# Log Time Smart Calculator vs H175 CMS KAR

The clearest difference is in-app purchases: H175 CMS KAR at none against Log Time Smart Calculator's 1. H175 CMS KAR also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). Log Time Smart Calculator's advantage is update cadence (every 12 months vs every 27 months). On price and ads there is nothing between them.

Both are free to download. Log Time Smart Calculator sells 1 one-off in-app purchase. H175 CMS KAR asks for nothing beyond the download.

Log Time Smart Calculator ships an update every 12 months, H175 CMS KAR every 27 months. The most recent releases landed on October 18, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Log Time Smart Calculator | H175 CMS KAR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/log-time-smart-calculator/id1160963094/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 27 months |
| Monetization | Free | — |
| Size | 6 MB | 16 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Minimal Bits Tech Srl](https://appshunter.io/developer/1142340317) | [Oxytronic](https://appshunter.io/developer/1115580217) |

## What reviewers say

### Log Time Smart Calculator

[App page](https://appshunter.io/ios/app/log-time-smart-calculator/id1160963094)

Easily perform time unit calculations with this intuitive app. Add and subtract hours and minutes without manual frustration. Features a beautiful night theme for comfortable use.

**Highlights:** Time unit addition and subtraction, Intuitive interface, Hours and minutes operations, Night color theme

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### H175 CMS KAR

[App page](https://appshunter.io/ios/app/h175-cms-kar/id1402500543)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Log Time Smart Calculator free?

Log Time Smart Calculator is free to download, with in-app purchases available.

### Is H175 CMS KAR free?

H175 CMS KAR is free to download, with no in-app purchases.

### Do Log Time Smart Calculator or H175 CMS KAR have ads?

Neither Log Time Smart Calculator nor H175 CMS KAR shows ads.

### Which is updated more often, Log Time Smart Calculator or H175 CMS KAR?

Log Time Smart Calculator ships an update every 12 months, and H175 CMS KAR every 27 months. Most recently, Log Time Smart Calculator was updated on October 18, 2026 and H175 CMS KAR on October 29, 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.*