# Kois Reader vs AAID Events

The clearest difference is rating: AAID Events at 4.6 against Kois Reader's 3.6. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AAID Events holds the better App Store score, 4.6 against 3.6. Both are backed by a comparable volume of ratings — 10 and 16 respectively.

Kois Reader ships an update every 9 months, AAID Events every 13 months. The most recent releases landed on August 14, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Kois Reader | AAID Events |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (10 ratings)](https://appshunter.io/ios/app/kois-reader/id1132199528/reviews) | **[4.6 (16 ratings)](https://appshunter.io/ios/app/aaid-events/id1432718626/reviews)** |
| Number of ratings | 10 | **16** |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 13 months |
| Monetization | Free | Free |
| Size | 75 MB | 62 MB |
| Requires iOS | 14.0 | 14 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Kois Center](https://appshunter.io/developer/513136947) | [American Academy of Implant Dentistry INC](https://appshunter.io/developer/1432718625) |

## What reviewers say

### Kois Reader

[App page](https://appshunter.io/ios/app/kois-reader/id1132199528)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AAID Events

[App page](https://appshunter.io/ios/app/aaid-events/id1432718626)

Access conference event apps for presentations, exhibitors, and networking. Take notes and draw directly on presentation slides within the event apps.

**Highlights:** Access conference event apps, View presentations, Connect with exhibitors, Network with attendees, Take notes on slides, Draw on presentation slides

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kois Reader free?

Kois Reader is free to download, with no in-app purchases.

### Is AAID Events free?

AAID Events is free to download, with no in-app purchases.

### Which has better reviews, Kois Reader or AAID Events?

AAID Events is rated higher. Kois Reader averages 3.6 out of 5 from 10 ratings, while AAID Events averages 4.6 from 16 ratings.

### Do Kois Reader or AAID Events have ads?

Neither Kois Reader nor AAID Events shows ads.

### Which is updated more often, Kois Reader or AAID Events?

Kois Reader ships an update every 9 months, and AAID Events every 13 months. Most recently, Kois Reader was updated on August 14, 2026 and AAID Events on September 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*