# Astrill VPN Client vs Thetis Tools

The clearest difference is in-app purchases: Thetis Tools at none against Astrill VPN Client's 2. Astrill VPN Client's advantage is iOS requirement (9.0 vs 14.0). On price, update cadence, ads and device support there is nothing between them.

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

Astrill VPN Client ships an update every 4 months, Thetis Tools every 7 months. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Astrill VPN Client | Thetis Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (608 ratings)](https://appshunter.io/ios/app/astrill-vpn-client/id572953702/reviews)** | — |
| Number of ratings | **608** | — |
| Positive reviews | 23.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 50 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Veloxee Corp.](https://appshunter.io/developer/1657024325) | [Thetis srl](https://appshunter.io/developer/397584184) |

## 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


### Thetis Tools

[App page](https://appshunter.io/ios/app/thetis-tools/id1460268980)

**Features:** macOS Compatibility

**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 Thetis Tools free?

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

### Do Astrill VPN Client or Thetis Tools have ads?

Neither Astrill VPN Client nor Thetis Tools shows ads.

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

Astrill VPN Client ships an update every 4 months, and Thetis Tools every 7 months. Most recently, Astrill VPN Client was updated on September 25, 2026 and Thetis Tools on September 10, 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.*