# Quantum Number Lock vs Ball Maze Flow

The clearest difference is in-app purchases: Quantum Number Lock at none against Ball Maze Flow's 10. Quantum Number Lock also leads on ads (none vs shown) and update cadence (every 9 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ball Maze Flow sells 10 one-off in-app purchases. Quantum Number Lock asks for nothing beyond the download.

Quantum Number Lock ships an update every 9 days, Ball Maze Flow every 3 weeks. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Quantum Number Lock | Ball Maze Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (60 ratings)](https://appshunter.io/ios/app/ball-maze-flow/id6796275603/reviews)** |
| Number of ratings | — | **60** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 352 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [特 郑](https://appshunter.io/developer/1881393610) | [UUTEAM Technology Limited](https://appshunter.io/developer/1890114016) |

## What reviewers say

### Quantum Number Lock

[App page](https://appshunter.io/ios/app/quantum-number-lock/id6760518803)

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

**In-app purchases:** none


### Ball Maze Flow

[App page](https://appshunter.io/ios/app/ball-maze-flow/id6796275603)

A casual puzzle game where you tap to sort and match colored marbles, clearing levels with strategic planning. Discover hundreds of unique challenges, unlock new mechanics, and enjoy a relaxing yet stimulating brain workout.

**Highlights:** Tap to sort and match marbles, Strategic gameplay and planning, Hundreds of hand-crafted levels, Over 20 creative game mechanics, Stunning visuals and animations, Stress relief and mind sharpening

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold 1 | $1.99 | one-time |
| Starter Pack | $3.99 | one-time |
| Infinite Treasure_1 | $4.99 | one-time |
| Infinite Treasure_2 | $7.99 | one-time |
| Remove ADS | $8.99 | one-time |
| Infinite Treasure_3 | $10.99 | one-time |
| Infinite Treasure_4 | $15.99 | one-time |
| Piggy Bank5 | $39.99 | one-time |
| Piggy Bank6 | $79.99 | one-time |
| Piggy Bank7 | $99.99 | one-time |


## Frequently asked questions

### Is Quantum Number Lock free?

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

### Is Ball Maze Flow free?

Ball Maze Flow is free to download, with in-app purchases available.

### Do Quantum Number Lock or Ball Maze Flow have ads?

Ball Maze Flow shows ads; Quantum Number Lock does not.

### Which is updated more often, Quantum Number Lock or Ball Maze Flow?

Quantum Number Lock ships an update every 9 days, and Ball Maze Flow every 3 weeks. Most recently, Quantum Number Lock was updated on November 9, 2026 and Ball Maze Flow on November 10, 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.*