# Image Compressor ™ vs Bookshelf

The clearest difference is ads: Bookshelf at none against Image Compressor ™'s shown. Bookshelf also leads on update cadence (fortnightly vs every 5 months). Image Compressor ™'s advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price and in-app purchases there is nothing between them.

Both are free to download. Image Compressor ™ sells 4 in-app purchases, starting at $1.99 per 7 days and Bookshelf sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Image Compressor ™ ships an update every 5 months, Bookshelf fortnightly. Both last shipped on October 22, 2026.

## The numbers

| Metric | Image Compressor ™ | Bookshelf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (55 ratings)](https://appshunter.io/ios/app/image-compressor/id6599837807/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 19 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Andy Sutanto](https://appshunter.io/developer/1659282966) | [Norielle Rubillar](https://appshunter.io/developer/1885490172) |

## What reviewers say

### Image Compressor ™

[App page](https://appshunter.io/ios/app/image-compressor/id6599837807)

Easily reduce the file size of your photos and documents while preserving high quality. Select images from various sources, adjust compression levels, and preview before saving or sharing.

**Highlights:** High-quality compression, Multiple image sources, Batch processing, Adjustable compression levels, Preview before saving, Save and share options, Compression history

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Photo Compressor Pro | $1.99 | per 7 days |
| Compress Photos Pro - 1Y | $19.99 | per year |
| Offering for New User | $19.99 | one-time |
| Image Compressor Pro | $39.99 | one-time |


### Bookshelf

[App page](https://appshunter.io/ios/app/bookshelf-write-and-publish/id6760646643)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bookshelf Pro | $2.99 | per month |


## Frequently asked questions

### Is Image Compressor ™ free?

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

### Is Bookshelf free?

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

### Do Image Compressor ™ or Bookshelf have ads?

Image Compressor ™ shows ads; Bookshelf does not.

### Which is updated more often, Image Compressor ™ or Bookshelf?

Image Compressor ™ ships an update every 5 months, and Bookshelf fortnightly. Most recently, Image Compressor ™ was updated on October 22, 2026 and Bookshelf on October 22, 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.*