# A Complex Calc vs Calculator +ㅤ

The clearest difference is in-app purchases: A Complex Calc at none against Calculator +ㅤ's 6. A Complex Calc also leads on ads (none vs shown) and review sentiment (80% vs 46%). Calculator +ㅤ's advantage is ratings volume (4.5K vs 23). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Calculator +ㅤ sells 6 in-app purchases, starting at $2.99 per 7 days. A Complex Calc asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for A Complex Calc against 4.6 for Calculator +ㅤ. That said, the two scores are not equally well evidenced: Calculator +ㅤ has 4.5K ratings behind it against 23, so its average is the more settled of the two. Written reviews are what separate them: 80% of A Complex Calc's written reviews are positive against 46% of Calculator +ㅤ's.

A Complex Calc ships an update every 3 weeks, Calculator +ㅤ fortnightly. The most recent releases landed on August 28, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | A Complex Calc | Calculator +ㅤ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (23 ratings)](https://appshunter.io/ios/app/a-complex-calc/id1372571548/reviews)** | [4.6 (4.5K ratings)](https://appshunter.io/ios/app/calculator-plus/id1597933199/reviews) |
| Number of ratings | 23 | **4.5K** |
| Positive reviews | **80.0% of reviews** | 45.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Free** | Subscription |
| Size | 28 MB | 55 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Ruffolo](https://appshunter.io/developer/1372571547) | [Rocket Apps GmbH](https://appshunter.io/developer/1566586717) |

## What reviewers say

### A Complex Calc

[App page](https://appshunter.io/ios/app/a-complex-calc/id1372571548)

Perform complex calculations with a modern, user-friendly interface. Offers both basic and scientific modes, including support for complex numbers and advanced functions. This lightweight application provides a history of computations and is completely free with no advertisements.

**Highlights:** Complex number support, Basic and Scientific modes, History of operations, Trigonometric and hyperbolic functions, Random number generation, Lightweight app size

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

**In-app purchases:** none


### Calculator +ㅤ

[App page](https://appshunter.io/ios/app/calculator-plus/id1597933199)

This app simplifies math with basic, scientific, and fraction calculations. It also features a unique snap-and-scribble function to solve problems from photos. Customize your experience with themes and access a calculation history.

**Highlights:** Snap and Scribble Calculator, Basic Calculator, Scientific Calculator, Fraction Calculator, Currency Converter, Calculation History, Customizable Themes

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rocket Apps PRO Weekly | $2.99 | per 7 days |
| Rocket Apps PRO Monthly | $4.99 | per month |
| Rocket Apps PRO Yearly | $9.99 | per year |
| Rocket Apps PRO Offer | $19.99 | per year |
| Rocket Apps PRO Yearly | $19.99 | per year |
| Rocket Apps PRO Yearly | $29.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate calculations
- 🎨 Excellent visuals
- 💡 Helpful for academic work

**What reviewers complain about**

- 💰 Subscription model too expensive
- 🔍 Decimal entry quirks
- 📺 Too many ads
- 🔒 Locked features behind paywall

**Reported bugs**

- Inaccurate square root calculations
- Compatibility issues on iPad
- Decimal point not recognized

**Requested features**

- Negative number support
- Improved fraction calculator
- Scientific calculator layout
- Option to disable history feature


## Frequently asked questions

### Is A Complex Calc free?

A Complex Calc is free to download, with no in-app purchases.

### Is Calculator +ㅤ free?

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

### Which has better reviews, A Complex Calc or Calculator +ㅤ?

A Complex Calc is rated higher. A Complex Calc averages 4.7 out of 5 from 23 ratings, while Calculator +ㅤ averages 4.6 from 4.5K ratings.

### Do A Complex Calc or Calculator +ㅤ have ads?

Calculator +ㅤ shows ads; A Complex Calc does not.

### Which is updated more often, A Complex Calc or Calculator +ㅤ?

A Complex Calc ships an update every 3 weeks, and Calculator +ㅤ fortnightly. Most recently, A Complex Calc was updated on August 28, 2026 and Calculator +ㅤ on September 23, 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.*