# Safe vs calculator.x

The clearest difference is in-app purchases: calculator.x at none against Safe's 1. calculator.x also leads on ads (none vs shown) and update cadence (every 2 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Safe sells 1 one-off in-app purchase. calculator.x asks for nothing beyond the download.

Safe ships an update fortnightly, calculator.x every 2 days. The most recent releases landed on October 29, 2026 and December 22, 2025 respectively.

## The numbers

| Metric | Safe | calculator.x |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (561 ratings)](https://appshunter.io/ios/app/safe-secret-browser-security/id1540779650/reviews)** | — |
| Number of ratings | **561** | — |
| Positive reviews | 57.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 127 MB | 2 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sergey Irgeshov](https://appshunter.io/developer/1533287938) | [BNDDIGITAL LIMITED](https://appshunter.io/developer/1643546055) |

## What reviewers say

### Safe

[App page](https://appshunter.io/ios/app/safe-secret-browser-security/id1540779650)

Browse the internet privately with a secure browser that protects your data. Features include PIN/biometric access, secure downloads, and automatic history cleanup. Keep your online activity completely private and under your control.

**Highlights:** PIN and biometric access, Secure internal storage for downloads, Password protection for downloads, Automatic tab and history cleanup, Private browsing, Bookmark management

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium version | $6.99 | one-time |

**What reviewers like**

- 👍 Pretty good
- 🚀 No ads
- 🔒 Provides privacy
- 👍 Useful calculator
- 👍 Fantastic calculator

**What reviewers complain about**

- 🐛 Tells me there are viruses when there are not
- 🐛 Doesn't let me go back to the calculator
- 🐛 Gives wrong calculation results
- 🐛 Keeps asking for password
- 🐛 Doesn't work after updates

**Reported bugs**

- Password starting with 0 doesn't work
- Doesn't let me log in
- Keeps asking to agree to privacy policy
- Doesn't work on iOS 13
- Glitches and freezes

**Requested features**

- Add landscape mode
- Add ability to change password
- Add ability to hide the browser and go back to calculator
- Add ability to play games


### calculator.x

[App page](https://appshunter.io/ios/app/calculatorx/id1643546053)

**In-app purchases:** none


## Frequently asked questions

### Is Safe free?

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

### Is calculator.x free?

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

### Do Safe or calculator.x have ads?

Safe shows ads; calculator.x does not.

### Which is updated more often, Safe or calculator.x?

Safe ships an update fortnightly, and calculator.x every 2 days. Most recently, Safe was updated on October 29, 2026 and calculator.x on December 22, 2025.

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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.*