Wahoo vs Just The Watts
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wahoo
This app transforms your iPhone or iPad into a powerful fitness tracker for various activities like running, cycling, and strength training. It helps you visualize training zones, analyze past workouts, and connect with Bluetooth sensors for detailed data. You can also manage and update compatible Wahoo devices.
- Record indoor and outdoor workouts
- Visualize training zones (power, heart rate)
- Analyze activity history from Wahoo devices
- Pair and use multiple Bluetooth sensors
- Connect, update, and set up Wahoo devices
- Control KICKR smart bikes and trainers
- Accurate calorie burn calculation
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◇ Build the better athlete within yourself ◇ Wahoo harnesses the power of your iPhone or iPad to transform the way you ride, run, and train to reach your personalized fitness goals. Visit www.wahoofitness.com to learn more about Wahoo products. ◇ Features ◇ ◇ Record workouts for both indoor and outdoor activities across running, cycling, strength training, and more. ◇ Visualize and manage your training zones for power and heart rate in a single place. ◇ Analyze your activity history from all your Wahoo devices. Get a summary of results from your entire workout, including GPS route, organized by date, and workout type. ◇ Easily find and pair Bluetooth Smart sensors to track heart rate, stride rate data, cycling power, speed, cadence, and more. Even use multiple sensors at the same time. ◇ Discover, connect, and update Wahoo devices via the app. Find comprehensive setup guides to help you onboard and use Wahoo hardware. ◇ Pair with KICKR smart bikes and trainers for the ultimate indoor cycling experience. Control the smart trainer in Passive, Target Power, Simulation, and Resistance modes. ◇ Get the most accurate calorie burn count when paired to a power meter or heart rate monitor. Add age, weight, and height to get your personalized caloric burn. ◇ Share workouts to your favorite training websites, including: Adidas Running Apple Health Dropbox Komoot MapMyFitness MapMyTracks MyFitnessPal RideWithGPS Strava TrainingPeaks Share to email & export your .fit files Please Note: Continued use of GPS running in the background can decrease battery life. MINIMUM DEVICE REQUIREMENTS iPhone/iPad: iOS 16 Terms of Service: https://www.wahoofitness.com/terms-of-service
Just The Watts
This cycling app connects to your Bluetooth sensors for real-time indoor training data. Follow structured workouts or create your own, with virtual power options available. It offers a clean interface focused on your ride, without subscriptions or ads.
- Bluetooth sensor pairing
- Real-time training data
- FTP-based intervals
- Custom workout creation
- Virtual power option
- Clean, focused interface
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Just the Watts is a simple, no-frills cycling app built for indoor training. Pair your Bluetooth power meter, speed sensor, cadence sensor, and heart rate monitor to see real-time data while you ride. You can follow structured workouts based on your FTP or create your own from scratch. No subscriptions, no fluff—just the watts. You’ll get: Real-time data from your Bluetooth sensors FTP-based intervals and fully custom workouts Virtual power if you don’t have a power meter (just pair a speed sensor and select your trainer) A clean, easy-to-use interface that keeps you focused on the ride Built for iPhone and iPad. Trainer only (not for outdoor rides). If you're looking for a straightforward way to track your power indoors, this is it. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Wahoo at 4.7 against Just The Watts's 3.0. Wahoo also leads on ratings volume (43K vs 2). Just The Watts's advantage is iOS requirement (16.6 vs 18.0). 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
Both are free to download. Wahoo sells 2 in-app purchases, starting at $4.99 per month and Just The Watts sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Wahoo holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Wahoo has 43K ratings behind it against 2, so its average is the more settled of the two.
Wahoo ships an update fortnightly, Just The Watts every 3 weeks. The most recent releases landed on October 28, 2026 and September 29, 2026 respectively.
| Parameter | Wahoo | Just The Watts |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (43K ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 42.5% of reviews | — |
| Number of ratings | 43K — better | 2 |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 18.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 380 MB | 14 MB |
| Age rating | 17+ | 4+ |
| Developer | Wahoo Fitness | Zachary Bell |
Customer experience
Wahoo
Just The Watts
Bugs and requests
Wahoo
Reported bugs
4 issues- App crashes when connecting to trainer
- Fails to record GPS, heart rate, and other sensor data
- Syncing issues with Strava and other platforms
- Inconsistent behavior when switching between workout types
Requested features
5 requests- Allow customization of data screens
- Add ability to create and load pre-set workouts
- Improve Strava and Apple Health integration
- Bring back offline workout editing
- Add an Apple Watch app for better integration
Just The Watts
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Wahoo
- Wahoo Core14 Days trial$4.991 Month
- Wahoo14 Days trial$17.991 Month
Just The Watts
- Premium$4.991 Month
