# BRPDiag vs Hydrodrags

The clearest difference is update cadence: Hydrodrags at monthly against BRPDiag's every 3 months. BRPDiag's advantage is iOS requirement (5.1.1 vs 13.0). 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.

BRPDiag ships an update every 3 months, Hydrodrags monthly. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | BRPDiag | Hydrodrags |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brpdiag/id794890953/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 36 MB | 98 MB |
| Requires iOS | **5.1.1** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [V-tech Tuning S.C.](https://appshunter.io/developer/786006178) | [Koester Ventures Inc](https://appshunter.io/developer/1653225636) |

## What reviewers say

### BRPDiag

[App page](https://appshunter.io/ios/app/brpdiag/id794890953)

This application acts as a data logger for Sea Doo watercrafts, helping owners monitor performance and prevent costly repairs. It records information from onboard sensors and external sensors, providing real-time data and downloadable logs for analysis.

**Highlights:** Real-time data logging, Onboard sensor monitoring, External sensor support (Lambda/AFR), Record to internal memory, Online log viewing, Downloadable Excel logs

**Features:** macOS Compatibility

**In-app purchases:** none


### Hydrodrags

[App page](https://appshunter.io/ios/app/hydrodrags/id6759012656)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BRPDiag free?

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

### Is Hydrodrags free?

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

### Do BRPDiag or Hydrodrags have ads?

Neither BRPDiag nor Hydrodrags shows ads.

### Which is updated more often, BRPDiag or Hydrodrags?

BRPDiag ships an update every 3 months, and Hydrodrags monthly. Most recently, BRPDiag was updated on October 10, 2026 and Hydrodrags on October 7, 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.*