# SyntaxQuest vs Unfog

The clearest difference is ads: Unfog at none against SyntaxQuest's shown. Unfog also leads on update cadence (every 2 days vs fortnightly). SyntaxQuest's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. SyntaxQuest sells 8 in-app purchases, starting at $2.99 per month and Unfog sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

SyntaxQuest ships an update fortnightly, Unfog every 2 days. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SyntaxQuest | Unfog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/syntaxquest-learn-to-code/id6760578272/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 80 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Alvaro Nunez](https://appshunter.io/developer/1859513262) | [BITSEC SP. Z O.O.](https://appshunter.io/developer/1801990616) |

## What reviewers say

### SyntaxQuest

[App page](https://appshunter.io/ios/app/syntaxquest-learn-to-code/id6760578272)

Learn programming, cloud, and cybersecurity through gamified daily challenges. Practice with interactive coding exercises, compete in leagues, and prepare for technical interviews with AI assistance. Progress through 22 courses from beginner to advanced levels.

**Highlights:** Gamified learning with XP and leagues, Interactive coding exercises, 22 courses across programming, cloud, and security, AI tutor for mistake explanations, 1v1 coding battles and interview prep, Daily streaks and goals, Customizable 3D mascot

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Pro Max Monthly | $7.99 | per month |
| Premium Annual | $22.99 | per year |
| Pro Max Annual | $59.99 | per year |
| 100 Gems | $0.99 | one-time |
| 500 Gems (+10% bonus) | $2.99 | one-time |
| 1200 Gems (+20% bonus) | $6.99 | one-time |
| 3000 Gems — Best Value | $12.99 | one-time |


### Unfog

[App page](https://appshunter.io/ios/app/unfog-feynman-study-notes/id6776245365)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unfog weekly | $2.99 | per 7 days |
| Unfog Monthly | $17.99 | per month |
| Unfog Annual | $29.99 | per year |


## Frequently asked questions

### Is SyntaxQuest free?

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

### Is Unfog free?

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

### Do SyntaxQuest or Unfog have ads?

SyntaxQuest shows ads; Unfog does not.

### Which is updated more often, SyntaxQuest or Unfog?

SyntaxQuest ships an update fortnightly, and Unfog every 2 days. Most recently, SyntaxQuest was updated on October 6, 2026 and Unfog on October 1, 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.*