# Lucid Reader vs eBook Flip

The clearest difference is in-app purchases: eBook Flip at none against Lucid Reader's 1. eBook Flip also leads on iOS requirement (12.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lucid Reader sells 1 one-off in-app purchase. eBook Flip asks for nothing beyond the download.

Lucid Reader ships an update fortnightly, eBook Flip every 8 days. The most recent releases landed on September 26, 2026 and March 10, 2026 respectively.

## The numbers

| Metric | Lucid Reader | eBook Flip |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Size | 4 MB | 109 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Satoshi Takezawa](https://appshunter.io/developer/1677095481) | [Hurix Systems Pvt. Ltd.](https://appshunter.io/developer/429900405) |

## What reviewers say

### Lucid Reader

[App page](https://appshunter.io/ios/app/lucid-reader/id6446276548)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Mode | $0.99 | one-time |


### eBook Flip

[App page](https://appshunter.io/ios/app/ebook-flip/id6504848694)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lucid Reader free?

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

### Is eBook Flip free?

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

### Do Lucid Reader or eBook Flip have ads?

Neither Lucid Reader nor eBook Flip shows ads.

### Which is updated more often, Lucid Reader or eBook Flip?

Lucid Reader ships an update fortnightly, and eBook Flip every 8 days. Most recently, Lucid Reader was updated on September 26, 2026 and eBook Flip on March 10, 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.*