# iSRS 2025 vs HEDNA Conferences

The clearest difference is iOS requirement: iSRS 2025 at 13.4 against HEDNA Conferences's 15.6. 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 | iSRS 2025 | HEDNA Conferences |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Size | 57 MB | 57 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Society of Radiopharmaceutical Sciences](https://appshunter.io/developer/1462349425) | [Hotel Electronic Distribution Network Association](https://appshunter.io/developer/1370017526) |

## What reviewers say

### iSRS 2025

[App page](https://appshunter.io/ios/app/isrs-2025/id6744953088)

**Features:** macOS Compatibility

**In-app purchases:** none


### HEDNA Conferences

[App page](https://appshunter.io/ios/app/hedna-conferences/id6749077685)

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

**In-app purchases:** none


## Frequently asked questions

### Is iSRS 2025 free?

iSRS 2025 is free to download, with no in-app purchases.

### Is HEDNA Conferences free?

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

### Do iSRS 2025 or HEDNA Conferences have ads?

Neither iSRS 2025 nor HEDNA Conferences 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.*