Comparison

Kois Reader vs Decision Matters

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

Head to head
About

Kois Reader

Access Kois Course materials, including manuals, checklists, and videos. Features live polling, automatic note backup and syncing across devices, and the ability to share notes with other participants. Requires course attendance for full access.

Highlights
  • Access course manuals and videos
  • Live in-course polling
  • Automatic note backup and sync
  • Share notes with participants
  • Browse page thumbnails
  • Navigation history
Features
Read full description

The Kois Reader is the new and improved method for viewing Kois Course Materials. Access your course manuals, always pages, procedure checklist, videos, etc. ** Note: Course attendance required for materials access. New Features Include: + Live in-course polling from directly within the manual while at the Kois Center. + View document size before downloading. + Notes are automatically backed up and sync across devices. + Notes can be shared between participants within a course. + The notes list displays location of, date/time created, context of the note(s). + Browse through page thumbnails. + Forward and Back buttons, returns you to previous location(s) after jumping around content.

About

Decision Matters

Read full description

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

Kois Reader4 screens
Decision Matters4 screens

Verdict

The call

The clearest difference is price: Kois Reader at Free against Decision Matters's $44.99. Kois Reader also leads on update cadence (every 9 months vs every 25 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

Kois Reader is free to download; Decision Matters costs $44.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Kois Reader ships an update every 9 months, Decision Matters every 25 months. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
Kois Reader versus Decision Matters: the parameters behind the verdict, then further details
ParameterKois ReaderDecision Matters
PriceFree — better$44.99
Rating3.6 (10 ratings) — better—
Positive reviews20.0% of reviews—
Number of ratings10 — better—
Update frequencyEvery 9 months — betterEvery 25 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.1
Further details — not scored
Size75 MB121 MB
Age rating4+12+
DeveloperKois CenterPohl Consulting d.o.o.

In-app purchases

None

Kois Reader

No in-app purchases

None

Decision Matters

No in-app purchases

Questions

Is Kois Reader free?
Kois Reader is free to download, with no in-app purchases.
Is Decision Matters free?
Decision Matters costs $44.99, with no in-app purchases.
Do Kois Reader or Decision Matters have ads?
Neither Kois Reader nor Decision Matters shows ads.
Which is updated more often, Kois Reader or Decision Matters?
Kois Reader ships an update every 9 months, and Decision Matters every 25 months. Most recently, Kois Reader was updated on September 21, 2026 and Decision Matters on September 23, 2026.

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