# Knot Busters 3D vs Numlings

The clearest difference is update cadence: Knot Busters 3D at weekly against Numlings's fortnightly. Knot Busters 3D also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Knot Busters 3D sells 20 one-off in-app purchases and Numlings sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Knot Busters 3D ships an update weekly, Numlings fortnightly. The most recent releases landed on October 18, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Knot Busters 3D | Numlings |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (44K ratings)](https://appshunter.io/ios/app/knot-busters-3d/id6480055319/reviews)** | — |
| Number of ratings | **44K** | — |
| Positive reviews | 37.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 654 MB | 116 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [FUNSEA LIMITED](https://appshunter.io/developer/1895255203) | [Jason Meulenhoff](https://appshunter.io/developer/6780064556) |

## What reviewers say

### Knot Busters 3D

[App page](https://appshunter.io/ios/app/knot-busters-3d/id6480055319)

Untangle ropes by strategically dragging and placing them to solve intricate knot puzzles. This addictive game offers over 2000 levels with stunning 3D visuals and ASMR sound effects. Play offline and use boosters to improve your problem-solving skills.

**Highlights:** Drag ropes to untie knots, Over 2000 challenging levels, Offline play (no Wi-Fi required), Immersive ASMR sound effects, Stunning 3D visuals, Powerful boosters available

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

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekend_ Deals1 | $0.99 | one-time |
| CoinBundle1 | $1.99 | one-time |
| Endless_treasure1 | $2.99 | one-time |
| Endless_treasure2 | $4.99 | one-time |
| BeginnerBundle | $4.99 | one-time |
| Limitedoffer | $4.99 | one-time |
| Endless_treasure2 | $5.99 | one-time |
| CoinBundle2 | $8.99 | one-time |
| Endless_treasure3 | $9.99 | one-time |
| Weekend_ Deals3 | $9.99 | one-time |
| Treasure_hunt_2 | $9.99 | one-time |
| Match Pass | $9.99 | one-time |
| NoJLAdsPack | $9.99 | one-time |
| MasterBundle | $9.99 | one-time |
| CoinBundle3 | $13.99 | one-time |
| MegaBundle | $19.99 | one-time |
| CoinBundle4 | $27.99 | one-time |
| GiantBundle | $39.99 | one-time |
| UltraBundle | $79.99 | one-time |
| LegendaryBundle | $99.99 | one-time |

**What reviewers like**

- 🚀 Great game
- 👍 Relaxing gameplay
- 🕹️ Challenging puzzles
- 🎨 Vibrant graphics
- 💰 Reasonably priced ad-free option

**What reviewers complain about**

- 🔋 Battery drain and device heating
- 🐛 Clipping bugs and physics issues
- 🕰️ Frustrating timer and difficulty progression
- 💰 Expensive power-ups and boosters
- 📺 Excessive and intrusive ads

**Reported bugs**

- Ropes and buttons not responding properly
- Game freezing and crashing on higher levels
- Inconsistent or missing save data

**Requested features**

- Disable timer option for relaxed gameplay
- More frequent and valuable rewards
- Ability to save progress and resume levels
- Improved level design and balancing


### Numlings

[App page](https://appshunter.io/ios/app/numlings/id6780064554)

**In-app purchases (1)**

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


## Frequently asked questions

### Is Knot Busters 3D free?

Knot Busters 3D is free to download, with in-app purchases available.

### Is Numlings free?

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

### Do Knot Busters 3D or Numlings have ads?

Both Knot Busters 3D and Numlings show ads.

### Which is updated more often, Knot Busters 3D or Numlings?

Knot Busters 3D ships an update weekly, and Numlings fortnightly. Most recently, Knot Busters 3D was updated on October 18, 2026 and Numlings on September 30, 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.*