# Bubble Trouble Classic vs GravityGrid

The clearest difference is update cadence: GravityGrid at every 2 days against Bubble Trouble Classic's every 3 months. Bubble Trouble Classic's advantage is iOS requirement (15.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Bubble Trouble Classic sells 1 one-off in-app purchase and GravityGrid sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Bubble Trouble Classic ships an update every 3 months, GravityGrid every 2 days. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Bubble Trouble Classic | GravityGrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (32 ratings)](https://appshunter.io/ios/app/bubble-trouble-classic/id1453111037/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 5 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [One up games](https://appshunter.io/developer/1595343462) | [Daniel Houben](https://appshunter.io/developer/1847460889) |

## What reviewers say

### Bubble Trouble Classic

[App page](https://appshunter.io/ios/app/bubble-trouble-classic/id1453111037)

Relive a classic arcade experience by popping bubbles and avoiding obstacles. This game offers multiple levels, various weapons, and helpful items to aid your progress. Enjoy solo play or challenge a friend on the same device.

**Highlights:** 22 unique levels, 4 different weapons, 5 helpful items, Single-player mode, Local co-op mode

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $4.99 | one-time |


### GravityGrid

[App page](https://appshunter.io/ios/app/gravitygrid-block-puzzle/id6755896768)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Bubble Trouble Classic free?

Bubble Trouble Classic is free to download, with in-app purchases available.

### Is GravityGrid free?

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

### Do Bubble Trouble Classic or GravityGrid have ads?

Both Bubble Trouble Classic and GravityGrid show ads.

### Which is updated more often, Bubble Trouble Classic or GravityGrid?

Bubble Trouble Classic ships an update every 3 months, and GravityGrid every 2 days. Most recently, Bubble Trouble Classic was updated on October 24, 2026 and GravityGrid 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.*