# DiagServer App vs Ready4Sea

The clearest difference is in-app purchases: DiagServer App at none against Ready4Sea's 2. Ready4Sea's advantage is update cadence (fortnightly vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ready4Sea sells 2 in-app purchases, starting at $39.99 per year. DiagServer App asks for nothing beyond the download.

DiagServer App ships an update every 7 months, Ready4Sea fortnightly. The most recent releases landed on September 8, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | DiagServer App | Ready4Sea |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ready4sea/id1626746852/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 21 MB | 83 MB |
| Requires iOS | **13.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INSTIT EUROPEEN SURVEILL PREDICT](https://appshunter.io/developer/1158028732) | [SAS Ready4Sea](https://appshunter.io/developer/1626746854) |

## What reviewers say

### DiagServer App

[App page](https://appshunter.io/ios/app/diagserver-app/id1158028733)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ready4Sea

[App page](https://appshunter.io/ios/app/ready4sea/id1626746852)

This app helps you manage the maintenance and upkeep of your boat, car, or home. It provides customized schedules, reminders, and detailed logs for all your assets, ensuring they are always in top condition and increasing their resale value.

**Highlights:** Asset maintenance scheduling, Customized task reminders, Comprehensive maintenance logs, Onboard equipment inventory, Engine hour tracking, Pre-defined checklists for operations

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ready4Sea Standard | $39.99 | per year |
| Ready4Sea Premium | $79.99 | per year |


## Frequently asked questions

### Is DiagServer App free?

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

### Is Ready4Sea free?

Ready4Sea is free to download, with in-app purchases available.

### Do DiagServer App or Ready4Sea have ads?

Neither DiagServer App nor Ready4Sea shows ads.

### Which is updated more often, DiagServer App or Ready4Sea?

DiagServer App ships an update every 7 months, and Ready4Sea fortnightly. Most recently, DiagServer App was updated on September 8, 2026 and Ready4Sea on September 15, 2026.

---

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