# HEPCon vs AppReviewer Preflight

The clearest difference is in-app purchases: HEPCon at none against AppReviewer Preflight's 1. HEPCon also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. AppReviewer Preflight sells 1 one-off in-app purchase. HEPCon asks for nothing beyond the download.

## The numbers

| Metric | HEPCon | AppReviewer Preflight |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | — |
| Monetization | Free | — |
| Size | 117 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Martin Vassilev](https://appshunter.io/developer/1286500650) | [Ly Hong Phat](https://appshunter.io/developer/1749760941) |

## What reviewers say

### HEPCon

[App page](https://appshunter.io/ios/app/hepcon/id1286500651)

This app provides a structured mobile agenda for scientific and professional conferences, connecting to existing systems. Attendees can access program details offline, build personalized schedules, and receive live updates. Organizers can offer a mobile companion without workflow changes.

**Highlights:** Browse full conference program with filtering, Offline access to abstracts and session details, Personalized schedule with reminders, Bookmark talks and export to calendar, Follow announcements and live updates, Access venue information and contacts, Participate in presentation discussions

**Features:** Vision Pro support

**In-app purchases:** none


### AppReviewer Preflight

[App page](https://appshunter.io/ios/app/appreviewer-preflight/id6761920856)

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is HEPCon free?

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

### Is AppReviewer Preflight free?

AppReviewer Preflight is free to download, with in-app purchases available.

### Do HEPCon or AppReviewer Preflight have ads?

AppReviewer Preflight shows ads; HEPCon does not.

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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.*