# SmartCheckSLS vs CH

The clearest difference is iOS requirement: CH at 13.1 against SmartCheckSLS's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

SmartCheckSLS ships an update every 8 months, CH every 10 months. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SmartCheckSLS | CH |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 10 months |
| Monetization | — | Free |
| Size | 108 MB | 22 MB |
| Requires iOS | 15.0 | **13.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Industrial Augmented Reality S.L.](https://appshunter.io/developer/1574310834) | [Jaya Bhura](https://appshunter.io/developer/1029987752) |

## What reviewers say

### SmartCheckSLS

[App page](https://appshunter.io/ios/app/smartchecksls/id6443825301)

**Features:** macOS Compatibility

**In-app purchases:** none


### CH

[App page](https://appshunter.io/ios/app/ch-staff-bus-tracker/id6503172133)

This app allows office staff to track their assigned bus for commuting to and from work. It aims to make daily travel more convenient by providing real-time bus location information.

**Highlights:** Real-time bus tracking, Commute convenience, Office staff focused, Official app

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartCheckSLS free?

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

### Is CH free?

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

### Do SmartCheckSLS or CH have ads?

Neither SmartCheckSLS nor CH shows ads.

### Which is updated more often, SmartCheckSLS or CH?

SmartCheckSLS ships an update every 8 months, and CH every 10 months. Most recently, SmartCheckSLS was updated on October 20, 2026 and CH on October 4, 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.*