# IGP Reader vs Library GO

The clearest difference is iOS requirement: IGP Reader at 11.0 against Library GO's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

IGP Reader ships an update every 2 months, Library GO every 3 months. The most recent releases landed on December 24, 2025 and September 18, 2026 respectively.

## The numbers

| Metric | IGP Reader | Library GO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 9 MB | 43 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VI SERVICES LTD.](https://appshunter.io/developer/1280185685) | [Edu Tech Development Ltd](https://appshunter.io/developer/1743740330) |

## What reviewers say

### IGP Reader

[App page](https://appshunter.io/ios/app/igp-reader/id996288949)

**Features:** macOS Compatibility

**In-app purchases:** none


### Library GO

[App page](https://appshunter.io/ios/app/library-go/id6499517022)

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

**In-app purchases:** none


## Frequently asked questions

### Is IGP Reader free?

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

### Is Library GO free?

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

### Do IGP Reader or Library GO have ads?

Neither IGP Reader nor Library GO shows ads.

### Which is updated more often, IGP Reader or Library GO?

IGP Reader ships an update every 2 months, and Library GO every 3 months. Most recently, IGP Reader was updated on December 24, 2025 and Library GO on September 18, 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.*