# Ovidius vs Readest

The clearest difference is price: Readest at Free against Ovidius's $2.99. Readest also leads on update cadence (fortnightly vs every 5 months). Ovidius's advantage is in-app purchases (none vs 8). On ads, device support and iOS requirement there is nothing between them.

Readest is free to download; Ovidius costs $2.99 up front. Readest sells 8 in-app purchases, starting at $4.99 per month. Ovidius asks for nothing beyond the download.

Ovidius ships an update every 5 months, Readest fortnightly. The most recent releases landed on September 18, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Ovidius | Readest |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.5 (178 ratings)](https://appshunter.io/ios/app/readest-ebook-reader/id6738622779/reviews)** |
| Number of ratings | — | **178** |
| Positive reviews | — | 85.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 5 MB | 67 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Yu Tse Wu](https://appshunter.io/developer/1032252133) | [Bilingify LLC](https://appshunter.io/developer/1781524090) |

## What reviewers say

### Ovidius

[App page](https://appshunter.io/ios/app/ovidius/id1070104512)

This app provides access to ancient Chinese philosophical texts, including the I Ching and its commentaries. Explore foundational concepts of cosmology, ethics, and change through classic writings.

**Highlights:** I Ching text, Commentaries included, Ancient Chinese philosophy, Foundational concepts, Cosmology and ethics

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

**In-app purchases:** none


### Readest

[App page](https://appshunter.io/ios/app/readest-ebook-reader/id6738622779)

This app is a powerful ebook reader designed for deep thinkers and researchers. It offers advanced annotation tools, seamless device syncing, and robust library management with OPDS and Calibre support. Enjoy a distraction-free reading experience with customizable modes and multi-book viewing for enhanced study and analysis.

**Highlights:** OPDS Online Libraries, Calibre Integration, Sync Across Devices, Bookshelf Management, Customizable Reading Modes, Multi-Book View, Advanced Annotations & Highlights

**Features:** Family Sharing, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe to Plus Plan | $4.99 | per month |
| Subscribe to Pro Plan | $9.99 | per month |
| Subscribe to Plus Plan | $49.99 | per year |
| Subscribe to Pro Plan | $99.99 | per year |
| 1 GB | $9.99 | one-time |
| 2 GB | $14.99 | one-time |
| 5 GB | $29.99 | one-time |
| 10 GB | $49.99 | one-time |


## Frequently asked questions

### Is Ovidius free?

Ovidius costs $2.99, with no in-app purchases.

### Is Readest free?

Readest is free to download, with in-app purchases available.

### Do Ovidius or Readest have ads?

Neither Ovidius nor Readest shows ads.

### Which is updated more often, Ovidius or Readest?

Ovidius ships an update every 5 months, and Readest fortnightly. Most recently, Ovidius was updated on September 18, 2026 and Readest on September 29, 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.*