# Calibre 2 vs Minerva

The clearest difference is device support: Calibre 2 at 3 against Minerva's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Calibre 2 | Minerva |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/minerva-reading-tracker/id6817154979/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | — | Free |
| Size | 2 MB | 53 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Clarence Aubessard](https://appshunter.io/developer/1857781222) | [Julia Chou](https://appshunter.io/developer/6817154981) |

## What reviewers say

### Calibre 2

[App page](https://appshunter.io/ios/app/calibre-2/id6802086061)

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

**In-app purchases:** none


### Minerva

[App page](https://appshunter.io/ios/app/minerva-reading-tracker/id6817154979)

Track your reading progress, log pages or minutes, and discover what friends are reading. Connect with others, join book clubs, and get reading insights.

**Highlights:** Log reading progress (pages, minutes, percentage), Scan barcodes to add books, Sync with KOReader for automatic logging, View reading statistics and streaks, Follow friends and see their reading activity, Create and manage book clubs, Import reading history from other platforms

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calibre 2 free?

Calibre 2 is free to download, with no in-app purchases.

### Is Minerva free?

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

### Do Calibre 2 or Minerva have ads?

Neither Calibre 2 nor Minerva shows ads.

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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.*