# Firefox Fast & Private Browser vs Opscarecentergreg

The clearest difference is chart position: Firefox Fast & Private Browser at #28 against Opscarecentergreg's unranked. Firefox Fast & Private Browser also leads on iOS requirement (15.0 vs 17.0). Opscarecentergreg's advantage is update cadence (every 3 days vs weekly). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Firefox Fast & Private Browser ships an update weekly, Opscarecentergreg every 3 days. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Firefox Fast & Private Browser | Opscarecentergreg |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (220K ratings)](https://appshunter.io/ios/app/firefox-fast-and-private-browser/id989804926/reviews)** | — |
| Number of ratings | **220K** | — |
| Positive reviews | 46.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free | — |
| Best chart rank | **#28** | — |
| Size | 373 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Mozilla](https://appshunter.io/developer/380366936) | [Gregoire Linee](https://appshunter.io/developer/1856344345) |

## What reviewers say

### Firefox Fast & Private Browser

[App page](https://appshunter.io/ios/app/firefox-fast-and-private-browser/id989804926)

**Currently charting:** #28 Top Free · Utilities (US App Store)

This browser prioritizes your privacy and security with built-in ad and tracker blocking. It offers a fast, clutter-free browsing experience with features like private tabs, password management, and cross-device syncing.

**Highlights:** Built-in ad and tracker blocking, Private browsing mode, Password generation and autofill, Cross-device tab syncing, Reader View for clutter-free articles, Voice search for quick answers

**Features:** Apple Wallet, iMessage stickers, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and efficient
- 🔒 Secure and privacy-focused
- 👍 Great alternative to Chrome and Safari
- 💡 Useful sync functionality across devices

**What reviewers complain about**

- 🐛 Buggy and unstable, crashes frequently
- 🔋 High battery consumption
- 👎 Cluttered and confusing UI, especially on iPad
- 🤔 Lack of customization and extension options

**Reported bugs**

- Images not loading properly
- Incompatibility with certain websites and web apps
- Keyboard issues and unexpected behavior when switching between apps
- Sync issues and data loss when switching devices

**Requested features**

- Dark mode option
- Improved bookmark management and organization
- Built-in ad blocker or support for third-party ad blockers
- Ability to rearrange tabs and customize the UI


### Opscarecentergreg

[App page](https://appshunter.io/ios/app/opscarecentergreg/id6769356791)

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

**In-app purchases:** none


## Frequently asked questions

### Is Firefox Fast & Private Browser free?

Firefox Fast & Private Browser is free to download, with no in-app purchases.

### Is Opscarecentergreg free?

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

### Do Firefox Fast & Private Browser or Opscarecentergreg have ads?

Neither Firefox Fast & Private Browser nor Opscarecentergreg shows ads.

### Which is updated more often, Firefox Fast & Private Browser or Opscarecentergreg?

Firefox Fast & Private Browser ships an update weekly, and Opscarecentergreg every 3 days. Most recently, Firefox Fast & Private Browser was updated on November 11, 2026 and Opscarecentergreg on November 5, 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.*