# ひみつの壁紙 vs Morphica

The clearest difference is review sentiment: Morphica at 100% against ひみつの壁紙's 25%. Morphica also leads on update cadence (fortnightly vs every 5 months). ひみつの壁紙's advantage is in-app purchases (none vs 4) and iOS requirement (13.2 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Morphica sells 4 one-off in-app purchases. ひみつの壁紙 asks for nothing beyond the download.

ひみつの壁紙 ships an update every 5 months, Morphica fortnightly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ひみつの壁紙 | Morphica |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 19 MB | 191 MB |
| Requires iOS | **13.2** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kenichi kato](https://appshunter.io/developer/913467537) | [Yuuki Odan](https://appshunter.io/developer/1833891715) |

## What reviewers say

### ひみつの壁紙

[App page](https://appshunter.io/ios/app/id1507375705)

Create a secret wallpaper that reveals your partner's face when you long-press the lock screen. Easily set a main wallpaper and a hidden photo for a private display.

**Highlights:** Secret lock screen wallpaper, Reveal partner's photo on long-press, Easy setup, Customizable main wallpaper, Hidden photo selection

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

**In-app purchases:** none


### Morphica

[App page](https://appshunter.io/ios/app/morphica-ai-image-maker/id6755958732)

Transform your photos into unique art styles using AI. Explore dozens of styles across categories like anime, art, and fusion. Swap costumes or create custom prompts for personalized transformations.

**Highlights:** AI photo transformation, 62 art styles, Anime transformation, Costume swap, Custom prompt creation, Pay-per-use tickets

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5枚チケット | $0.99 | one-time |
| 10枚チケット | $1.99 | one-time |
| 20枚チケット | $3.99 | one-time |
| 50枚チケット | $9.99 | one-time |


## Frequently asked questions

### Is ひみつの壁紙 free?

ひみつの壁紙 is free to download, with no in-app purchases.

### Is Morphica free?

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

### Do ひみつの壁紙 or Morphica have ads?

Neither ひみつの壁紙 nor Morphica shows ads.

### Which is updated more often, ひみつの壁紙 or Morphica?

ひみつの壁紙 ships an update every 5 months, and Morphica fortnightly. Most recently, ひみつの壁紙 was updated on October 14, 2026 and Morphica on October 12, 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.*