Comparison

Dentii vs Orrin

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

Head to head
About

Dentii

Features
Read full description

Dentii is your personal toothbrushing companion that helps you build healthier teeth and better oral hygiene habits. Smart timers, quadrant guidance, streak tracking, a personal AI Coach, and Apple Watch integration make a perfect dental care routine effortless. No microphone, ever. Sessions start manually by default, and your Apple Watch can detect brushing for you if you turn on auto detection. START FREE, UPGRADE WHEN READY Start with the essentials for free. Unlock the full experience with Dentii Pro whenever you are ready. KEY FEATURES • Smart 2-Minute Timer: Quadrant-by-quadrant guidance ensures thorough cleaning of every tooth surface. Customize duration to fit your needs. • Streak Tracking: Build daily brushing streaks and stay motivated. Track morning and evening sessions to maintain your consistency. • Apple Watch: Start and track sessions from your wrist. • AI Coach: Get instant, personal answers about brushing, flossing, and your gums, powered by AI. • Detailed Statistics: Beautiful charts showing weekly, monthly, and all-time trends. Track duration, consistency, coverage, and AM/PM breakdown. • Achievements & Goals: Earn badges as you hit milestones. Set daily brushing goals and watch your progress grow. • Water Flosser Timer: Built-in timer for water flossing sessions, right after brushing. • Apple Health: Sync brushing data with Apple Health for a complete health picture. • Smart Reminders: Morning and evening notifications so you never miss a session. • Dentist Appointment Tracker: Countdown to your next dental visit with automatic reminders. DENTII PRO Pro unlocks the full Dentii experience: • AI Coach: ask anything about brushing, flossing, and gums • Advanced statistics & insights • Apple Watch sessions • Dentist appointment reminders • All achievements & goals • Custom timer duration • Water flosser timer • Apple Health sync • Smart reminders • Priority support Your smile deserves 2 minutes a day. Start free today! Privacy Policy: https://dentii.app/privacy Terms of Use: https://dentii.app/terms

About

Orrin

Features
Read full description

Orrin helps individuals and families build a calmer, more consistent brushing routine. Follow guided two-minute brushing sessions, set daily reminders, record brushing completed outside the app, and understand progress through streaks and history. Parents can create profiles for the household and see family progress in one place. Features: • Guided two-minute brushing timer • Daily reminders that adapt when goals are completed • Manual brushing records • Streaks, achievements, and brushing history • Solo plan for one profile • Family plan for up to five profiles • Family dashboard for parent visibility • Apple Watch, widgets, and Live Activities • iCloud sync across devices • No ads or behavioral tracking Orrin requires an active subscription after onboarding. Eligible new subscribers can begin with a 7-day free trial. Choose Solo for one profile or Family for up to five profiles and Apple Family Sharing. Available plans and prices are shown before purchase and may vary by region. Orrin is designed for habit building and general wellness. It does not provide medical or dental diagnosis, treatment, or professional advice. Privacy Policy: https://www.notion.so/Orrin-Privacy-Policy-36656be73a2b8099b30afbb18a6b42ba Terms of Use: https://www.notion.so/Orrin-Terms-of-Use-36656be73a2b800fa0bff1328c3ea157

Screenshots

Dentii4 screens
Orrin4 screens

Verdict

The call

The clearest difference is update cadence: Dentii at every 4 days against Orrin's every 2 months. Dentii also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Dentii sells 4 in-app purchases, starting at $2.99 per 7 days and Orrin sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Dentii ships an update every 4 days, Orrin every 2 months. The most recent releases landed on September 16, 2026 and September 11, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Dentii versus Orrin: the parameters behind the verdict, then further details
ParameterDentiiOrrin
PriceFreeFree
Update frequencyEvery 4 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Apple WatchiPhone, iPad, Apple Watch
Requires iOS17.0 — better26.0
Further details — not scored
Size6 MB30 MB
Age rating4+4+
DeveloperFLATISLER BILGISAYAR YAZILIM BILISIM DANISMANLIK HIZMETLERI LIMITED SIRKETIEmre Dogrubakar

In-app purchases

4 purchases

Dentii

Subscriptions3
  • Dentii Pro Weekly$2.997 Days
  • Dentii Pro Monthly$4.991 Month
  • Dentii Pro Yearly$19.991 Year
One-time1
  • Dentii Pro Lifetime$59.99
4 purchases

Orrin

Subscriptions4
  • Solo Monthly7 Days trial$3.991 Month
  • Family Monthly7 Days trial$7.991 Month
  • Solo Yearly7 Days trial$29.991 Year
Show 1 more
  • Family Yearly7 Days trial$59.991 Year

Questions

Is Dentii free?
Dentii is free to download, with in-app purchases available.
Is Orrin free?
Orrin is free to download, with in-app purchases available.
Do Dentii or Orrin have ads?
Neither Dentii nor Orrin shows ads.
Which is updated more often, Dentii or Orrin?
Dentii ships an update every 4 days, and Orrin every 2 months. Most recently, Dentii was updated on September 16, 2026 and Orrin on September 11, 2026.

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