# Kois Reader vs Digiage.pro

The clearest difference is update cadence: Digiage.pro at every 3 weeks against Kois Reader's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Kois Reader ships an update every 9 months, Digiage.pro every 3 weeks. The most recent releases landed on August 14, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Kois Reader | Digiage.pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (10 ratings)](https://appshunter.io/ios/app/kois-reader/id1132199528/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 75 MB | 52 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) | [Paolo Avantaggiato](https://appshunter.io/developer/1647354673) |

## 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


### Digiage.pro

[App page](https://appshunter.io/ios/app/digiagepro/id6475014103)

**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 Digiage.pro free?

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

### Do Kois Reader or Digiage.pro have ads?

Neither Kois Reader nor Digiage.pro shows ads.

### Which is updated more often, Kois Reader or Digiage.pro?

Kois Reader ships an update every 9 months, and Digiage.pro every 3 weeks. Most recently, Kois Reader was updated on August 14, 2026 and Digiage.pro on May 17, 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.*