Comparison

ROTOR Power vs DATEV Challenge Roth

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ROTOR Power

This app helps cyclists optimize their performance by updating power meter firmware, checking device battery, and analyzing pedaling biomechanics. It provides real-time training data, workout history, and syncs with popular third-party fitness platforms.

Highlights
  • Firmware updates
  • Device battery check
  • Pedaling biomechanics analysis (TORQUE 360, OCA, OCP)
  • Real-time power and cadence metrics
  • Workout history and .fit export
  • Bluetooth connectivity
  • Third-party app syncing (Strava, Training Peaks)
Features
Read full description

ROTOR Power is the ideal tool to keep your power meter updated and to improve your pedaling biomechanics thanks to TORQUE 360, OCA, OCP and many more. What do we offer you? - Update the firmware when a new version is available. - Check your device battery and calibrate your ROTOR device easily step by step. - Check your OCA (Optimum Chainring Angle) and your OCP (Optimum Chainring Position) for Q Rings on your iOS devices thanks to TORQUE 360. Download the data of TORQUE 360 graph as CSV file to analyze your results. - Metrics like power or cadence could be used when you ride to improve your training sessions. - Real-time data on your sessions as every GPS device. - A history of all your workouts. Download the summaries of these workouts in .fit format and check the data with your favorite training program. - Improved connectivity via Bluetooth which means a faster pairing of your sensors and the app. - Sync your activities with third-party applications such as Strava or Training Peaks.

About

DATEV Challenge Roth

Follow athletes in real-time during a major triathlon event. Get live results, track progress, and receive event updates throughout the year. Connect with the race as a participant, supporter, or volunteer.

Highlights
  • Real-time athlete live-tracking
  • Leaderboard with intermediate times
  • Event and course information
  • Push notifications for updates
  • Personal participant login
  • In-app selfie frame
Read full description

With the DATEV Challenge Roth app participants, spectators, volunteers and triathlon fans always stay up to date. The app provides live tracking of athletes, real-time race results, and important information about the event all year long. Features: ・Live tracking of participants in realtime ・Leaderboard with the leading athletes and their split times ・Information on routes ・Push notifications with current event updates ・In-app DATEV Challenge Roth selfie frame ・Personal login area for participants with access to race data Whether as a supporter, volunteer or participant – with the DATEV Challenge Roth app no one misses a crucial moment of the race. Download now and experience the event live. Whether as a triathlete, as a supporter on the course or as one of our 7500 volunteers - dreams come true in the triathlon dream factory. 3.8 km swimming, 180 km cycling and 42.2 km running through the triathlon district of Roth. Emotions and goose bumps are guaranteed, for example at the mythical swim start at the Main-Danube Canal, at the legendary Solar Hill or at the magical finishline party in the triathlon stadium. The sports festival in the triathlon stronghold has been home to triathletes from all over the world since 1984.

Screenshots

ROTOR Power4 screens
DATEV Challenge Roth4 screens

Verdict

The call

The clearest difference is review sentiment: DATEV Challenge Roth at 100% against ROTOR Power's 9%. ROTOR Power's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ROTOR Power ships an update every 5 months, DATEV Challenge Roth every 6 months. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 5 level
ROTOR Power versus DATEV Challenge Roth: the parameters behind the verdict, then further details
ParameterROTOR PowerDATEV Challenge Roth
PriceFreeFree
Positive reviews9.1% of reviews100.0% of reviews — better
Update frequencyEvery 5 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.0
Further details — not scored
Size31 MB25 MB
Age rating4+17+
DeveloperROTOR Bike ComponentsMika timing

Customer experience

ROTOR Power

Written reviews11 reviews
Positive9.1%
Neutral0.0%
Negative90.9%

DATEV Challenge Roth

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

ROTOR Power

No in-app purchases

None

DATEV Challenge Roth

No in-app purchases

Questions

Is ROTOR Power free?
ROTOR Power is free to download, with no in-app purchases.
Is DATEV Challenge Roth free?
DATEV Challenge Roth is free to download, with no in-app purchases.
Do ROTOR Power or DATEV Challenge Roth have ads?
Neither ROTOR Power nor DATEV Challenge Roth shows ads.
Which is updated more often, ROTOR Power or DATEV Challenge Roth?
ROTOR Power ships an update every 5 months, and DATEV Challenge Roth every 6 months. Most recently, ROTOR Power was updated on November 2, 2026 and DATEV Challenge Roth on October 31, 2026.

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