# 20 Numbers Challenge vs Tower Control Manager

The clearest difference is rating: Tower Control Manager at 4.5 against 20 Numbers Challenge's 2.0. Tower Control Manager also leads on review sentiment (25% vs 0%) and ratings volume (7.5K vs 4). 20 Numbers Challenge's advantage is in-app purchases (none vs 19) and iOS requirement (11.0 vs 14.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Tower Control Manager sells 17 one-off in-app purchases. 20 Numbers Challenge asks for nothing beyond the download.

Tower Control Manager holds the better App Store score, 4.5 against 2.0. That said, the two scores are not equally well evidenced: Tower Control Manager has 7.5K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 0% of 20 Numbers Challenge's written reviews are positive against 25% of Tower Control Manager's.

20 Numbers Challenge ships an update weekly, Tower Control Manager every 9 days. The most recent releases landed on October 8, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 20 Numbers Challenge | Tower Control Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (4 ratings)](https://appshunter.io/ios/app/20-numbers-challenge/id6450651078/reviews) | **[4.5 (7.5K ratings)](https://appshunter.io/ios/app/tower-control-manager/id6503458868/reviews)** |
| Number of ratings | 4 | **7.5K** |
| Positive reviews | 0.0% of reviews | **25.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 37 MB | 351 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Davide Sardei](https://appshunter.io/developer/668430430) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### 20 Numbers Challenge

[App page](https://appshunter.io/ios/app/20-numbers-challenge/id6450651078)

Arrange 20 random numbers between 1 and 999 into an ascending list. Test your numerical order and logical thinking skills by placing each new number correctly as it appears. Aim to complete the sorted list quickly and accurately.

**Highlights:** Sort 20 random numbers, Ascending order placement, Test numerical order, Logical thinking challenge, Fast decision making, Timed gameplay

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

**In-app purchases:** none


### Tower Control Manager

[App page](https://appshunter.io/ios/app/tower-control-manager/id6503458868)

Manage airport ground operations, directing aircraft to runways and preventing collisions. Experience the challenge of coordinating plane traffic, ensuring smooth takeoffs and landings while maintaining flight safety.

**Highlights:** Airport management, Realistic plane traffic, Plane collision avoidance, Flight control, Jet traffic management, Runway operations

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold 150 | $1.99 | one-time |
| Small pack | $1.99 | one-time |
| Small pack of Skip it's | $2.99 | one-time |
| Medium pack | $4.99 | one-time |
| No ads | $4.99 | one-time |
| Medium pack of Skip its | $6.99 | one-time |
| Gold 650 | $7.99 | one-time |
| No ads | $7.99 | one-time |
| Medium pack of gems | $8.99 | one-time |
| Big pack | $9.99 | one-time |
| Gold 1800 | $14.99 | one-time |
| Large pack Skip its | $17.99 | one-time |
| Large Pack of gems | $19.99 | one-time |
| Enormous pack | $29.99 | one-time |
| Extra Large Pack Skip its | $29.99 | one-time |
| Gold 4000 | $29.99 | one-time |
| Gold 8000 | $54.99 | one-time |

**What reviewers like**

- 🚀 Decent gameplay
- 👍 Fun and challenging
- 😄 Great little game
- 🎮 Feels like a real ATC

**What reviewers complain about**

- 🐛 Stops at level 40
- 🐛 Levels repeat
- 🔍 Lack of creativity in levels
- 🕰️ Slow and tedious
- 💰 Too many ads

**Reported bugs**

- Planes crash on intersecting runways
- Takeoff counter not working properly
- Game getting stuck at certain levels
- Progress reset after updates

**Requested features**

- More levels and difficulty options
- Different airport layouts
- Cloud save support
- Ability to progress past level 40


## Frequently asked questions

### Is 20 Numbers Challenge free?

20 Numbers Challenge is free to download, with no in-app purchases.

### Is Tower Control Manager free?

Tower Control Manager is free to download, with in-app purchases available.

### Which has better reviews, 20 Numbers Challenge or Tower Control Manager?

Tower Control Manager is rated higher. 20 Numbers Challenge averages 2.0 out of 5 from 4 ratings, while Tower Control Manager averages 4.5 from 7.5K ratings.

### Do 20 Numbers Challenge or Tower Control Manager have ads?

Both 20 Numbers Challenge and Tower Control Manager show ads.

### Which is updated more often, 20 Numbers Challenge or Tower Control Manager?

20 Numbers Challenge ships an update weekly, and Tower Control Manager every 9 days. Most recently, 20 Numbers Challenge was updated on October 8, 2026 and Tower Control Manager on October 20, 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.*