RaceChrono Pro vs OnTrack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RaceChrono Pro
This app serves as a comprehensive lap timer and data logger for motorsports, enabling users to record and analyze performance. It offers video recording with data overlays and supports a wide range of external GPS and OBD-II devices for enhanced accuracy.
- Lap timing with sectors and optimal lap
- Track library with over 2600 pre-made tracks
- Data analysis with synchronized graphs and maps
- Predictive lap timing
- Video recording with data overlay
- Support for external GPS and OBD-II devices
- Unlimited session length
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RaceChrono Pro is a versatile lap timer, data logging and data analysis app designed especially for use in motorsports, replacing your traditional lap timers and data loggers. The RaceChrono Pro app also enables you to record videos and overlay them with the logged data. RaceChrono apps have a strong following, currently over 100000 active users. If you look around at pits during your race or track day, chances are that you’ll see someone using RaceChrono. Even many professionals, such as factory test drivers and race driving instructors, are known to use this app! No matter whether you ride motorbikes, drive go-karts or cars, on closed circuit or special stage tracks – this is the motorsports app for you. RaceChrono Pro has following major features: • Lap timing with sectors and optimal lap • Track library of over 2600 pre-made race tracks • Custom user defined circuit and point-to-point tracks • Smoothly scrolling data analysis with synchronised graph, X/Y graph, map, video and comparison video • Predictive lap timing and time delta graph • Hardware accelerated video export with configurable data overlay • Multiple camera recording and picture-in-picture video export • Video recording using internal camera • Linking and synchronising video files from almost all action cameras • Support for external GPS receivers; Dragy Pro/DRG70/DRG70-C/Lite, RaceBox Mini/Mini S/Micro, Qstarz BL-818GT/BL-1000GT/LT-8000GT, Columbus P-9 Race, Dual XGPS 150/160, VBOX Sport, Garmin GLO • Support for OBD-II readers; OBDLink MX+ Bluetooth, OBDLink CX Bluetooth, Dragy OBD, Vgate vLinker FS, Vgate vLinker/iCar BLE, PLX Kiwi 3/4, Carista OBD2 Bluetooth, Tonwon BLE 1/2/Pro, Veepeak OBDCheck BLE, UniCarScan UCSI-2000, OBDLink MX Wi-Fi, generic Wi-Fi OBD-II • Support for Bluetooth LE heart rate monitors • Unlimited session length, good for 24 hour races • Session data export in .ODS (session summary for Excel), .NMEA, .VBO and .CSV formats
OnTrack
Monitor your car's real-time performance data on the racetrack with this CarPlay-enabled app. Set custom alerts for critical parameters like temperature to optimize your vehicle's performance and stay focused on the road.
- CarPlay integration
- Real-time performance monitoring
- Engine RPM, coolant temperature, oil pressure
- Customizable temperature alerts
- Instant notifications for threshold breaches
- User-friendly display
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Discover our revolutionary new CarPlay-enabled app that takes your racing experience to the next level. Seamlessly connecting to your car's OBD interface, our app provides real-time access to critical data essential for a successful race. With our app, you can effortlessly monitor your car's performance on the racetrack. Keep tabs on engine RPM, coolant temperature, oil pressure, and more, all displayed in a user-friendly format that allows you to stay focused on the road ahead. But that's not all – we've recently added an exciting feature! You can now set custom alerts for temperature values. Whether it's coolant temperature, oil temperature, or any other crucial parameter, you have the power to define limits and receive instant notifications when those values go above your specified thresholds. This level of control ensures you stay informed and can take immediate action to optimise your vehicle's performance. What's even better? Our app seamlessly integrates with CarPlay, offering an even more convenient way to keep an eye on your car's performance. Display all the essential information from our app directly on your car's dashboard screen. This means you can maintain your focus on the road and have real-time performance data at your fingertips. Why wait? Download our app today and elevate your racing game. With our app, you'll have everything you need to dominate the track, set alerts for temperature values, and stay ahead of the competition. ** Requires a Bluetooth 4.0 OBD adapter to function. ** EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: OnTrack at Free against RaceChrono Pro's $19.99. RaceChrono Pro's advantage is rating (4.7 vs 3.3) and review sentiment (57% vs 37%). On update cadence, ads, in-app purchases and monetization model 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
OnTrack is free to download; RaceChrono Pro costs $19.99 up front. RaceChrono Pro sells 3 one-off in-app purchases and OnTrack sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
RaceChrono Pro holds the better App Store score, 4.7 against 3.3. Both are backed by a comparable volume of ratings — 184 and 57 respectively. Written reviews point the same way: 57% of RaceChrono Pro's written reviews are positive against 37% of OnTrack's.
RaceChrono Pro ships an update monthly, OnTrack every 4 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | RaceChrono Pro | OnTrack |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 4.7 (184 ratings) — better | 3.3 (57 ratings) |
| Positive reviews | 57.4% of reviews — better | 37.3% of reviews |
| Number of ratings | 184 — better | 57 |
| Update frequency | Monthly | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | #12 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.6 — better | 18.6 |
| Further details — not scored | ||
| Size | 43 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | RaceChrono Oy | OnTrack Apps Limited |
Customer experience
RaceChrono Pro
OnTrack
Bugs and requests
RaceChrono Pro
Not enough reviews yet to summarise bugs or requests.
OnTrack
Reported bugs
19 issues- Lost connections with Vgate Pro
- App crashes as soon as it connects to OBD2 reader since iOS 18
- Öltemperatur (Oil temperature) not read for VW/Audi vehicles
- Boost bar maxes at 1.5 bar / 22.3psi
- Not connecting to OBDLink CX
Show 14 moreShow fewer
- Not connecting to OBDLink CX or BlueDriver
- App crashes when trying to connect Bluetooth device
- App crashes when sorting fields in dashboard
- Certain values cannot be retrieved from OBD interface
- No readings, inaccurate oil and coolant temperatures
- App not appearing in CarPlay customization menu
- Connection problems with OBDLink MX+
- No data displayed for 2015 VW T5.1 after purchasing premium
- App barely works, tried 3 OBD modules, worked with one once
- Check engine light codes are incorrect (P1700 vs P0117)
- Will not connect with OBDLink MX+ or Vgate Icar Pro
- Does not work with Bluetooth 5.0
- WiFi Version needed
- Can’t tell if it works, unpaid version allows only two sensors
Requested features
11 requests- Add gauges instead of numbers for CarPlay
- Add more PIDs (e.g., exhaust gas temperature, transmission temp)
- Vehicle selector
- Support landscape mode
- Add custom PIDs for vehicle-specific measurements
Show 6 moreShow fewer
- Add light mode
- Add smaller format windows for CarPlay
- Add EV specific measurements (battery temp, state of charge, etc.)
- Add transmission temperature display
- Add oil temperature display for VW/Audi
- Allow single purchase for limited values
In-app purchases
RaceChrono Pro
- Reference session 3$0.99
- Reference session 2$4.99
- Reference session 1$8.99
OnTrack
- Monthly$3.991 Month
- Yearly - Best Value7 Days trial$29.991 Year
Questions
Is RaceChrono Pro free?
Is OnTrack free?
Which has better reviews, RaceChrono Pro or OnTrack?
Do RaceChrono Pro or OnTrack have ads?
Which is updated more often, RaceChrono Pro or OnTrack?
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