# iSafe Pro vs Panecal Plus Sci. Calculator

The clearest difference is rating: Panecal Plus Sci. Calculator at 4.8 against iSafe Pro's 4.1. Panecal Plus Sci. Calculator also leads on in-app purchases (none vs 1) and ads (none vs shown). iSafe Pro's advantage is update cadence (fortnightly vs every 3 months) and price ($0.99 vs $2.99). On ratings volume, device support and iOS requirement there is nothing between them.

iSafe Pro costs $0.99 and Panecal Plus Sci. Calculator $2.99 up front. iSafe Pro sells 1 one-off in-app purchase. Panecal Plus Sci. Calculator asks for nothing beyond the download.

Panecal Plus Sci. Calculator holds the better App Store score, 4.8 against 4.1. Both are backed by a comparable volume of ratings — 711 and 375 respectively. Written reviews point the same way: 62% of iSafe Pro's written reviews are positive against 79% of Panecal Plus Sci. Calculator's.

iSafe Pro ships an update fortnightly, Panecal Plus Sci. Calculator every 3 months. The most recent releases landed on October 27, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | iSafe Pro | Panecal Plus Sci. Calculator |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | [4.1 (711 ratings)](https://appshunter.io/ios/app/isafe-pro/id402012828/reviews) | **[4.8 (375 ratings)](https://appshunter.io/ios/app/panecal-plus-sci-calculator/id672649451/reviews)** |
| Number of ratings | **711** | 375 |
| Positive reviews | 62.3% of reviews | **79.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 107 MB | 18 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Fanship](https://appshunter.io/developer/327802296) | [Noriyasu Kutsuzawa](https://appshunter.io/developer/668500806) |

## 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


### Panecal Plus Sci. Calculator

[App page](https://appshunter.io/ios/app/panecal-plus-sci-calculator/id672649451)

This app functions as a scientific calculator with a multiline editable display. It allows users to view and modify formulas as they are entered, preventing errors. Past calculations can be reused, and variable memory enables efficient recalculations.

**Highlights:** Multiline editable formulas, Re-calculation of past formulas, Cursor-based editing and swipe navigation, Copy and paste formulas, Formula and answer history, Number base conversion (binary, octal, decimal, hex), Variable memory

**Features:** macOS Compatibility, 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 Panecal Plus Sci. Calculator free?

Panecal Plus Sci. Calculator costs $2.99, with no in-app purchases.

### Which has better reviews, iSafe Pro or Panecal Plus Sci. Calculator?

Panecal Plus Sci. Calculator is rated higher. iSafe Pro averages 4.1 out of 5 from 711 ratings, while Panecal Plus Sci. Calculator averages 4.8 from 375 ratings.

### Do iSafe Pro or Panecal Plus Sci. Calculator have ads?

iSafe Pro shows ads; Panecal Plus Sci. Calculator does not.

### Which is updated more often, iSafe Pro or Panecal Plus Sci. Calculator?

iSafe Pro ships an update fortnightly, and Panecal Plus Sci. Calculator every 3 months. Most recently, iSafe Pro was updated on October 27, 2026 and Panecal Plus Sci. Calculator on October 26, 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.*