# BD LUX vs EPUB Compressor

The clearest difference is in-app purchases: BD LUX at none against EPUB Compressor's 2. EPUB Compressor's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. EPUB Compressor sells 2 in-app purchases, starting at $2.99 per month. BD LUX asks for nothing beyond the download.

BD LUX ships an update every 2 months, EPUB Compressor every 3 weeks. The most recent releases landed on May 31, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | BD LUX | EPUB Compressor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 220 MB | 60 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rafał Zielinski](https://appshunter.io/developer/1690144900) | [SAMUEL NNAEMEKA ON YE JI](https://appshunter.io/developer/1875980282) |

## What reviewers say

### BD LUX

[App page](https://appshunter.io/ios/app/bd-lux/id6449732594)

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

**In-app purchases:** none


### EPUB Compressor

[App page](https://appshunter.io/ios/app/epub-compressor-litebook/id6762126215)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly | $2.99 | per month |
| yearly | $19.99 | per year |


## Frequently asked questions

### Is BD LUX free?

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

### Is EPUB Compressor free?

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

### Do BD LUX or EPUB Compressor have ads?

Neither BD LUX nor EPUB Compressor shows ads.

### Which is updated more often, BD LUX or EPUB Compressor?

BD LUX ships an update every 2 months, and EPUB Compressor every 3 weeks. Most recently, BD LUX was updated on May 31, 2026 and EPUB Compressor on September 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.*