# FULLMARKS vs Seakong公式アプリ

FULLMARKS and Seakong公式アプリ are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FULLMARKS ships an update every 16 months, Seakong公式アプリ every 18 months. The most recent releases landed on September 13, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | FULLMARKS | Seakong公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 16 months** | Every 18 months |
| Size | 2 MB | 12 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [有限会社フルマークス](https://appshunter.io/developer/1466736471) | [FOURTH CO.](https://appshunter.io/developer/1541996064) |

## What reviewers say

### FULLMARKS

[App page](https://appshunter.io/ios/app/fullmarks/id1466736472)

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

**In-app purchases:** none


### Seakong公式アプリ

[App page](https://appshunter.io/ios/app/seakong/id1541996062)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FULLMARKS free?

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

### Is Seakong公式アプリ free?

Seakong公式アプリ is free to download, with no in-app purchases.

### Do FULLMARKS or Seakong公式アプリ have ads?

Neither FULLMARKS nor Seakong公式アプリ shows ads.

### Which is updated more often, FULLMARKS or Seakong公式アプリ?

FULLMARKS ships an update every 16 months, and Seakong公式アプリ every 18 months. Most recently, FULLMARKS was updated on September 13, 2026 and Seakong公式アプリ on September 5, 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.*