# Kois Reader vs DSDonline

The clearest difference is rating: DSDonline at 5.0 against Kois Reader's 3.6. DSDonline also leads on update cadence (every 3 weeks vs every 9 months). Kois Reader's advantage is ratings volume (10 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

DSDonline holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Kois Reader has 10 ratings behind it against 1, so its average is the more settled of the two.

Kois Reader ships an update every 9 months, DSDonline every 3 weeks. The most recent releases landed on November 2, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Kois Reader | DSDonline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (10 ratings)](https://appshunter.io/ios/app/kois-reader/id1132199528/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dsdonline/id6793562970/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 75 MB | 3 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kois Center](https://appshunter.io/developer/513136947) | [DSD PLANNING CENTER SL](https://appshunter.io/developer/1606681046) |

## 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


### DSDonline

[App page](https://appshunter.io/ios/app/dsdonline/id6793562970)

This platform offers dentists guided learning, community discussions, and expert Q&A to advance their skills in Digital Smile Design. Track progress, earn CE credits, and connect with a global network of dental professionals.

**Highlights:** Guided learning courses and masterclasses, AI-powered assistant for expert Q&A, Community discussion channels, Event calendar with reminders, Progress tracking and CE credits, Networking and direct messaging

**In-app purchases:** none


## Frequently asked questions

### Is Kois Reader free?

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

### Is DSDonline free?

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

### Which has better reviews, Kois Reader or DSDonline?

DSDonline is rated higher. Kois Reader averages 3.6 out of 5 from 10 ratings, while DSDonline averages 5.0 from 1 ratings.

### Do Kois Reader or DSDonline have ads?

Neither Kois Reader nor DSDonline shows ads.

### Which is updated more often, Kois Reader or DSDonline?

Kois Reader ships an update every 9 months, and DSDonline every 3 weeks. Most recently, Kois Reader was updated on November 2, 2026 and DSDonline on November 13, 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.*