# Bubble Runes vs Number Stack

The clearest difference is in-app purchases: Number Stack at none against Bubble Runes's 3. Number Stack also leads on update cadence (every 2 days vs weekly). Bubble Runes's advantage is ads (none vs shown). On price, review sentiment, device support and iOS requirement there is nothing between them.

Both are free to download. Bubble Runes sells 3 one-off in-app purchases. Number Stack asks for nothing beyond the download.

Bubble Runes ships an update weekly, Number Stack every 2 days. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Bubble Runes | Number Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/number-stack-clear-hexa/id6813857149/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 334 MB | 58 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad, Vision Pro | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Dimitri Giani](https://appshunter.io/developer/288361596) | [SOUCEAN](https://appshunter.io/developer/6789480709) |

## What reviewers say

### Bubble Runes

[App page](https://appshunter.io/ios/app/bubble-runes-pop-shooter/id6737849704)

Engage in a magical bubble-shooting adventure with unique mechanics and spectacular effects. Strategically match and pop colored bubbles to create chain reactions and achieve high scores in this progressively challenging puzzle game.

**Highlights:** Unique mechanics with explosive and sticky bubbles, Spectacular chain reaction scoring system, Progressive difficulty and level system, Realistic physics and smooth gameplay, Optimized HD graphics and immersive sound, Haptic feedback support

**Features:** macOS Compatibility, Game Controller support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Coins | $0.99 | one-time |
| 3,000 Coins | $1.99 | one-time |
| 10,000 Coins | $5.99 | one-time |


### Number Stack

[App page](https://appshunter.io/ios/app/number-stack-clear-hexa/id6813857149)

A relaxing puzzle game where you merge hexagonal number blocks to create larger numbers and clear the board. Plan your placements strategically to manage space and achieve satisfying merge chains.

**Highlights:** Merge hexa numbers, Clear the board, Build bigger numbers, Stack with a plan, Hexagon block puzzle, Satisfying merge chains, Use power-ups

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Runes free?

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

### Is Number Stack free?

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

### Do Bubble Runes or Number Stack have ads?

Number Stack shows ads; Bubble Runes does not.

### Which is updated more often, Bubble Runes or Number Stack?

Bubble Runes ships an update weekly, and Number Stack every 2 days. Most recently, Bubble Runes was updated on November 4, 2026 and Number Stack on November 6, 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.*