# Yomiko vs Hipocampus

The clearest difference is in-app purchases: Yomiko at none against Hipocampus's 3. Yomiko also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (12.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Hipocampus sells 3 in-app purchases, starting at $2.99 per month. Yomiko asks for nothing beyond the download.

Yomiko ships an update fortnightly, Hipocampus every 2 months. Both last shipped on October 9, 2026.

## The numbers

| Metric | Yomiko | Hipocampus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/yomiko/id6479948156/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | — |
| Size | 30 MB | 3 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Oleg Rakovich](https://appshunter.io/developer/1697462622) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### Yomiko

[App page](https://appshunter.io/ios/app/yomiko/id6479948156)

Discover a vast library of Japanese stories tailored to your reading level, from beginner to intermediate. Get instant translations and explanations for tricky sentences to enhance your learning experience. Make mastering Japanese vocabulary and grammar enjoyable and efficient.

**Highlights:** Personalized story library, Adjustable difficulty levels, Instant sentence translation, Grammar and vocabulary breakdown, Engaging reading journey

**In-app purchases:** none


### Hipocampus

[App page](https://appshunter.io/ios/app/hipocampus/id6772046372)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hipocampus Pro Monthly | $2.99 | per month |
| Hipocampus Pro Yearly | $19.99 | per year |
| Hipocampus Pro Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is Yomiko free?

Yomiko is free to download, with no in-app purchases.

### Is Hipocampus free?

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

### Do Yomiko or Hipocampus have ads?

Neither Yomiko nor Hipocampus shows ads.

### Which is updated more often, Yomiko or Hipocampus?

Yomiko ships an update fortnightly, and Hipocampus every 2 months. Most recently, Yomiko was updated on October 9, 2026 and Hipocampus on October 9, 2026.

---

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