RaceOSW vs TrackR Performance
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RaceOSW
Access drag racing timeslip results from Orlando Speed World. View weather conditions, search for specific car timeslips, and access qualification and ladder reports. Scan your QR code for NOTime TimeSlips.
- View racing timeslip results
- Check weather conditions
- Search timeslips by car number
- Access qualification reports
- Scan QR code for NOTime TimeSlips
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This is an app that display racing timeslip results at the Orlando Speed World race track. Swipe to the right to see the weather conditions at the race track. Swipe to the left to search timeslips for a specific car#. Touch the blue button to get qualification, pairing and ladder reports. Touch the QRCode to scan your QRCode for your NOTime TimeSlips. Check out the whole app running in this video: https://youtu.be/fr9ygVBFbKc You can review our "Terms of Use" here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ You can review our "Privacy Policy" here: https://www.dynogeeks.com/privacy.html
TrackR Performance
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TrackR is the bracket racer's data logbook and dial-in predictor — built by racers, for racers. Log every pass in seconds, let TrackR learn your car, and walk up to the lanes knowing your number. Every ET prediction is backed by real math — no black box. PREDICT YOUR DIAL-IN • ET predictions from density altitude, your reference runs, and wind • See the breakdown behind every number: reference run + air + wind • Confidence grows the more you log • 1/8 and 1/4 mile kept separate — never mixed LOG RUNS FAST • Snap your timeslip and let TrackR read it for you • Automatic weather and density altitude at your track • Capture 60-foot, splits, MPH, reaction time, dial-in, and finish margin • Win/loss and round-by-round history KNOW YOUR CONDITIONS • Live density altitude for your track • Hourly ET forecast — find the best window to run • Weather what-if simulator: see how cooler air or a headwind moves your ET TRACK YOUR CAR • Full car profile and setup baselines • Maintenance reminders by runs, race days, calendar, and season • A setup snapshot saved with every pass MORE • 1,000+ US drag strips built in • Import Racepak data logger files • Clean, fast, dark interface made for the lanes Have a feature request or found a bug? The in-app feedback button comes straight to our team. Stop guessing. Make race-day calls from your own data.
Screenshots
Verdict
The clearest difference is in-app purchases: TrackR Performance at none against RaceOSW's 2. RaceOSW's advantage is update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement 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. RaceOSW sells 2 in-app purchases, starting at $4.99 per month. TrackR Performance asks for nothing beyond the download.
RaceOSW ships an update every 4 days, TrackR Performance every 3 weeks. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.
| Parameter | RaceOSW | TrackR Performance |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (8 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 4 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 17 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Stephan Monette | Dana Leonard |
In-app purchases
RaceOSW
- RaceOSW Sharing Premium$4.991 Month
- Premium Access$8.991 Year
TrackR Performance
No in-app purchases









