# 2ndBook vs Inspan Book Reader

2ndBook and Inspan Book Reader are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 2ndBook | Inspan Book Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 70 MB | 35 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 4+ |
| Developer | [Ilnur Stybayev](https://appshunter.io/developer/6774919620) | [Nikolay Vorobyev](https://appshunter.io/developer/6803159557) |

## What reviewers say

### 2ndBook

[App page](https://appshunter.io/ios/app/2ndbook/id6774921017)

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

**In-app purchases:** none


### Inspan Book Reader

[App page](https://appshunter.io/ios/app/inspan-book-reader/id6814143093)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 2ndBook free?

2ndBook is free to download, with no in-app purchases.

### Is Inspan Book Reader free?

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

### Do 2ndBook or Inspan Book Reader have ads?

Neither 2ndBook nor Inspan Book Reader shows ads.

### Which is updated more often, 2ndBook or Inspan Book Reader?

2ndBook ships an update every 2 days, and Inspan Book Reader every 2 days. Most recently, 2ndBook was updated on October 8, 2026 and Inspan Book Reader on October 14, 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.*