# Schmidt Rebound Hammer vs Online Detection System(Store)

The clearest difference is iOS requirement: Online Detection System(Store) at 13.0 against Schmidt Rebound Hammer's 15.0. On price, ads, 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.

## The numbers

| Metric | Schmidt Rebound Hammer | Online Detection System(Store) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/schmidt-rebound-hammer/id1239435876/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | — |
| Size | 377 MB | 54 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Screening Eagle Technologies](https://appshunter.io/developer/1515215362) | [峰 王](https://appshunter.io/developer/1625638816) |

## What reviewers say

### Schmidt Rebound Hammer

[App page](https://appshunter.io/ios/app/schmidt-rebound-hammer/id1239435876)

This app enhances the functionality of Schmidt rebound hammers for concrete and rock testing. It automates calculations, allows custom curves, tracks verification, and generates PDF reports. Collaborate and share data easily through cloud synchronization.

**Highlights:** Automated rebound number calculation, Custom curve support, Verification tracking, Logbook for reporting, PDF report generation, Cloud-based sharing and synchronization

**In-app purchases:** none


### Online Detection System(Store)

[App page](https://appshunter.io/ios/app/online-detection-systemstore/id6760806370)

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

**In-app purchases:** none


## Frequently asked questions

### Is Schmidt Rebound Hammer free?

Schmidt Rebound Hammer is free to download, with no in-app purchases.

### Is Online Detection System(Store) free?

Online Detection System(Store) is free to download, with no in-app purchases.

### Do Schmidt Rebound Hammer or Online Detection System(Store) have ads?

Neither Schmidt Rebound Hammer nor Online Detection System(Store) shows ads.

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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.*