# iSafe Pro vs Twin

The clearest difference is rating: Twin at 5.0 against iSafe Pro's 4.1. Twin also leads on in-app purchases (none vs 1) and ads (none vs shown). iSafe Pro's advantage is ratings volume (711 vs 8) and price ($0.99 vs $1.99). On update cadence and device support there is nothing between them.

iSafe Pro costs $0.99 and Twin $1.99 up front. iSafe Pro sells 1 one-off in-app purchase. Twin asks for nothing beyond the download.

Twin holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: iSafe Pro has 711 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 62% of iSafe Pro's written reviews are positive against 76% of Twin's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iSafe Pro | Twin |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | [4.1 (711 ratings)](https://appshunter.io/ios/app/isafe-pro/id402012828/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/twin-calc/id1619292082/reviews)** |
| Number of ratings | **711** | 8 |
| Positive reviews | 62.3% of reviews | **76.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 107 MB | 1 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Fanship](https://appshunter.io/developer/327802296) | [Hiroyuki Ueda](https://appshunter.io/developer/473279916) |

## What reviewers say

### iSafe Pro

[App page](https://appshunter.io/ios/app/isafe-pro/id402012828)

Secure your sensitive documents, photos, and videos with a digital vault. This app offers multiple unlock methods, including a fake code to hide specific content from prying eyes. Organize your files into categories and enjoy a powerful video player and private browser.

**Highlights:** Passcode and fakecode security, Multiple login styles, Organized file categories, Powerful video player, Private browser, Support for various file formats

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 🔒 Secure storage
- 👍 Great features
- 🚀 Convenient for work and daily life

**What reviewers complain about**

- 🐛 Crashes and bugs
- 🔋 Drains battery
- 💰 Ads even after paid version
- 🔒 Passcode issues

**Reported bugs**

- Defaulted websites no longer supported
- Crashes on certain actions
- Incompatible with iOS 16
- Loss of data after updates

**Requested features**

- File sharing between devices
- Permanent passcode
- Improved video playback
- Local network support


### Twin

[App page](https://appshunter.io/ios/app/twin-calc/id1619292082)

This app combines two calculators into one, allowing for side-by-side or stacked calculations. Easily copy and paste results between calculators or to other apps. It displays formulas for clarity and handles basic arithmetic operations.

**Highlights:** Two calculators in one, Side-by-side and stacked display, One-touch copy/paste between calculators, Copy results to iPhone memory, Formula display, Basic arithmetic operations

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iSafe Pro free?

iSafe Pro costs $0.99, and also offers in-app purchases.

### Is Twin free?

Twin costs $1.99, with no in-app purchases.

### Which has better reviews, iSafe Pro or Twin?

Twin is rated higher. iSafe Pro averages 4.1 out of 5 from 711 ratings, while Twin averages 5.0 from 8 ratings.

### Do iSafe Pro or Twin have ads?

iSafe Pro shows ads; Twin does not.

### Which is updated more often, iSafe Pro or Twin?

iSafe Pro ships an update fortnightly, and Twin fortnightly. Most recently, iSafe Pro was updated on October 27, 2026 and Twin on October 25, 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.*