# Bubble Struggle 2 vs Numlock

The clearest difference is in-app purchases: Numlock at none against Bubble Struggle 2's 1. Numlock also leads on ads (none vs shown) and update cadence (every 4 days vs every 2 months). Bubble Struggle 2's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price there is nothing between them.

Both are free to download. Bubble Struggle 2 sells 1 one-off in-app purchase. Numlock asks for nothing beyond the download.

Bubble Struggle 2 ships an update every 2 months, Numlock every 4 days. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Bubble Struggle 2 | Numlock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/numlock-number-puzzle/id6759628574/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 37 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [One up games](https://appshunter.io/developer/1595343462) | [Grason McDowell](https://appshunter.io/developer/1879912894) |

## What reviewers say

### Bubble Struggle 2

[App page](https://appshunter.io/ios/app/bubble-struggle-2/id1643027061)

**In-app purchases (1)**

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


### Numlock

[App page](https://appshunter.io/ios/app/numlock-number-puzzle/id6759628574)

Engage in a rapid-fire number puzzle game where you combine tiles using arithmetic operations to reach a target number before time expires. Progress through increasing difficulty levels and compete with others.

**Highlights:** Fast-paced number tile combining, Multiple difficulty tiers, Daily challenges with shareable results, Game Center leaderboards and achievements, Stats tracking and Home Screen widget, Dark-mode design with animations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Struggle 2 free?

Bubble Struggle 2 is free to download, with in-app purchases available.

### Is Numlock free?

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

### Do Bubble Struggle 2 or Numlock have ads?

Bubble Struggle 2 shows ads; Numlock does not.

### Which is updated more often, Bubble Struggle 2 or Numlock?

Bubble Struggle 2 ships an update every 2 months, and Numlock every 4 days. Most recently, Bubble Struggle 2 was updated on October 8, 2026 and Numlock on October 2, 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.*