# AristoBook vs Ostroreads

The clearest difference is update cadence: AristoBook at every 5 days against Ostroreads's every 4 weeks. AristoBook also leads on iOS requirement (11.0 vs 14.0). 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.

AristoBook ships an update every 5 days, Ostroreads every 4 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AristoBook | Ostroreads |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/aristobook/id1441139541/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 26.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 weeks |
| Monetization | Free | — |
| Size | 114 MB | 58 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [eBook Applications](https://appshunter.io/developer/806212401) | [Famil Gadzhiev](https://appshunter.io/developer/1523268855) |

## What reviewers say

### AristoBook

[App page](https://appshunter.io/ios/app/aristobook/id1441139541)

This augmented reality app enhances specific books by overlaying hidden content when you point your device at special text. It requires the physical book to unlock interactive elements and deepen your reading experience.

**Highlights:** Augmented reality content, Enhances specific book editions, Interactive text overlays, Requires physical book purchase, Unlock hidden content

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Ostroreads

[App page](https://appshunter.io/ios/app/ostroreads/id1639858626)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AristoBook free?

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

### Is Ostroreads free?

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

### Do AristoBook or Ostroreads have ads?

Neither AristoBook nor Ostroreads shows ads.

### Which is updated more often, AristoBook or Ostroreads?

AristoBook ships an update every 5 days, and Ostroreads every 4 weeks. Most recently, AristoBook was updated on November 2, 2026 and Ostroreads on November 3, 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.*