# TU PREFORTE vs Calculator⊕

The clearest difference is in-app purchases: TU PREFORTE at none against Calculator⊕'s 7. TU PREFORTE also leads on ads (none vs shown). Calculator⊕'s advantage is update cadence (every 10 days vs every 7 months) and device support (4 vs 2). On price and iOS requirement there is nothing between them.

Both are free to download. Calculator⊕ sells 7 in-app purchases, starting at $0.99 per month. TU PREFORTE asks for nothing beyond the download.

TU PREFORTE ships an update every 7 months, Calculator⊕ every 10 days. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | TU PREFORTE | Calculator⊕ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (9 ratings)](https://appshunter.io/ios/app/calculator/id6475163505/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 46 MB | 26 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Loop 4 Solutions](https://appshunter.io/developer/1418729643) | [Daniil Kabachuk](https://appshunter.io/developer/1896048985) |

## What reviewers say

### TU PREFORTE

[App page](https://appshunter.io/ios/app/tu-preforte/id6444193913)

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

**In-app purchases:** none


### Calculator⊕

[App page](https://appshunter.io/ios/app/calculator/id6475163505)

This app offers a comprehensive suite of calculating tools, including basic, scientific, and fraction solvers. It features an enhanced history log for tracking and sharing past computations, along with customizable options for a personalized user experience. Enjoy a clean interface and reliable precision for all your mathematical needs.

**Highlights:** Basic, Complex, Scientific, and Fraction modes, Enhanced calculation history, Share and copy results, Customizable interface options, User-friendly design, Accurate and reliable calculations

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $0.99 | per month |
| Weekly Pro Features Access | $1.99 | per 7 days |
| Monthly Pro Features Access | $2.99 | per month |
| Half-Yearly Premium Access | $2.99 | per 6 months |
| Yearly Premium Access | $4.99 | per year |
| Yearly Special Offer Access | $4.99 | per year |
| Yearly Pro Features Access | $9.99 | per year |


## Frequently asked questions

### Is TU PREFORTE free?

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

### Is Calculator⊕ free?

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

### Do TU PREFORTE or Calculator⊕ have ads?

Calculator⊕ shows ads; TU PREFORTE does not.

### Which is updated more often, TU PREFORTE or Calculator⊕?

TU PREFORTE ships an update every 7 months, and Calculator⊕ every 10 days. Most recently, TU PREFORTE was updated on October 25, 2026 and Calculator⊕ on October 21, 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.*