# EHS Seminar vs Expert Hub

The clearest difference is update cadence: Expert Hub at every 3 days against EHS Seminar's weekly. 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.

EHS Seminar ships an update weekly, Expert Hub every 3 days. Both last shipped on September 30, 2026.

## The numbers

| Metric | EHS Seminar | Expert Hub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 37 MB | 97 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [QMS Services Inc](https://appshunter.io/developer/706354892) | [SID ONLINE SERVICES PRIVATE LIMITED](https://appshunter.io/developer/1863665826) |

## What reviewers say

### EHS Seminar

[App page](https://appshunter.io/ios/app/ehs-seminar/id6744416574)

**In-app purchases:** none


### Expert Hub

[App page](https://appshunter.io/ios/app/expert-hub-sid/id6757096932)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EHS Seminar free?

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

### Is Expert Hub free?

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

### Do EHS Seminar or Expert Hub have ads?

Neither EHS Seminar nor Expert Hub shows ads.

### Which is updated more often, EHS Seminar or Expert Hub?

EHS Seminar ships an update weekly, and Expert Hub every 3 days. Most recently, EHS Seminar was updated on September 30, 2026 and Expert Hub on September 30, 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.*