# BRPDiag > Sea Doo watercraft data logger for performance monitoring and diagnostics. (iPhone/iPad app by V-tech Tuning S.C..) - Source: https://appshunter.io/ios/app/brpdiag/id794890953 (this page in markdown: same URL + `.md`) - Developer: [V-tech Tuning S.C.](https://appshunter.io/developer/786006178) - Category: Sports, Utilities - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 5.1.1 · 36 MB - Languages: American English - Released: 2014-01-17 - Data updated: 2026-07-04 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/brpdiag/id794890953/reviews.md ## What is BRPDiag? Link for login to server: www.vtechtuning.us/brpdiag Data logger for Sea Doo watercrafts! No matter if you run a stock or tuned PWC. Data logging can save you big money by avoiding costly repairs and giving you optimum performance. Now you can log you PWC and see what is going on before something happens! - Is the fuel mixture to rich or lean? - Is the intercooler working properly? - What intake temperature do you have? - What boost pressure do you have? - Is ECU closing the throttle? This and much more info can be recorded from onboard sensors and added lambda/ afr sensor. The logger is very easy to operate and install .It connects to watercraft via OBD connector. By this connector it gets power and onboard sensors, logger have a built in lambda / afr controller with quick connector for LSU 4.2. You can view values in real time while you drive the ski, you can also record to the loggers internal memory. The sampling time is up to 20 times / sec! So you can have a very good resolution on the data. This is very good for acceleration runs where you need as much data as possible. These logs can then be viewed online on our server and also downloaded as excel files to study. The data logger works with both stock and tuned watercrafts. From 2004-2013 Know what is happening BEFORE it breaks! ## Key features - Real-time data logging - Onboard sensor monitoring - External sensor support (Lambda/AFR) - Record to internal memory - Online log viewing - Downloadable Excel logs ## Frequently asked questions about BRPDiag ### What is BRPDiag used for? BRPDiag is a data logger for Sea Doo watercrafts. It helps you monitor engine performance, fuel mixture, intercooler function, intake temperature, and boost pressure to prevent costly repairs and ensure optimal performance. ### What watercraft models does BRPDiag support? BRPDiag supports Sea Doo watercrafts manufactured between 2004 and 2013. It works with both stock and tuned models. ### How does BRPDiag connect to the watercraft? The logger connects to your watercraft via the OBD connector. This connector provides power and access to onboard sensors. It also features a built-in lambda/AFR controller with a quick connector for an LSU 4.2 sensor. ### Can I see data in real-time with BRPDiag? Yes, you can view sensor values in real-time while operating your watercraft. The logger can also record this data to its internal memory with a sampling time of up to 20 times per second for high-resolution data. ### Where can I view the logged data? The logged data from BRPDiag can be viewed online on the V-tech Tuning server. You can also download these logs as Excel files for further study and analysis. ### Does BRPDiag have ads? No, BRPDiag does not contain advertisements. It is a free application designed to provide diagnostic and performance monitoring for your watercraft. ### What is the update frequency for BRPDiag? The latest version of BRPDiag is version 8, which was last updated on July 30, 2015. Future updates may be released by the developer, V-tech Tuning S.C. ### What is the age rating for BRPDiag? BRPDiag has an age rating of 4+, making it suitable for users of all ages. It is available on iPhone and iPod devices. ## Version history (last 5 releases) ### 8 — 2015-07-30 This app has been updated by Apple to display the Apple Watch app icon. 3 new log values added: - Torque before slope lim. - Desired torque - Optimum torque ### 6 — 2015-05-11 Dynamic memory and automatic logging. ### 5 — 2014-12-10 New engine values added. ### 4 — 2014-11-17 Adjusted layout for iOS 7 or higher. ### 3 — 2014-10-10 Fixed display problems on iPhone5, screensaver disabled. ## Apps similar to BRPDiag | App | Rating | Price | Category | | --- | --- | --- | --- | | [Hydrodrags](https://appshunter.io/ios/app/hydrodrags/id6759012656) | — | Free | Sports | | [SquadProfile - Lacrosse Stats](https://appshunter.io/ios/app/squadprofile-lacrosse-stats/id1450082660) | 4.4 (21) | Free | Sports | | [Lacrosse Scorebook+](https://appshunter.io/ios/app/lacrosse-scorebook-plus/id1544624638) | 4.4 (14) | Free | Sports | | [IWA Events](https://appshunter.io/ios/app/iwa-events/id1524699423) | — | Free | Sports | | [ChromeBattery Now](https://appshunter.io/ios/app/chromebattery-now/id1659325456) | 2.2 (5) | Free | Sports | | [Wellsboro Hornets](https://appshunter.io/ios/app/wellsboro-hornets/id6476780332) | — | Free | Sports | ## More apps by V-tech Tuning S.C. - [Box Manager](https://appshunter.io/ios/app/box-manager/id786006175) - [Box Manager BT](https://appshunter.io/ios/app/box-manager-bt/id1021533347) - [DTK Box Manager BT](https://appshunter.io/ios/app/dtk-box-manager-bt/id1023692794) - [Accelev](https://appshunter.io/ios/app/accelev/id1619594086) - [VtechBoxManager](https://appshunter.io/ios/app/vtechboxmanager/id1626232756) All apps by V-tech Tuning S.C.: https://appshunter.io/developer/786006178 ## Related topics [seadoo brp](https://appshunter.io/ios/topics/seadoo-brp) · [srwc go](https://appshunter.io/ios/topics/srwc-go) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-04.*