# Stereogram Game vs Flags mastery game

The clearest difference is in-app purchases: Flags mastery game at none against Stereogram Game's 5. Flags mastery game also leads on update cadence (every 6 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stereogram Game sells 5 one-off in-app purchases. Flags mastery game asks for nothing beyond the download.

Stereogram Game ships an update every 3 months, Flags mastery game every 6 days. The most recent releases landed on September 16, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Stereogram Game | Flags mastery game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (21 ratings)](https://appshunter.io/ios/app/stereogram-game-magic-eye/id1584520187/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 37 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yasin Enes Deliak](https://appshunter.io/developer/1561488282) | [Ruben Peregrina Aroca](https://appshunter.io/developer/1873300395) |

## What reviewers say

### Stereogram Game

[App page](https://appshunter.io/ios/app/stereogram-game-magic-eye/id1584520187)

Explore a world of hidden 3D images with this puzzle game. Train your eyes using two viewing modes and tackle daily challenges. Offers progressive difficulty and a tutorial for beginners.

**Highlights:** Discover hidden 3D images, Cross-Eye and Parallel viewing modes, Daily stereogram challenges, Progressive difficulty levels, Tutorial system for beginners, Second chance system

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 Coins | $0.29 | one-time |
| 400 Coins | $0.49 | one-time |
| 1000 Coins | $0.99 | one-time |
| 2000 Coins | $1.59 | one-time |
| 5000 Coins | $1.99 | one-time |


### Flags mastery game

[App page](https://appshunter.io/ios/app/flags-mastery-game/id6758681264)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stereogram Game free?

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

### Is Flags mastery game free?

Flags mastery game is free to download, with no in-app purchases.

### Do Stereogram Game or Flags mastery game have ads?

Neither Stereogram Game nor Flags mastery game shows ads.

### Which is updated more often, Stereogram Game or Flags mastery game?

Stereogram Game ships an update every 3 months, and Flags mastery game every 6 days. Most recently, Stereogram Game was updated on September 16, 2026 and Flags mastery game on September 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*