# Astrill VPN Client vs HEPCon

The clearest difference is in-app purchases: HEPCon at none against Astrill VPN Client's 2. HEPCon also leads on update cadence (every 4 days vs every 4 months) and review sentiment (50% vs 24%). Astrill VPN Client's advantage is iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Astrill VPN Client sells 2 one-off in-app purchases. HEPCon asks for nothing beyond the download.

Astrill VPN Client ships an update every 4 months, HEPCon every 4 days. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Astrill VPN Client | HEPCon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (608 ratings)](https://appshunter.io/ios/app/astrill-vpn-client/id572953702/reviews)** | — |
| Number of ratings | **608** | — |
| Positive reviews | 23.7% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 117 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Veloxee Corp.](https://appshunter.io/developer/1657024325) | [Martin Vassilev](https://appshunter.io/developer/1286500650) |

## What reviewers say

### Astrill VPN Client

[App page](https://appshunter.io/ios/app/astrill-vpn-client/id572953702)

Secure your mobile device's internet connection with military-grade encryption. Access servers in over 60 countries and enjoy features like "Always On" and "Smart Mode" for optimized performance and privacy.

**Highlights:** One-click VPN connection, Servers in 110+ cities, 60+ countries, Military-grade encryption, Always On VPN mode, Smart Mode to exclude local sites, Unlimited data transfer

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $29.99 | one-time |
| 1 year | $179.99 | one-time |

**What reviewers like**

- 🚀 Fast and reliable connection
- 🔒 Stable and secure VPN
- 👍 Works well in China
- 💡 Comprehensive server options

**What reviewers complain about**

- 🐛 Buggy and unreliable mobile app
- 🔋 Drains battery quickly on mobile
- 👎 Inconsistent and unstable connectivity
- 💰 Overpriced for the quality

**Reported bugs**

- Frequent disconnections and inability to turn off VPN
- Login screen freezes and crashes
- Incompatibility issues with newer iOS versions

**Requested features**

- Improved mobile app with better stability and user experience
- More transparent communication about service disruptions
- Loyalty discounts for long-term subscribers


### 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


## Frequently asked questions

### Is Astrill VPN Client free?

Astrill VPN Client is free to download, with in-app purchases available.

### Is HEPCon free?

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

### Do Astrill VPN Client or HEPCon have ads?

Neither Astrill VPN Client nor HEPCon shows ads.

### Which is updated more often, Astrill VPN Client or HEPCon?

Astrill VPN Client ships an update every 4 months, and HEPCon every 4 days. Most recently, Astrill VPN Client was updated on October 16, 2026 and HEPCon on October 8, 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.*