# Ereader vs KeyReader

The clearest difference is device support: Ereader at 3 against KeyReader's 1. Ereader also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Ereader sells 3 in-app purchases, starting at $0.99 per month and KeyReader sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Ereader ships an update fortnightly, KeyReader every 3 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Ereader | KeyReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ereader-book-reader-pdf-epub/id6760189525/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 7 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [启鹏 田](https://appshunter.io/developer/1845107614) | [Oleg Strigunov](https://appshunter.io/developer/1705947979) |

## What reviewers say

### Ereader

[App page](https://appshunter.io/ios/app/ereader-book-reader-pdf-epub/id6760189525)

Organize, read, and manage all your documents and ebooks in one place. Supports various file formats, offers advanced reading customization, and includes powerful file processing and export features. Enjoy a seamless reading experience with features like night mode and adjustable spacing.

**Highlights:** Document organization with nested folders, TXT, PDF, and Word text extraction, Archive extraction (ZIP, RAR, 7z), Customizable reading experience (fonts, spacing, night mode), Automatic chapter division for TXT files, Batch document export and compression

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ereader monthly pro | $0.99 | per month |
| ereader yearly  pro | $6.99 | per year |
| ereader lifetime | $9.99 | one-time |


### KeyReader

[App page](https://appshunter.io/ios/app/keyreader/id6762510058)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Reading | $2.99 | per month |
| Unlimited Reading | $19.99 | per year |
| Unlimited Reading | $49.99 | one-time |


## Frequently asked questions

### Is Ereader free?

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

### Is KeyReader free?

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

### Do Ereader or KeyReader have ads?

Neither Ereader nor KeyReader shows ads.

### Which is updated more often, Ereader or KeyReader?

Ereader ships an update fortnightly, and KeyReader every 3 weeks. Most recently, Ereader was updated on October 6, 2026 and KeyReader 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.*