# KSFMSIM vs Baseball Form Checker

The clearest difference is ads: KSFMSIM at none against Baseball Form Checker's shown. KSFMSIM also leads on iOS requirement (12.0 vs 18.6). Baseball Form Checker's advantage is update cadence (every 11 days vs every 3 months). On price, in-app purchases and device support there is nothing between them.

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

KSFMSIM ships an update every 3 months, Baseball Form Checker every 11 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | KSFMSIM | Baseball Form Checker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 11 days** |
| Size | 37 MB | 55 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MITSUNORI TERAGAMI](https://appshunter.io/developer/883571123) | [Yuu Yamada](https://appshunter.io/developer/1860587846) |

## What reviewers say

### KSFMSIM

[App page](https://appshunter.io/ios/app/ksfmsim/id1107499251)

**Features:** macOS Compatibility

**In-app purchases:** none


### Baseball Form Checker

[App page](https://appshunter.io/ios/app/baseball-form-checker/id6756426001)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KSFMSIM free?

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

### Is Baseball Form Checker free?

Baseball Form Checker is free to download, with no in-app purchases.

### Do KSFMSIM or Baseball Form Checker have ads?

Baseball Form Checker shows ads; KSFMSIM does not.

### Which is updated more often, KSFMSIM or Baseball Form Checker?

KSFMSIM ships an update every 3 months, and Baseball Form Checker every 11 days. Most recently, KSFMSIM was updated on October 26, 2026 and Baseball Form Checker on October 25, 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.*