dragy Connect vs Quartermile.app
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
dragy Connect
This GPS-based performance meter allows users to track various acceleration metrics like 0-60mph and 1/4 mile times. It enables sharing performance data on leaderboards and videos with real-time overlays. A dedicated hardware device is required for testing.
- Track 0-60mph, 1/4 mile, and more
- GPS-based performance measurement
- Share results on leaderboards
- Create videos with real-time data
- Requires dedicated dragy device
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Ready to test your 1/4 mile performance with dragy? Dragy is a GPS based performance meter. Track your 0-60mph, 60-130mph, 0-130mph, 1/4 mile, 1/2 mile performance. Share the performance on the leaderboard. Share videos with real-time speedometer and performance report. ***Note: Dragy DEVICE IS REQUIRED for performance testing. Dragy is available on www.goDragy.com
Quartermile.app
Measure your vehicle's performance with your iPhone's sensors and GPS. Track acceleration, top speed, and lap times across various vehicle types. Analyze your runs with detailed statistics and compare your performance.
- 0-60 mph acceleration tracking
- Quarter mile drag race timing
- Multi-lap circuit timing
- Vehicle performance statistics (G-force, speed)
- Automatic run detection
- Support for various vehicle types
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How fast is your vehicle over a quarter mile, from 0 to 60 mph, over a self-determined distance or during three laps on a track? With Quartermile.app you can answer these questions and more! Quartermile.app uses your iPhone's sensors and GPS to give you an accurate picture of your vehicle's performance - whether it's a scooter, a car or a motorcycle. No additional receivers or antennas are needed! Due to a clean design and an automatic start you can fully concentrate on the road and still have all the important values of your run in sight. Choose between three modes: - Drag Race: Test how long it takes you to drive a set distance and which top speed is reached at the finish line - Acceleration: Record how fast your target speed is reached - either with a standing start or while driving with a flying start - Circuit: Record your track, make your rounds and get your best time This is how easy it is to capture your run with Quartermile.app: 1. Drive to the start line 2. Position your iPhone for maximum GPS reception in a place where it is safe and steady during the recording 3. Start the run - your iPhone will calibrate itself automatically 4. Recording will start automatically with the first acceleration of your vehicle 5. Your position, current speed and progress is presented to you in a clear way 6. Complete your run Analyze your performance using various statistics such as G-force, maximum speed, average speed, wind and weather. Not satisfied with your ride? Get back to the start, try again! Quartermile.app is made to support a wide range of vehicles - whether it has two, four or eight wheels. As long as it's driving and your iPhone has GPS reception, you can use Quartermile.app to record it. With the free version, you can use all modes with default values! With our one-time In-App Purchase you unlock all additional values. Important: Remember to obey the traffic laws and other applicable laws and to use the Quartermile.app only on closed areas, in compliance with the laws and rules applicable there. Note: Please note that an iPhone alone cannot replace expensive measuring equipment from motorsport. With the Quartermile.app we want to give you a simple and comparable tool, which you can use anytime and as simple as possible. We have noticed that on older devices the values differ more than on new iPhones. This is only a difference of a few meters, but we would still like to inform you about it. We are also working on improvements in data accuracy. All updates and improvements will be of course free of charge. Just try Quartermile.app for free and give us feedback in the app about your measurements and what features or improvements you would like to see in the future. Of course, we would also appreciate a positive review! Have fun and enjoy your ride! In-App Purchases: Unlock Quartermile Premium to have the maximum driving fun. Subscriptions renew on a monthly or yearly basis until you cancel them on the App Store. If you have any questions or suggestions, feel free to send feedback in the app or email us at support@quartermile.app. Privacy Policy: https://www.quartermile.app/legal/privacy-policy Terms of Use: https://www.quartermile.app/legal/terms-of-use
Screenshots
Verdict
The clearest difference is rating: Quartermile.app at 3.9 against dragy Connect's 2.4. dragy Connect's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Quartermile.app sells 3 in-app purchases, starting at $0.99 per month. dragy Connect asks for nothing beyond the download.
Quartermile.app holds the better App Store score, 3.9 against 2.4. Both are backed by a comparable volume of ratings — 21 and 7 respectively. Written reviews point the same way: 23% of dragy Connect's written reviews are positive against 25% of Quartermile.app's.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | dragy Connect | Quartermile.app |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (21 ratings) | 3.9 (7 ratings) — better |
| Positive reviews | 23.3% of reviews | 25.0% of reviews — better |
| Number of ratings | 21 — better | 7 |
| Update frequency | Monthly | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 71 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Harbin Qirui Technology Company With Limited Liability. | SIP Scootershop |
Customer experience
dragy Connect
Quartermile.app
Bugs and requests
dragy Connect
Reported bugs
5 issues- App crashes when trying to access leaderboards
- Inability to log in or create an account
- Inconsistent gradient measurements
- Video recording feature not working properly
- Saved data/times disappearing or not syncing
Requested features
6 requests- Add search and filtering options for leaderboards
- Improve video recording and export functionality
- Implement support for multiple vehicles
- Add option to disable voice announcements
- Provide data export capabilities (CSV, etc.)
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- Improve app stability and performance
Quartermile.app
Not enough reviews yet to summarise bugs or requests.
In-app purchases
dragy Connect
No in-app purchases
Quartermile.app
- 1 Month$0.991 Month
- 1 Year$8.991 Year
- Unlock all modes$1.99









