# Bookwarm vs FolioSpace Reader

The clearest difference is in-app purchases: Bookwarm at none against FolioSpace Reader's 3. Bookwarm also leads on iOS requirement (15.6 vs 18.0). FolioSpace Reader's advantage is device support (4 vs 2). On price, update cadence and ads there is nothing between them.

Both are free to download. FolioSpace Reader sells 3 in-app purchases, starting at $2.99 per month. Bookwarm asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Bookwarm | FolioSpace Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/foliospace-reader/id6765784590/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | — | Freemium |
| Size | 91 MB | 7 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Rachna Ratnakar Udyavar](https://appshunter.io/developer/1845323465) | [晓东 傅](https://appshunter.io/developer/328047099) |

## What reviewers say

### Bookwarm

[App page](https://appshunter.io/ios/app/bookwarm/id6753867273)

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

**In-app purchases:** none


### FolioSpace Reader

[App page](https://appshunter.io/ios/app/foliospace-reader/id6765784590)

This personal reading client allows you to browse, organize, and read your digital library. Enjoy comfortable reading layouts for books and comics, with optimized performance for large collections on iPad.

**Highlights:** Connect to FolioSpace Library server, Browse and organize remote library, Read EPUB, PDF, comics, webtoons, Comfortable reading layouts, Optimized for large libraries, Local caching for comics

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $2.99 | per month |
| Yearly Pro | $19.99 | per year |
| Lifetime Pro | $29.99 | one-time |


## Frequently asked questions

### Is Bookwarm free?

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

### Is FolioSpace Reader free?

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

### Do Bookwarm or FolioSpace Reader have ads?

Neither Bookwarm nor FolioSpace Reader shows ads.

### Which is updated more often, Bookwarm or FolioSpace Reader?

Bookwarm ships an update monthly, and FolioSpace Reader monthly. Most recently, Bookwarm was updated on September 24, 2026 and FolioSpace Reader on October 7, 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.*