# KPS FASTCHECK vs BonsaiLog

The clearest difference is in-app purchases: KPS FASTCHECK at none against BonsaiLog's 3. KPS FASTCHECK also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.4). BonsaiLog's advantage is update cadence (every 4 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. BonsaiLog sells 3 in-app purchases, starting at $3.99 per month. KPS FASTCHECK asks for nothing beyond the download.

KPS FASTCHECK ships an update every 2 months, BonsaiLog every 4 days. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | KPS FASTCHECK | BonsaiLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 39 MB | 177 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [MGL APPA CORPORATION](https://appshunter.io/developer/1121102475) | [MAKOTO NAKAGAWA](https://appshunter.io/developer/1850679004) |

## What reviewers say

### KPS FASTCHECK

[App page](https://appshunter.io/ios/app/kps-fastcheck/id1670773661)

**Features:** macOS Compatibility

**In-app purchases:** none


### BonsaiLog

[App page](https://appshunter.io/ios/app/bonsailog/id6763495229)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BonsaiLog Pro Monthly | $3.99 | per month |
| BonsaiLog Pro Annual | $29.99 | per year |
| BonsaiLog Pro Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is KPS FASTCHECK free?

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

### Is BonsaiLog free?

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

### Do KPS FASTCHECK or BonsaiLog have ads?

BonsaiLog shows ads; KPS FASTCHECK does not.

### Which is updated more often, KPS FASTCHECK or BonsaiLog?

KPS FASTCHECK ships an update every 2 months, and BonsaiLog every 4 days. Most recently, KPS FASTCHECK was updated on October 12, 2026 and BonsaiLog on October 10, 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.*