Stress Duck vs Tooth Buddy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stress Duck
This app helps you manage daily stress and track your mood. It integrates with Apple Health to display health data like step count and sleep, offering a simple way to monitor your well-being and encourage happiness.
- Daily mood and stress status check
- Apple Health data integration
- View step count, sleep, and calorie info
- Privacy-focused data handling
- Encourages happiness and stress reduction
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We wave goodbye to the pressure in life and work, and let the pressure GO! GO! GO! Life is complicated enough, so we hope to bring you a simple and brisk interactive experience. We promise not to obtain any of your private information for uploading or sharing it with other third parties. Please feel free to use it as it will not cause you any new anxiety or irritability. Easily check your daily mood and stress status, adjust yourself every day, and remember to stay happy. Never punish yourself for other people’s mistakes~ Supports viewing partial health information for each week and specified days, Now supports viewing, step count, sleep, mindfulness, and calorie information. At last - The heart rate variability (HRV) and other heart rate-related data obtained are obtained with authorization from Apple Health. We only display them and do not store and forward them. Be sure to protect your privacy. - The data information provided in the APP is for reference only and is not recommended for use in any medical advice or diagnostic results. Before making any health-related decisions, always seek the advice of a physician; only a physician can make an accurate diagnosis of your individual situation. - Finally, I hope you say goodbye to stress. Come on~ Remember to authorize us to access your health data~
Tooth Buddy
This app is a 2-minute brushing timer designed for Apple Watch. It helps users maintain a consistent oral hygiene routine by tracking sessions, providing reminders, and offering quick access via widgets and complications.
- 2-minute brushing timer
- HealthKit integration
- Brushing session logging
- Smart reminders
- Streak tracking
- Widgets and complications
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Tooth Buddy turns Apple Watch into a brushing habit tool you will actually use. Start a 2-minute timer, log your sessions to HealthKit, and keep your momentum visible throughout the day. Tooth Buddy is built for quick interactions on the wrist, so checking progress, opening recent logs, adjusting reminders, or jumping back into a session takes only a moment. Features include: - A fast brushing timer made for Apple Watch - HealthKit logging for brushing sessions - Recent log review, editing, and deletion for app-owned entries - Manual entry for a session you brushed somewhere your watch wasn't - Morning and evening reminders on separate schedules, with smart skip behavior - AM and PM streaks, weekly progress, perfect days, and recent-history tracking - Widgets and complications for glanceable status and faster access - English and Japanese localization If you want a brushing app that feels simple on the surface but keeps your routine visible in the places you already look, Tooth Buddy is built for that.
Screenshots
Verdict
The clearest difference is price: Stress Duck at Free against Tooth Buddy's $1.99. Stress Duck also leads on update cadence (every 2 days vs every 3 months). On ads, in-app purchases, device support and iOS requirement 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
Stress Duck is free to download; Tooth Buddy costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Stress Duck ships an update every 2 days, Tooth Buddy every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Stress Duck | Tooth Buddy |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 27 MB | 5 MB |
| Age rating | 12+ | 17+ |
| Developer | 子龙 郭 | Christian Thompson |
Customer experience
Stress Duck
Tooth Buddy
In-app purchases
Stress Duck
No in-app purchases
Tooth Buddy
No in-app purchases
Questions
Is Stress Duck free?
Is Tooth Buddy free?
Do Stress Duck or Tooth Buddy have ads?
Which is updated more often, Stress Duck or Tooth Buddy?
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