# Essential Calculator vs Calculator+

Essential Calculator and Calculator+ both sit at 4.0 stars, but that hides the real split: 100% of Calculator+'s written reviews are positive against 75% of Essential Calculator's. Essential Calculator's advantage is ratings volume (8 vs 1). On price, rating, update cadence and ads 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 — 4.0 for Essential Calculator against 4.0 for Calculator+. That said, the two scores are not equally well evidenced: Essential Calculator has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 75% of Essential Calculator's written reviews are positive against 100% of Calculator+'s.

Essential Calculator ships an update every 4 months, Calculator+ every 5 months. The most recent releases landed on October 2, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Essential Calculator | Calculator+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (8 ratings)](https://appshunter.io/ios/app/essential-calculator/id1151178028/reviews) | [4.0 (1 ratings)](https://appshunter.io/ios/app/calculator-plus-unit-conversion/id1540403294/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 2 MB | 18 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CyberMoai](https://appshunter.io/developer/553890347) | [OnePercent](https://appshunter.io/developer/1536020418) |

## What reviewers say

### Essential Calculator

[App page](https://appshunter.io/ios/app/essential-calculator/id1151178028)

Perform basic mathematical calculations with a clean, minimalist interface. Get instant results for your equations on your iPhone or iPod touch.

**Highlights:** Basic mathematical equations, Instant results, Minimalist interface, iPhone and iPod touch support

**In-app purchases:** none


### Calculator+

[App page](https://appshunter.io/ios/app/calculator-plus-unit-conversion/id1540403294)

This advanced utility app offers a comprehensive suite of calculation and conversion tools, serving as a powerful alternative to standard device calculators. It features a sleek interface and supports a wide range of everyday and scientific computations, including unit conversions for length, area, volume, and more.

**Highlights:** General and scientific calculations, Extensive unit conversions (length, area, volume, etc.), BMI, investment, EMI, and tax calculators, Customizable graphical user interface, Calculation history log, Adjustable answer precision

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

**In-app purchases:** none


## Frequently asked questions

### Is Essential Calculator free?

Essential 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, Essential Calculator or Calculator+?

Essential Calculator and Calculator+ are both rated 4.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do Essential Calculator or Calculator+ have ads?

Neither Essential Calculator nor Calculator+ shows ads.

### Which is updated more often, Essential Calculator or Calculator+?

Essential Calculator ships an update every 4 months, and Calculator+ every 5 months. Most recently, Essential Calculator was updated on October 2, 2026 and Calculator+ on October 16, 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.*