# Onion Browser vs K

The clearest difference is ads: Onion Browser at none against K's shown. Onion Browser also leads on device support (4 vs 1) and iOS requirement (15.0 vs 17.6). K's advantage is update cadence (every 3 weeks vs every 2 months). On price and in-app purchases there is nothing between them.

Both are free to download. Onion Browser sells 10 in-app purchases, starting at $3.99 per 7 days and K sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Onion Browser ships an update every 2 months, K every 3 weeks. The most recent releases landed on November 4, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Onion Browser | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (13K ratings)](https://appshunter.io/ios/app/onion-browser-private-vpn/id961073150/reviews)** | — |
| Number of ratings | **13K** | — |
| Positive reviews | 48.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 71 MB | 6 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Falling Rain Software, Limited](https://appshunter.io/developer/1502422550) | [Jongyun Park](https://appshunter.io/developer/382617671) |

## What reviewers say

### Onion Browser

[App page](https://appshunter.io/ios/app/onion-browser-private-vpn/id961073150)

This app offers private browsing with built-in VPN protection for iOS devices. It provides encrypted connections, access to onion websites, and a clean interface without requiring account registration. An active subscription is needed to access all features.

**Highlights:** Built-in VPN protection, Encrypted VPN connection, Access to .onion websites, No account registration, No browsing activity logs, Unlimited VPN bandwidth (with subscription)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VPN Unlimited Weekly | $3.99 | per 7 days |
| Weekly premium | $4.99 | per 7 days |
| Weekly Subscription | $7.99 | per 7 days |
| Weekly Subscription | $8.99 | per 7 days |
| VPN + TOR Unblocked Browser | $9.99 | per 7 days |
| TOR VPN Encrypted Browser | $9.99 | per 7 days |
| VPN browser private & fast | $9.99 | per month |
| VPN + TOR Browser Ad Blocker | $10.99 | per 7 days |
| VPN Premium Yearly | $39.99 | per year |
| TOR Browser Pro | $0.99 | one-time |

**What reviewers like**

- 🔒 Privacy and anonymity
- 🚀 Fast and responsive
- 👍 Easy to use interface

**What reviewers complain about**

- 💰 Paid subscription required for full functionality
- 🔍 Inability to access certain websites
- 🌐 Inconsistent connection to Tor network
- 📢 Intrusive ads

**Reported bugs**

- App crashes on launch
- Subscription issues and inability to cancel
- Slow page loading speeds

**Requested features**

- More server locations for VPN
- Ability to customize search engines
- Improved compatibility with older devices


### K

[App page](https://appshunter.io/ios/app/k-compass/id6811790006)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| K-Compass Plus | $2.99 | one-time |


## Frequently asked questions

### Is Onion Browser free?

Onion Browser is free to download, with in-app purchases available.

### Is K free?

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

### Do Onion Browser or K have ads?

K shows ads; Onion Browser does not.

### Which is updated more often, Onion Browser or K?

Onion Browser ships an update every 2 months, and K every 3 weeks. Most recently, Onion Browser was updated on November 4, 2026 and K on October 29, 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.*