# Koala Browser vs Cydog Browser

The clearest difference is rating: Cydog Browser at 3.3 against Koala Browser's 2.9. Cydog Browser also leads on update cadence (every 10 days vs every 2 months) and review sentiment (44% vs 32%). Koala Browser's advantage is ratings volume (284 vs 10) and iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Koala Browser sells 1 one-off in-app purchase and Cydog Browser sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Cydog Browser holds the better App Store score, 3.3 against 2.9. That said, the two scores are not equally well evidenced: Koala Browser has 284 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 32% of Koala Browser's written reviews are positive against 44% of Cydog Browser's.

Koala Browser ships an update every 2 months, Cydog Browser every 10 days. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Koala Browser | Cydog Browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (284 ratings)](https://appshunter.io/ios/app/koala-browser-sleep-better/id788474204/reviews) | **[3.3 (10 ratings)](https://appshunter.io/ios/app/cydog-browser/id1563014942/reviews)** |
| Number of ratings | **284** | 10 |
| Positive reviews | 32.2% of reviews | **44.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 80 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [AppRebel, Inc.](https://appshunter.io/developer/1227876283) | [Matthew Benchimol](https://appshunter.io/developer/1543638141) |

## What reviewers say

### Koala Browser

[App page](https://appshunter.io/ios/app/koala-browser-sleep-better/id788474204)

This web browser is designed to improve sleep quality by filtering out blue light emitted from device screens. It automatically adjusts display colors based on the time of day, creating a warmer tone at night to promote melatonin production.

**Highlights:** Automatic color temperature adjustment, Blue light filtering, Download and view files, Darkness Boost for low brightness, Private browsing, Multiple browser tabs

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

**In-app purchases (1)**

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

**What reviewers like**

- 🚀 Reduces blue light
- 👍 Helpful for late night browsing
- 🌙 Restful on the eyes

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🔋 Drains battery
- 💸 Excessive ads
- 🔒 Limited to browser only

**Reported bugs**

- Keyboard not dimmed
- Videos not properly filtered
- Inconsistent behavior when switching apps

**Requested features**

- Ability to filter blue light system-wide
- Option to adjust brightness/darkness level
- Support for more search engines beyond Google


### Cydog Browser

[App page](https://appshunter.io/ios/app/cydog-browser/id1563014942)

This mobile browser enhances security with customizable features and an offline database for storing internet content. It offers a dedicated search with numerous engines and advanced encryption technologies to protect against cyber threats. An iMessage extension allows for secure, encrypted messaging.

**Highlights:** Enhanced mobile browser security, Offline database for internet content, Encrypted bookmarks and pictomarks, 40+ search engine integration, Proprietary anti-cookie and firewall tech, Deterrence decryption feature, Secure iMessage extension

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cydog Walled Garden | $0.99 | one-time |
| Cydog Wall Watcher | $0.99 | one-time |
| Cydog Injector | $0.99 | one-time |
| Cydog Iconography | $0.99 | one-time |


## Frequently asked questions

### Is Koala Browser free?

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

### Is Cydog Browser free?

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

### Which has better reviews, Koala Browser or Cydog Browser?

Cydog Browser is rated higher. Koala Browser averages 2.9 out of 5 from 284 ratings, while Cydog Browser averages 3.3 from 10 ratings.

### Do Koala Browser or Cydog Browser have ads?

Neither Koala Browser nor Cydog Browser shows ads.

### Which is updated more often, Koala Browser or Cydog Browser?

Koala Browser ships an update every 2 months, and Cydog Browser every 10 days. Most recently, Koala Browser was updated on November 1, 2026 and Cydog Browser on October 24, 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.*