# GT Launch — GPS performance meter > GPS performance meter for drag and track racing with data analysis and community sharing. (iPhone/iPad app by Blueberry Technology LLC.) - Source: https://appshunter.io/ios/app/gt-launch/id6466036825 (this page in markdown: same URL + `.md`) - Developer: [Blueberry Technology LLC](https://appshunter.io/developer/1706838110) - Category: Entertainment - Price: Free - Rating: 4.00/5 from 4 App Store ratings · 2 written reviews indexed - Age rating: 17+ - Requires: iOS 15.6 · 69 MB - Languages: American English - Released: 2023-10-02 - Data updated: 2026-09-15 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/gt-launch/id6466036825/reviews.md ## What is GT Launch? Proprietary GPS device is required to use the App. GT-Launch is a all in one GPS performance meter which integrated with Drag and Track mode. Hi-Tech Dual band 20 Hz GPS module provides the most accurate satellite data anywhere in the world. Assisted GPS technology implementation makes satellite connection complete within few seconds. In addition, differential calculation GPS data with fixed in ground base station makes data more reliable. It is easy to use, with one click on our proprietary phone APP, you are connected. If you ever wonder what is your 0-60 or 1/4mile speed is? GT-Launch is the way to go. With few click in the APP, you are ready to roll. You can also customize any speed range or distance range in the APP to get whatever the data you desired. For the track mode, you will have more than 200 tracks in the U.S in our built in track database. You also have the flexibility to create your own track. You will get your lap time, lap trace, speed at every single corner and even overlap two laps to figure where you did better to improve your lap time. All those data are available in our track analyzer. With GT-Launch, you will get most accurate GPS data, be able to figure out if your modification works, instant access of all the driving data. Our APP also provides community for all the users to share your driving data and explore other driver's data. It is the way to go APP for anyone interested in Drag and Track racing. Please visit our website for more information www.gtlaunch.com ## Key features - GPS performance meter - Drag and Track modes - Accurate satellite data - Customizable speed/distance ranges - Built-in track database - Lap time and trace analysis - Community data sharing ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/gt-launch/id6466036825/reviews.md ### 5/5 — I like this racing app *2026-03-23* It has both drag and track function. I can visualize all my racing data on my phone and share it to social media ### 1/5 — Don’t download *2026-01-14* Just downloaded the app it does not work will not let you even make a login pretty sure my email and phone # has been sold to the highest bidder now! **Developer response:** Hi Donnie, thanks for your feedback, and sorry for the confusion. Our GPS performance system is scheduled for official launch in March 2026. The app currently available on the App Store is part of our internal testing and debugging phase, so user login is not yet enabled for the public. We want to clarify that GT Launch is a legally registered U.S. company, and we do not sell, share, or misuse any personal information. Your email or phone number has not been sold or distributed in any way. If you’re interested, please feel free to contact us at support@gtlaunch.com . We’d be happy to explain the product roadmap, and we are also offering a free professional GPS device to early users who are willing to provide feedback. Thanks again for taking the time to share your concerns. ## Frequently asked questions about GT Launch ### Does GT Launch require a proprietary GPS device? Yes, GT Launch requires a proprietary GPS device to function. This device, combined with the app, provides highly accurate satellite data for performance measurements. ### What kind of performance data can GT Launch measure? GT Launch can measure 0-60 mph times, 1/4 mile speeds, lap times, lap traces, speed at corners, and custom speed or distance ranges. ### Can I create my own tracks in GT Launch? Yes, in addition to a built-in database of over 200 US tracks, GT Launch offers the flexibility to create your own custom tracks for analysis. ### How accurate is the GPS data provided by GT Launch? GT Launch uses a hi-tech dual-band 20 Hz GPS module and assisted GPS technology for fast satellite connections. Differential calculation with fixed ground base stations further enhances data reliability. ### Is GT Launch suitable for offline use? While the app requires a GPS device for data collection, the analysis and track database features may offer some offline functionality. However, real-time data collection relies on satellite signal. ### What is the age rating for GT Launch? GT Launch has an age rating of 17+. This is likely due to the nature of the content related to high-speed driving and racing. ### How often is GT Launch updated? The latest version of GT Launch is 4.2, and it was last updated on March 25, 2026. This indicates a recent update, suggesting ongoing development and support. ### Does GT Launch have ads? No, GT Launch does not contain advertisements. The app is free to download and use without any ad interruptions. ## Version history (last 5 releases) ### 5.2 — 2026-09-13 Fix issues when add new vehicles in garage page ### 5.1 — 2026-06-23 Software anormaly fix ### 5.0 — 2026-05-28 Optimized registration process ### 4.9 — 2026-05-13 Add Race Live Function, broadcast your racing data in realtime ### 4.8 — 2026-05-11 Optimize Drag Racing Video Recording Experience ## Apps similar to GT Launch | App | Rating | Price | Category | | --- | --- | --- | --- | | [Traxxas Link](https://appshunter.io/ios/app/traxxas-link/id474948763) | 3.7 (289) | Free | Entertainment | | [RaceBox](https://appshunter.io/ios/app/racebox/id1521988789) | 3.6 (17) | Free | Entertainment | | [My Thrustmaster](https://appshunter.io/ios/app/my-thrustmaster/id1635512260) | 2.3 (19) | Free | Entertainment | | [Rally Trax](https://appshunter.io/ios/app/rally-trax/id1636631614) | — | Free | Entertainment | | [Scaletra: RC Tiny Trucking](https://appshunter.io/ios/app/scaletra-rc-tiny-trucking/id6648797652) | 3.8 (10) | Free | Entertainment | | [RealDash](https://appshunter.io/ios/app/realdash/id1088758424) | 3.7 (88) | Free | Entertainment | --- *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 2026-09-15.*