XOSS vs ARadar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
XOSS
Record and analyze your outdoor sports activities with detailed metrics like speed, cadence, and heart rate. Plan routes, sync data from various bike computers, and share your progress with friends. Offers advanced data analysis with charts and GPS tracking.
- Syncs with bike computers
- Records workout data
- Advanced data analysis
- GPS tracking on map
- Route planning
- Syncs with Strava/TrainingPeaks
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XOSS is an "ALL IN ONE" application specialised in cycling and other outdoor activities. With XOSS you can do: - Data syncing from verified bike computers. Including: XOSS, CooSpo, CYCPLUS, etc.. - Workouts recording with all the data you need for free: Speed, Cadence, Power, Heart-rate, Elevation, Calories, Distance, Time, etc... - Advanced data analyzing with charts and graphics. GPS track on map, Elevation, Speed, Cadence, Heartrate Charts, Training zone analysis(Heart-rate, Power), and much more is coming! - Sync with other apps like STRAVA, TRAININGPEAKS. - Share with your friends by connecting to Strava and Training Peaks or share your workouts to social media. - Route planning before your journey. - XOSS uses Health Kit to export your activities into the Health app and to read heart rate. Follow us on FB and IG: xoss.co. More information is available at https://www.xoss.co
ARadar
Enhance your cycling safety by connecting compatible radar devices directly to your Apple Watch. Receive vibration and audio alerts for approaching objects, view ride statistics, and sync workout data to health apps.
- Direct Apple Watch radar connection
- Vibration and audio alerts
- Overtaking statistics
- Health App and Strava sync
- Cadence sensor auto-connection
- Mirror view on iPhone
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Improve your safety with the ARadar app! Connect your Garmin Varia™ (only models with bluetooth!) to your Apple Watch directly without using iPhone or any other Garmin device (no needs for a Garmin Watch or a Garmin cyclocomputer anymore!) It's the perfect companion for every bike commuter! Also Bryton Gardia R300 is compatible! Added also eRTL615 It will vibrate and ring the Apple Watch when an object is approaching and you can have also Voice Feedback! You will see also statistics about overtaking during the ride! The app also save workouts (heart rate and gps information) to Health App and Strava! Other features: - Cadence sensor auto connection supported - Mirror view on your iphone ARadar is not affiliated with or endorsed by any subscription service or maker of exercise equipment.
Screenshots
Verdict
The clearest difference is price: XOSS at Free against ARadar's $5.99. XOSS also leads on ratings volume (397 vs 78). ARadar's advantage is review sentiment (72% vs 52%) and chart position (#47 vs unranked). On rating, update cadence, ads and in-app purchases 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
XOSS is free to download; ARadar costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.4 for XOSS against 4.4 for ARadar. That said, the two scores are not equally well evidenced: XOSS has 397 ratings behind it against 78, so its average is the more settled of the two. Written reviews are what separate them: 52% of XOSS's written reviews are positive against 72% of ARadar's.
XOSS ships an update every 6 weeks, ARadar every 3 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | XOSS | ARadar |
|---|---|---|
| Price | Free — better | $5.99 |
| Rating | 4.4 (397 ratings) — better | 4.4 (78 ratings) |
| Positive reviews | 52.3% of reviews | 72.3% of reviews — better |
| Number of ratings | 397 — better | 78 |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | — | #47 — better |
| Devices | iPhone | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 18 | 15.4 — better |
| Further details — not scored | ||
| Size | 110 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | XOSS HONG KONG CO., LIMITED | Roberto Viola |
Customer experience
XOSS
ARadar
Bugs and requests
XOSS
Reported bugs
4 issues- App crashes after recent updates
- Unable to update device firmware on iOS
- Sensor connectivity problems
- Incorrect distance/speed measurements
Requested features
4 requests- Add more detailed metrics (e.g. elevation, power)
- Improve route editing and privacy controls
- Introduce automatic sync options
- Provide more comprehensive data export capabilities
ARadar
Not enough reviews yet to summarise bugs or requests.
In-app purchases
XOSS
No in-app purchases
ARadar
No in-app purchases








