# LionDoku vs NutForge 3D

The clearest difference is in-app purchases: NutForge 3D at none against LionDoku's 1. LionDoku's advantage is update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LionDoku sells 1 one-off in-app purchase. NutForge 3D asks for nothing beyond the download.

LionDoku ships an update every 3 days, NutForge 3D fortnightly. The most recent releases landed on October 20, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | LionDoku | NutForge 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (44 ratings)](https://appshunter.io/ios/app/liondoku-daily-logic-puzzles/id6791069315/reviews)** | — |
| Number of ratings | **44** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 240 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [彩兰 刘](https://appshunter.io/developer/6788595553) | [攀 常](https://appshunter.io/developer/6800245033) |

## What reviewers say

### LionDoku

[App page](https://appshunter.io/ios/app/liondoku-daily-logic-puzzles/id6791069315)

Engage your mind with a variety of logic and picture puzzles. Solve daily challenges, uncover hidden images, and train your brain at your own pace with intuitive controls and helpful hints.

**Highlights:** Thousands of logic puzzle levels, Hundreds of Nonogram picture puzzles, Daily puzzle challenges, Helpful hints, Intuitive design, iCloud progress sync

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LeftTime Pro | $2.99 | one-time |


### NutForge 3D

[App page](https://appshunter.io/ios/app/nutforge-3d/id6801054029)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LionDoku free?

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

### Is NutForge 3D free?

NutForge 3D is free to download, with no in-app purchases.

### Do LionDoku or NutForge 3D have ads?

Both LionDoku and NutForge 3D show ads.

### Which is updated more often, LionDoku or NutForge 3D?

LionDoku ships an update every 3 days, and NutForge 3D fortnightly. Most recently, LionDoku was updated on October 20, 2026 and NutForge 3D on October 8, 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.*