Sinus ID vs Decision Matters
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sinus ID
Explore detailed 3D models and animations of sinus anatomy. Identify structures, visualize fluid flow, and use the drawing tools to annotate and share your findings. Ideal for students, patients, and medical professionals.
- 3D sinus anatomy models
- Interactive structure identification
- Normal and abnormal fluid flow animations
- Two-finger zoom and pan
- Drawing whiteboard with text and eraser
- Screenshot and share functionality
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The Sinus ID app helps students and patients learn and professionals teach sinus anatomy. Clear full color images and animations show the sinuses from the front, side and top views. Side view includes the turbinates, front view includes deviated septum, side and front views include polyp views. Front and side animations include normal and abnormal liquid flow. Disclaimer: seek a doctor’s advice in addition to using this app and before making any medical decisions. • Structure ID for the front, side and top sinuses and side turbinates. As each part is touched, the part highlights and the part name and description text changes. Description text shows or hides on demand. - Front Sinuse- 14 parts.. - Side Sinus with turbinates- 54 parts, includes mouth and throat structure ID. - Top Sinus - 4 parts. • Animations for the front and side views of sinus normal and abnormal liquid flow, side view of turbinate normal and abnormal liquid flow. • Two finger zoom and pan of all animations and Structure ID pages. • Drawing Whiteboard feature: - Drawing: freeform lines in red, blue, green or black hue. - Draw and place text directly on active animation and video. - Text: 36pt, auto wrap, non-movable in red, blue, green or black hue. - Eraser: touch and rub lines and text on whiteboard to erase. - Trash: one tap deletes all whiteboard lines and text. - Screenshot whiteboard direct to Photos App for easy email and printing. • iOS 6.0+ required, designed for iPad and iPhone. The Sinus ID app makes learning sinus structure identification easy. See example screen shots below. Get the app today!
Decision Matters
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Introducing Decision Matters. The app for dental implant surgery in esthetic area assistance. Finally, there’s an app that makes it easy to access proven, best-practice implant-surgical protocols for esthetic area. A tool that teaches minimally invasive site preservation and optimization, step by step. Whether you’re a general dentist, an oral surgeon, periodontist or a postgrad student, if you’re interested in or already practicing esthetic dentistry and want to leave your patients with the best, long-term results, Decision Matters will compliment your expertise. Backed by over 20 years of specialised experience and research, Decision Matters has been developed out of a passion for sharing knowledge. No more sifting through your conference notes. Here is an app that takes you from socket type to predictable result, and every decision you need to make in between, in one place: the palm of your hand. Step-by-step instructions for esthetic dental implant surgery. In the palm of your hand. Who is it for? Decision Matters is for the practitioner who’s already performing implant surgery and wants to master their skills in esthetics or wants to have an easy reminder of procedures they’re already familiar with. It’s for any practitioner who has a keen interest in site preservation and optimization, with minimal invasive procedures.
Screenshots
Verdict
The clearest difference is price: Sinus ID at $4.99 against Decision Matters's $44.99. Sinus ID also leads on iOS requirement (11.0 vs 15.1). On update cadence, 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
Sinus ID costs $4.99 and Decision Matters $44.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Sinus ID ships an update every 40 months, Decision Matters every 25 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.
| Parameter | Sinus ID | Decision Matters |
|---|---|---|
| Price | $4.99 — better | $44.99 |
| Rating | 1.5 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 40 months | Every 25 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 47 MB | 121 MB |
| Age rating | 4+ | 12+ |
| Developer | Blue Tree Publishing, Inc. | Pohl Consulting d.o.o. |
In-app purchases
Sinus ID
No in-app purchases
Decision Matters
No in-app purchases
Questions
Is Sinus ID free?
Is Decision Matters free?
Do Sinus ID or Decision Matters have ads?
Which is updated more often, Sinus ID or Decision Matters?
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