Tennis Plus vs Night Register
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tennis Plus
Analyze your tennis game with this Apple Watch app. Track swings, measure speed and spin, and review shot mechanics. It syncs with your iPhone and integrates with HealthKit for step and calorie data.
- Swing analysis (forehand, backhand, serve, etc.)
- Measure swing speed and spin
- Video playback synced with swing recognition
- Real-time swing detection
- HealthKit integration for steps and calories
- Supports right and left-hand grips
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Enjoy your tennis with your Apple Watch! This is the first tennis activity tracker & swing analyzer app for Apple Watch. Just wear your watch on your wrist and play. Tennis Plus : Tennis Tracker & Swing Analyzer Features - Simple UI & Quick start - Breakdown your shot and check your style (forehand, backhand, topspin, flat, slice, volley, smash, serve) - Measure your swing speed & spin - Video playback synced swing recognitions. - Support right-hand and also left-hand grip player - Real time detection of swings - Energy efficient for battery life (Optimized & accurate algorithm) - Working all the time you play (Even when the screen is off) - Everything is synced automatically with your iPhone - Check your step counts & calories during the sessions (integrated with the HealthKit) ** Apple Watch & WatchOS 3.0 is required but no need any other device ** WatchOS 3 still has some stabillity issues. We recommend disabling watch notifications while the app is running. ** Please feel free to send me your feedback. (use e-mail or twitter)
Night Register
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Night Register is a minimal sleep log. When you wake, register what happened — when you fell asleep, when you woke, and any observation worth noting. No alarms. No sleep scores. No advice. Just a quiet record that reveals your pattern over time. - Register sleep when you wake - See duration calculated automatically - Add optional notes for context - View your history and patterns - Export your data anytime Some apps try to optimize your sleep. Night Register simply helps you notice it.
Screenshots
Verdict
The clearest difference is price: Night Register at Free against Tennis Plus's $9.99. Night Register also leads on update cadence (daily vs every 5 weeks) and iOS requirement (12.0 vs 17.6). On 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
Night Register is free to download; Tennis Plus costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Tennis Plus ships an update every 5 weeks, Night Register daily. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.
| Parameter | Tennis Plus | Night Register |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 3.7 (109 ratings) — better | — |
| Positive reviews | 22.9% of reviews | — |
| Number of ratings | 109 — better | — |
| Update frequency | Every 5 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Jae Hyeon Park | Zaid Naim |
In-app purchases
Tennis Plus
No in-app purchases
Night Register
No in-app purchases
Questions
Is Tennis Plus free?
Is Night Register free?
Do Tennis Plus or Night Register have ads?
Which is updated more often, Tennis Plus or Night Register?
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