TrackNinja vs Razorline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrackNinja
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TrackNinja is a race car data app designed to help grassroots drivers extract better on-track performance from their track days and race weekends through data input and analysis. Use our Data Garage to input any metrics about your vehicle from setup numbers, aftermarket parts, and tire sets. Keep track of cold and hot pit data throughout a weekend or across a season and visualize what lap time gains were made from any setup changes through the GPS Lap Timer. The flow of the app is simple: Enter your vehicle information, setup data, and any upgrades or modifications you have and save them in the Data Garage. Select a tire set and hit the track using the GPS Lap Timer to save your on-board video and lap times for review. As you come off the track, enter your Hot Pit Data to gather accurate information about how the vehicle performed. Adjust your setup, update the Data Garage, and hit the track again. Your setup sheets are immediately saved to the cloud and can be compared to each other as soon as you’re back in the paddock. Data Garage Utilize the features of our Data Garage to help increase your organization and efficiency and improve your lap times Enter and track car setup information including tires, engine, suspension, drivetrain, brakes, aero and safety. GPS Lap Timer Use our track database or create your own circuit or point-to-point track Keep track of your lap times throughout each event, separated by session, with GPS and speed trace graphs On-board video recorded from your phone’s camera automatically syncs to each lap* Parts and Upgrades Enter all of your OEM parts or aftermarket modifications into the Data Garage and track your vehicle’s development progress, tied to each session and lap time to correlate gains Save vehicle configurations including racing group, vehicle type, and customize every component Car Setup Visualize your car’s setup data in each session, from Cold Pit Data before the car hits the track to Hot Pit Data and see where the car is at throughout a weekend Tire Inventory Optimize your tire usage by keeping track of mileage, heat cycles, laps completed, and more per set of tires Fuel Calculator Get an idea of how much fuel to run in each session with our fuel calculator including warmup or cooldown laps Save Multiple Vehicles* Switch between vehicles so your data is kept clear for every car you take out on track Checklists Get an idea of what to bring to the track for spares, consumables, tools, and more Create your own custom checklists for every event* Leaderboard See how you stack up against other drivers at the same tracks as you *Requires paid subscription This app offers auto-renewable subscriptions. Subscriptions include: - Epic Monthly: One Month, $9.99 - Epic Yearly: One Year, $99 For more information: - Terms of Use: https://trackninja.io/savetrackninja/end-user-license-agreement - Privacy Policy: https://trackninja.io/savetrackninja/privacy-policy
Razorline
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Razorline combines a GPS lap timer, driving dashboard and OBD2 telemetry for track days and closed circuits. Record laps and sectors, follow your live delta and review your driving data. Use your phone GPS without an OBD adapter, or try the built-in simulator before connecting your vehicle. LAP TIMING AND GPS • Draw, record or import a route and set start, finish and sector lines. • View current lap, best lap, theoretical best and live sector times. • Record Tours and revisit their routes, telemetry and speed heatmaps. • Use your iPhone GPS. Keep the app and screen active while recording. OPTIONAL OBD2 TELEMETRY Connect a compatible ELM327 adapter via BLE or Wi-Fi. See supported values such as RPM, throttle, coolant temperature and vehicle speed, and read diagnostic trouble codes. Available data depends on your vehicle and adapter; not every car supports every sensor. DASHBOARD, REPLAY AND CHALLENGES Follow speed, RPM, G-force, lap time and route on the dashboard and HUD. Review sessions with synchronized maps and charts, compare laps and vehicles, or follow reference ghost laps and share Razorline challenge files. The HUD editor, advanced analysis, comparisons and ghosts require Premium. VEHICLE CARE Keep profiles for cars or motorcycles and track tire mileage, component distance and time since service. Add distance manually when you drive without the app. Wear percentages are estimates based on your own distance/time limits and recorded use, not measurements of a part’s physical condition. Tires and engine oil maintenance are included for free. Premium unlocks the other maintenance components and custom items. Without Premium those cards show a blurred preview; existing data and automatic counters are preserved. VIDEO AND EXPORTS Optional phone-camera and compatible GoPro recording are beta features. Import a video and add synchronized telemetry in the editor. Create 9:16 highlights from your own photos or videos. Premium includes camera tools and advanced CSV, GPX, VBO and NMEA exports. FREE AND PREMIUM The free plan includes lap timing, maps, basic OBD2, tires, engine oil maintenance, up to 2 saved routes, 1 vehicle and 1 saved Tour with review and heatmap. Razorline Premium adds unlimited saved routes, vehicles and Tours, full component maintenance, HUD editing, ghosts and challenges, advanced replay, comparisons, exports and OBD2 tools. Subscription terms are shown before purchase. Restore purchases in the app and manage or cancel your subscription in Apple Account settings. NO ACCOUNT REQUIRED Available in English, Italian, German, French, Spanish, Brazilian Portuguese, Japanese and Korean. Recorded sessions stay on your device unless you choose to export or share them. Configure the app while stationary. Use performance features only on closed circuits or private areas closed to traffic. Follow local laws and never interact with the phone while driving. GPS and OBD readings depend on hardware and conditions and do not replace certified instruments, inspections or professional diagnosis. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Razorline at weekly against TrackNinja's every 7 months. Razorline also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases 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. TrackNinja sells 2 in-app purchases, starting at $9.99 per month and Razorline sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
TrackNinja ships an update every 7 months, Razorline weekly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.
| Parameter | TrackNinja | Razorline |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 79 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | TrackNinja Inc. | Federico Gusmeroli |
In-app purchases
TrackNinja
- Epic Monthly Plan7 Days trial$9.991 Month
- Epic Yearly Plan7 Days trial$99.991 Year
Razorline
- Razorline Premium3 Days trial$3.991 Month









