Comparison

Stress Duck vs Tooth Buddy

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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~

About

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.

Highlights
  • 2-minute brushing timer
  • HealthKit integration
  • Brushing session logging
  • Smart reminders
  • Streak tracking
  • Widgets and complications
Features
Read full description

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

Stress Duck4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Stress Duck versus Tooth Buddy: the parameters behind the verdict, then further details
ParameterStress DuckTooth Buddy
PriceFree — better$1.99
Rating—5.0 (2 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings—2 — better
Update frequencyEvery 2 days — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS17.0 — better18.0
Further details — not scored
Size27 MB5 MB
Age rating12+17+
Developer子龙 郭Christian Thompson

Customer experience

Stress Duck

Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Tooth Buddy

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Stress Duck

No in-app purchases

None

Tooth Buddy

No in-app purchases

Questions

Is Stress Duck free?
Stress Duck is free to download, with no in-app purchases.
Is Tooth Buddy free?
Tooth Buddy costs $1.99, with no in-app purchases.
Do Stress Duck or Tooth Buddy have ads?
Neither Stress Duck nor Tooth Buddy shows ads.
Which is updated more often, Stress Duck or Tooth Buddy?
Stress Duck ships an update every 2 days, and Tooth Buddy every 3 months. Most recently, Stress Duck was updated on October 23, 2026 and Tooth Buddy on October 24, 2026.

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