# KReader Tool vs Simple CF

The clearest difference is in-app purchases: Simple CF at none against KReader Tool's 3. Simple CF also leads on update cadence (monthly vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. KReader Tool sells 3 one-off in-app purchases. Simple CF asks for nothing beyond the download.

KReader Tool ships an update every 7 months, Simple CF monthly. The most recent releases landed on October 7, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | KReader Tool | Simple CF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Size | 17 MB | 5 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [红霞 范](https://appshunter.io/developer/1760268341) | [ZEYAN LIN](https://appshunter.io/developer/6785373009) |

## What reviewers say

### KReader Tool

[App page](https://appshunter.io/ios/app/kreader-tool/id6736695506)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KReader Upgrade to family | $0.99 | one-time |
| KReader Pro | $2.99 | one-time |
| KReader Pro FamilyShare | $3.99 | one-time |


### Simple CF

[App page](https://appshunter.io/ios/app/simple-cf/id6785373007)

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

**In-app purchases:** none


## Frequently asked questions

### Is KReader Tool free?

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

### Is Simple CF free?

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

### Do KReader Tool or Simple CF have ads?

Neither KReader Tool nor Simple CF shows ads.

### Which is updated more often, KReader Tool or Simple CF?

KReader Tool ships an update every 7 months, and Simple CF monthly. Most recently, KReader Tool was updated on October 7, 2026 and Simple CF on September 26, 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.*