Tooth Sleuth vs OneScreen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tooth Sleuth
Master dental identification with this interactive game designed by dental educators. Practice tooth numbering systems and anatomical names through engaging gameplay modes. Ideal for dental students preparing for exams and clinical practice.
- Interactive tooth identification
- Clinician Mode (12:00 rotation)
- Multiple game modes (Timed, Survival, Practice)
- Adult and primary dentition
- Universal, Palmer, FDI numbering systems
- Leaderboard for schools
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Master tooth identification through fast, focused practice. Tooth Sleuth is an interactive study game created for dental assisting, dental hygiene, and dental students. Build confidence identifying adult and primary teeth while practicing the notation systems used in the classroom and clinic. THREE WAYS TO TRAIN • Time Attack — Identify as many teeth as possible in 90 seconds. • Survival — Correct answers add time while mistakes bring the clock closer to zero. • Practice — Study without a timer or pressure and work at your own pace. LEARN THE SYSTEMS YOU NEED Practice adult teeth, primary teeth, or both using: • Universal Numbering • Palmer Notation • FDI System • Anatomical Tooth Names TRACK YOUR PROGRESS Your private Case File helps you understand how you are improving with: • Overall accuracy and accuracy trends • Personal best scores • Performance by game mode • Performance by notation system • Practice streaks and activity history • Recent game results • Identification of notation systems that may need more practice Your gameplay history is stored locally on your device and is not uploaded. COMPETE WITH STUDENTS WORLDWIDE Sign in with Game Center to submit Time Attack and Survival scores to the global leaderboard. Compare results and filter rankings by school, profession, graduation year, game mode, and time period. You control whether your Game Center name and profile details appear alongside your scores. Leaderboard entries can also be deleted from the app at any time. BUILT FOR DENTAL EDUCATION Tooth Sleuth is designed specifically for dental assisting students, dental hygiene students, and dental school students preparing for coursework, skills assessments, board exams, and clinical practice. Free and ad-free, with every study mode available to everyone.
OneScreen
Master dental anatomy with interactive 3D models and targeted practice modules. This app helps dental students and professionals deepen their understanding of tooth morphology and anatomy through data-driven insights and an intuitive interface. Learn effectively anywhere with offline access to core content.
- Interactive 3D dental anatomy models
- Smart learning modules for practice
- Progress tracking and performance insights
- Offline-first design for anywhere learning
- Student-focused, distraction-free interface
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Master dental anatomy through interactive 3D exploration, targeted practice, and data-driven learning. Our app is designed for dental students and professionals who want a more intuitive, effective way to learn tooth morphology and anatomy. Explore high-quality 3D models, test your knowledge with structured practice modules, and track your progress over time—all in one streamlined experience. Key Features *Interactive 3D Models Rotate, zoom, and study detailed dental anatomy models from every angle for deeper spatial understanding. *Smart Learning Modules Practice tooth identification, morphology recognition, and anatomy concepts through focused, repeatable exercises. *Progress Tracking & Insights Review performance data to identify strengths, weaknesses, and improvement trends over time. *Offline-First Design Learn anywhere—core content is available without an internet connection. *Clean, Student-Focused Interface Built for speed and clarity, with minimal distractions and intuitive controls. Built for How You Actually Study Whether you’re reviewing before an exam, reinforcing weak areas, or building long-term mastery, the app adapts to your learning flow. Modules are structured for short study sessions while still supporting deep exploration when you need it. Who It’s For *Dental students *Pre-dental students *Dental hygiene students *Educators supplementing anatomy instruction We’re continuously improving the app with new content, refinements, and performance updates based on real student feedback. Download now and make dental anatomy click—visually, intuitively, and efficiently.
Screenshots
Verdict
The clearest difference is in-app purchases: OneScreen at none against Tooth Sleuth's 1. OneScreen also leads on iOS requirement (15.0 vs 18.0). Tooth Sleuth's advantage is ratings volume (20 vs 1). On price, rating, review sentiment and update cadence 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
Both are free to download. Tooth Sleuth sells 1 one-off in-app purchase. OneScreen asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.9 for Tooth Sleuth against 5.0 for OneScreen. That said, the two scores are not equally well evidenced: Tooth Sleuth has 20 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
Tooth Sleuth ships an update every 3 weeks, OneScreen every 2 weeks. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.
| Parameter | Tooth Sleuth | OneScreen |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (20 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 20 — better | 1 |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 248 MB |
| Age rating | 4+ | 12+ |
| Developer | Andrew Margarit | ACA Dental |
Customer experience
Tooth Sleuth
OneScreen
In-app purchases
Tooth Sleuth
- Premium Features$3.99
OneScreen
No in-app purchases
Questions
Is Tooth Sleuth free?
Is OneScreen free?
Which has better reviews, Tooth Sleuth or OneScreen?
Do Tooth Sleuth or OneScreen have ads?
Which is updated more often, Tooth Sleuth or OneScreen?
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