WorkoutSpot vs zZZ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WorkoutSpot
Analyze specific points or segments within your recorded workouts. Visualize your performance on a map and graph, with detailed metrics for each selection. Seamlessly integrates with Apple Health.
- Analyze workout points and segments
- Visualize workout data on map and graph
- Switch between time and distance views
- View detailed metrics for selections
- Integrates with Apple Health
- Open source
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WorkoutSpot allows you to analyze any point or segment of your workouts. Select a workout that you already have in Health. Add a workout to Health with the Workouts app on Apple Watch, or any app that Works with Health. Zoom into segments to see how long it took you to climb that hill, or sprint between stoplights. The preview graph at the bottom of the screen, and the map at the top of the screen, help you see where in the workout you're currently looking at. Switch between time and distance domains while maintaining your current selection. Select a point on the graph to view the details of that spot in the workout: - location on the map - time of day - distance - altitude - grade (terrain slope) - speed - heart rate - power Select a segment by zooming and panning the graph to view details: - highlight on the map - duration - distance - climbed (ascent) - average grade - average speed - average heart rate - average power WorkoutSpot is open source: https://github.com/leptos-null/WorkoutSpot
zZZ
This app analyzes your sleep patterns using data from your Apple Watch and Apple Health. It provides detailed sleep stage diagrams, trends, and insights to help you understand and improve your sleep quality. Features include tracking sleep history, heart rate, and respiratory rate.
- Automatic sleep detection with Apple Watch
- Detailed sleep stage analysis (Awake, REM, Core, Deep)
- Sleep history tracking (Day, Week, Month, Custom)
- Monitoring of heart rate and respiratory rate during sleep
- Sleep quality rating and improvement suggestions
- Watch app support
- Privacy-focused data storage
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zZZ - Sleep Tracker Sleep better with zZZ, your smart sleep assistant. We can analyze your sleep data automatically using your Apple Watch. We using sleep data with the Apple Health app on iPhone empowers you to better manage your sleep. Explore trends about your sleep and compare your sleep quality with many Apple Health metrics that affect sleep. Join us that have discovered the life-changing benefits of great sleep! Track your sleep - Wearing your Apple Watch during sleep. We will automatically detect and analyze your sleep. Analysis your sleep - Detailed sleep stage diagram (Awake, REM, Core Sleep, Deep Sleep) and sleep rate. - Show the percentage & duration of that More Sleep Info - Asleep & Awake time - Explore your sleep history with Day, Week, Month, and Custom Date - Sleeping wrist temperature, Sleeping heartbeat rate, Respiratory rate - Discover all aspects of your sleep Sleep Quality - Analyze your sleep and rate that.Find the bad days or nice dream days - Help you to improve your sleep Setting - Theme Setting - Widget - Notification - More App Icons - Share with friends Watch App - You can also use the app in your watch. Privacy by Design - We uses Apple’s HealthKit API which reads and writes data directly on your device only, and all of your data is stored locally, or on other devices which you enabled iCloud syncing. FINALLY, Wish you have a good night~
Screenshots
Verdict
The clearest difference is price: zZZ at Free against WorkoutSpot's $2.99. zZZ also leads on update cadence (every 2 days vs every 11 months). On review sentiment, 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
zZZ is free to download; WorkoutSpot costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
WorkoutSpot ships an update every 11 months, zZZ every 2 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | WorkoutSpot | zZZ |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 4 — better | — |
| Update frequency | Every 11 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 6 MB | 41 MB |
| Age rating | 4+ | 12+ |
| Developer | Lateef Sanford | 子龙 郭 |
Customer experience
WorkoutSpot
zZZ
In-app purchases
WorkoutSpot
No in-app purchases
zZZ
No in-app purchases









