ships an update every 3 months, Chain weekly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | BubblyAI | Chain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bubblyai/id6752915252/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 19 MB | 11 MB |
| Requires iOS | 27.1 | **18.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roger Schmidt](https://appshunter.io/developer/1828298552) | [Simon Steinhage](https://appshunter.io/developer/448606871) |

## What reviewers say

### BubblyAI

[App page](https://appshunter.io/ios/app/bubblyai/id6752915252)

An underwater arcade game where players tap to guide a character through obstacles. Features adjustable gravity, gap sizes, and two distinct game modes for customizable challenges. Includes an AI autopilot option for a unique gameplay experience.

**Highlights:** Adjustable gravity strength, Customizable obstacle gap sizes, Two game modes: Rises and Drops, Autopilot AI for gameplay assistance, Multiple music tracks, Portrait and landscape support, Dark Mode compatibility

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases:** none


### Chain

[App page](https://appshunter.io/ios/app/chain-balls/id6766831410)

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

**In-app purchases:** none


## Frequently asked questions

### Is BubblyAI free?

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

### Is Chain free?

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

### Do BubblyAI or Chain have ads?

Chain shows ads; BubblyAI does not.

### Which is updated more often, BubblyAI or Chain?

BubblyAI ships an update every 3 months, and Chain weekly. Most recently, BubblyAI was updated on November 8, 2026 and Chain on October 31, 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.*