# リザーブキーパー CTI vs Aisea Crew 船舶用アプリ

The clearest difference is update cadence: Aisea Crew 船舶用アプリ at every 2 weeks against リザーブキーパー CTI's every 11 months. On price, ads, in-app purchases and device support there is nothing between them.

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

リザーブキーパー CTI ships an update every 11 months, Aisea Crew 船舶用アプリ every 2 weeks. The most recent releases landed on September 28, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | リザーブキーパー CTI | Aisea Crew 船舶用アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 weeks** |
| Size | 5 MB | 32 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [株式会社エアネット](https://appshunter.io/developer/1195517891) | [Aidea Inc.](https://appshunter.io/developer/1454632788) |

## What reviewers say

### リザーブキーパー CTI

[App page](https://appshunter.io/ios/app/cti/id1195517892)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aisea Crew 船舶用アプリ

[App page](https://appshunter.io/ios/app/aisea-crew/id6447220575)

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

**In-app purchases:** none


## Frequently asked questions

### Is リザーブキーパー CTI free?

リザーブキーパー CTI is free to download, with no in-app purchases.

### Is Aisea Crew 船舶用アプリ free?

Aisea Crew 船舶用アプリ is free to download, with no in-app purchases.

### Do リザーブキーパー CTI or Aisea Crew 船舶用アプリ have ads?

Neither リザーブキーパー CTI nor Aisea Crew 船舶用アプリ shows ads.

### Which is updated more often, リザーブキーパー CTI or Aisea Crew 船舶用アプリ?

リザーブキーパー CTI ships an update every 11 months, and Aisea Crew 船舶用アプリ every 2 weeks. Most recently, リザーブキーパー CTI was updated on September 28, 2026 and Aisea Crew 船舶用アプリ on September 9, 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.*