# Qnum › Calculator vs Calculator ⁺⁻

The clearest difference is ads: Qnum › Calculator at none against Calculator ⁺⁻'s shown. Qnum › Calculator also leads on update cadence (every 3 months vs every 15 months) and monetization model (free vs ad-supported). Calculator ⁺⁻'s advantage is review sentiment (50% vs 40%) and ratings volume (40 vs 10). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.7 for Qnum › Calculator against 4.7 for Calculator ⁺⁻. Both are backed by a comparable volume of ratings — 10 and 40 respectively. Written reviews are what separate them: 40% of Qnum › Calculator's written reviews are positive against 50% of Calculator ⁺⁻'s.

Qnum › Calculator ships an update every 3 months, Calculator ⁺⁻ every 15 months. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Qnum › Calculator | Calculator ⁺⁻ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (10 ratings)](https://appshunter.io/ios/app/qnum-calculator/id1485638902/reviews) | [4.7 (40 ratings)](https://appshunter.io/ios/app/calculator/id6443813573/reviews) |
| Number of ratings | 10 | **40** |
| Positive reviews | 40.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 15 months |
| Monetization | **Free** | Ad-supported |
| Size | 31 MB | 4 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ahmet Orhan Tohma](https://appshunter.io/developer/1478493993) | [Matrix Software Co.](https://appshunter.io/developer/1457004046) |

## What reviewers say

### Qnum › Calculator

[App page](https://appshunter.io/ios/app/qnum-calculator/id1485638902)

This utility app allows for multi-screen calculations, letting you switch between screens to continue equations without clearing previous work. Save notes, copy values, and access calculation history easily.

**Highlights:** Multiple calculation screens (up to 8), Duplicate and edit existing screens, Carry over variables or results to new screens, Assign shortcut keys to functions, Copy values and access calculation history

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator ⁺⁻

[App page](https://appshunter.io/ios/app/calculator/id6443813573)

This app offers both basic and scientific calculation functions for iPhone and iPad. Users can customize its appearance, view calculation history, and perform complex equations with high accuracy. It also provides real-time calculation display and adjustable touch feedback.

**Highlights:** Basic and scientific calculator modes, Over 30 scientific operations, Calculation history view, Real-time calculation display, Customizable color themes, Adjustable button touch sound/vibration, High accuracy calculations (75+ significant digits)

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

**In-app purchases:** none


## Frequently asked questions

### Is Qnum › Calculator free?

Qnum › Calculator is free to download, with no in-app purchases.

### Is Calculator ⁺⁻ free?

Calculator ⁺⁻ is free to download, with no in-app purchases.

### Which has better reviews, Qnum › Calculator or Calculator ⁺⁻?

Qnum › Calculator and Calculator ⁺⁻ are both rated 4.7 out of 5 on the App Store, from 10 and 40 ratings respectively.

### Do Qnum › Calculator or Calculator ⁺⁻ have ads?

Calculator ⁺⁻ shows ads; Qnum › Calculator does not.

### Which is updated more often, Qnum › Calculator or Calculator ⁺⁻?

Qnum › Calculator ships an update every 3 months, and Calculator ⁺⁻ every 15 months. Most recently, Qnum › Calculator was updated on October 9, 2026 and Calculator ⁺⁻ on October 8, 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.*