# LuminRead vs Common Reader

The clearest difference is update cadence: Common Reader at every 2 days against LuminRead's every 4 months. LuminRead's advantage is iOS requirement (15.2 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

LuminRead ships an update every 4 months, Common Reader every 2 days. The most recent releases landed on September 18, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | LuminRead | Common Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/common-reader/id6770067434/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 69 MB | 107 MB |
| Requires iOS | **15.2** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [FUTO K.K.](https://appshunter.io/developer/1766492534) | [天宇 高](https://appshunter.io/developer/1851416147) |

## What reviewers say

### LuminRead

[App page](https://appshunter.io/ios/app/luminread/id6751025549)

**Features:** macOS Compatibility

**In-app purchases:** none


### Common Reader

[App page](https://appshunter.io/ios/app/common-reader/id6770067434)

This app offers a unified reading and AI-powered analysis experience for various ebook formats. It allows users to ask questions about book content, automatically organize their library, and sync across multiple devices. Privacy is a core focus, with no proactive data collection.

**Highlights:** Supports multiple ebook formats (epub, azw3, mobi, txt, md, pdf), AI-powered questions about book content, Automatic library organization with generative AI, Cloud sync (iCloud, OneDrive, WebDAV), Fast full-library search, Unified cross-platform interface

**In-app purchases:** none


## Frequently asked questions

### Is LuminRead free?

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

### Is Common Reader free?

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

### Do LuminRead or Common Reader have ads?

Neither LuminRead nor Common Reader shows ads.

### Which is updated more often, LuminRead or Common Reader?

LuminRead ships an update every 4 months, and Common Reader every 2 days. Most recently, LuminRead was updated on September 18, 2026 and Common Reader 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.*