# TechniCalc Calculator vs Calculator ⁺⁻

The clearest difference is price: Calculator ⁺⁻ at Free against TechniCalc Calculator's $7.99. Calculator ⁺⁻ also leads on in-app purchases (none vs 4) and iOS requirement (15.0 vs 17.0). TechniCalc Calculator's advantage is ads (none vs shown) and review sentiment (84% vs 50%). On rating, ratings volume and device support there is nothing between them.

Calculator ⁺⁻ is free to download; TechniCalc Calculator costs $7.99 up front. TechniCalc Calculator sells 4 one-off in-app purchases. Calculator ⁺⁻ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for TechniCalc Calculator against 4.7 for Calculator ⁺⁻. Both are backed by a comparable volume of ratings — 81 and 40 respectively. Written reviews are what separate them: 84% of TechniCalc Calculator's written reviews are positive against 50% of Calculator ⁺⁻'s.

TechniCalc Calculator ships an update monthly, Calculator ⁺⁻ every 15 months. The most recent releases landed on September 23, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | TechniCalc Calculator | Calculator ⁺⁻ |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | [4.7 (81 ratings)](https://appshunter.io/ios/app/technicalc-calculator/id1504965415/reviews) | [4.7 (40 ratings)](https://appshunter.io/ios/app/calculator/id6443813573/reviews) |
| Number of ratings | **81** | 40 |
| Positive reviews | **84.2% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 15 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 31 MB | 4 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jacob Parker](https://appshunter.io/developer/1153284524) | [Matrix Software Co.](https://appshunter.io/developer/1457004046) |

## What reviewers say

### TechniCalc Calculator

[App page](https://appshunter.io/ios/app/technicalc-calculator/id1504965415)

This app offers a modern, intuitive interface for complex calculations, supporting scientific, engineering, and advanced mathematical functions. It allows natural equation entry, provides a formula book, and includes unit and currency converters. Available across Apple devices, it caters to students and professionals needing a powerful calculation tool.

**Highlights:** Natural equation entry, Advanced math engine, Formula book and equations, Unit and currency converter, Statistics mode, Equation solvers, Supports multiple Apple devices

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Every Little Helps | $0.99 | one-time |
| Coffee-Sized Tip | $2.99 | one-time |
| Lunch-Sized Tip | $4.99 | one-time |
| Pizza-Sized Tip | $9.99 | one-time |


### 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 TechniCalc Calculator free?

TechniCalc Calculator costs $7.99, and also offers in-app purchases.

### Is Calculator ⁺⁻ free?

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

### Which has better reviews, TechniCalc Calculator or Calculator ⁺⁻?

TechniCalc Calculator and Calculator ⁺⁻ are both rated 4.7 out of 5 on the App Store, from 81 and 40 ratings respectively.

### Do TechniCalc Calculator or Calculator ⁺⁻ have ads?

Calculator ⁺⁻ shows ads; TechniCalc Calculator does not.

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

TechniCalc Calculator ships an update monthly, and Calculator ⁺⁻ every 15 months. Most recently, TechniCalc Calculator was updated on September 23, 2026 and Calculator ⁺⁻ on September 7, 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.*