# KOSMT vs Sam Books

KOSMT and Sam Books 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.

KOSMT ships an update every 9 days, Sam Books weekly. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | KOSMT | Sam Books |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 52 MB | 54 MB |
| Requires iOS | 15.5 | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SULTAN SAJAN](https://appshunter.io/developer/1851901818) | [SIMICART ONLINE TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1028261300) |

## What reviewers say

### KOSMT

[App page](https://appshunter.io/ios/app/kosmt/id6755094739)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sam Books

[App page](https://appshunter.io/ios/app/sam-books/id6757693541)

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

**In-app purchases:** none


## Frequently asked questions

### Is KOSMT free?

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

### Is Sam Books free?

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

### Do KOSMT or Sam Books have ads?

Neither KOSMT nor Sam Books shows ads.

### Which is updated more often, KOSMT or Sam Books?

KOSMT ships an update every 9 days, and Sam Books weekly. Most recently, KOSMT was updated on October 18, 2026 and Sam Books on October 8, 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.*