# Astrolabium vs Readroom

The clearest difference is rating: Readroom at 5.0 against Astrolabium's 4.0. Readroom also leads on monetization model (free vs free with in-app purchases) and iOS requirement (15.1 vs 17.0). 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.

Readroom holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Astrolabium ships an update every 9 days, Readroom every 8 days. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Astrolabium | Readroom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/astrolabium/id6739530280/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/readroom/id6796286344/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 67 MB | 60 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ASTROLABE PUBLISHING LLC](https://appshunter.io/developer/1785849674) | [Ostap Radelytskyi](https://appshunter.io/developer/6796286346) |

## What reviewers say

### Astrolabium

[App page](https://appshunter.io/ios/app/astrolabium/id6739530280)

This app offers a vast library of e-books and audiobooks across various genres. Enjoy reading or listening offline, with customizable reading and playback options. Discover new ideas and immerse yourself in literature at your own pace.

**Highlights:** E-book and audiobook reader in one app, Offline access to downloaded content, Customizable reading and playback settings, Diverse library of fiction and non-fiction, Progress saving across formats, Personalized recommendations

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

**In-app purchases:** none


### Readroom

[App page](https://appshunter.io/ios/app/readroom/id6796286344)

Track your reading progress with a session timer and calendar. Discover new books through curated shelves and join clubs to discuss literature with others. Enjoy a private reading space without ads or trackers.

**Highlights:** Reading session timer with lock screen widget, Reading calendar with book covers, Personalized reading statistics, Curated book shelves from creators, Book club discussions and events, Manual book entry for personal libraries

**In-app purchases:** none


## Frequently asked questions

### Is Astrolabium free?

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

### Is Readroom free?

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

### Which has better reviews, Astrolabium or Readroom?

Readroom is rated higher. Astrolabium averages 4.0 out of 5 from 1 ratings, while Readroom averages 5.0 from 1 ratings.

### Do Astrolabium or Readroom have ads?

Neither Astrolabium nor Readroom shows ads.

### Which is updated more often, Astrolabium or Readroom?

Astrolabium ships an update every 9 days, and Readroom every 8 days. Most recently, Astrolabium was updated on October 5, 2026 and Readroom on October 14, 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.*