# Readest vs BookLight

The clearest difference is review sentiment: BookLight at 100% against Readest's 84%. BookLight also leads on update cadence (every 5 days vs fortnightly). Readest's advantage is chart position (#209 vs unranked). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Readest sells 9 in-app purchases, starting at $4.99 per month and BookLight sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Readest ships an update fortnightly, BookLight every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Readest | BookLight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (195 ratings)](https://appshunter.io/ios/app/readest-ebook-reader/id6738622779/reviews)** | — |
| Number of ratings | **195** | — |
| Positive reviews | 84.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#209** | — |
| Size | 58 MB | 94 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bilingify LLC](https://appshunter.io/developer/1781524090) | [Jungjun Lee](https://appshunter.io/developer/1485806455) |

## What reviewers say

### Readest

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

**Currently charting:** #209 Top Free · Book (US App Store)

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 (9)**

| 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 |
| Full Customization | $19.99 | one-time |
| 5 GB | $29.99 | one-time |
| 10 GB | $49.99 | one-time |


### BookLight

[App page](https://appshunter.io/ios/app/booklight-epub-translator/id6759386987)

This app helps language learners build vocabulary by translating words with a single tap while reading EPUB, PDF, or TXT files. It automatically saves new words and uses spaced repetition flashcards to aid memorization, eliminating the need for manual flashcard creation or app switching.

**Highlights:** Tap to translate words instantly, Automatic vocabulary saving, Spaced-repetition flashcards, Import EPUB, PDF, TXT files, Offline reading support, Customizable reading themes and fonts, Pronunciation audio

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | per month |
| Yearly Plan | $7.99 | per year |
| Lifetime Plan | $9.99 | one-time |


## Frequently asked questions

### Is Readest free?

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

### Is BookLight free?

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

### Do Readest or BookLight have ads?

Neither Readest nor BookLight shows ads.

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

Readest ships an update fortnightly, and BookLight every 5 days. Most recently, Readest was updated on October 25, 2026 and BookLight on October 24, 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.*