# MegaCalcBox vs CMCalc

The clearest difference is in-app purchases: CMCalc at none against MegaCalcBox's 1. CMCalc also leads on iOS requirement (12.0 vs 16.6). MegaCalcBox's advantage is update cadence (every 2 months vs every 45 months) and review sentiment (89% vs 67%). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. MegaCalcBox sells 1 one-off in-app purchase. CMCalc asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for MegaCalcBox against 4.6 for CMCalc. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews are what separate them: 89% of MegaCalcBox's written reviews are positive against 67% of CMCalc's.

MegaCalcBox ships an update every 2 months, CMCalc every 45 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | MegaCalcBox | CMCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/megacalcbox-multi-calculator/id405755454/reviews)** | [4.6 (7 ratings)](https://appshunter.io/ios/app/cmcalc/id974432836/reviews) |
| Number of ratings | 3 | **7** |
| Positive reviews | **88.6% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 45 months |
| Monetization | Freemium | **Free** |
| Size | 12 MB | 4 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kind Park LLC](https://appshunter.io/developer/1887561843) | [William David](https://appshunter.io/developer/974432835) |

## What reviewers say

### MegaCalcBox

[App page](https://appshunter.io/ios/app/megacalcbox-multi-calculator/id405755454)

This app offers over 35 professional calculators for finance, travel, health, utilities, and more. It features a clean design, smart tools like favorites and instant results, and operates completely offline with no data collection.

**Highlights:** 35+ professional calculators, Financial, travel, health, and utility tools, Offline operation, Smart features (favorites, instant results), Clean interface with dark mode, No ads or data collection

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MegaCalcBox Pro | $1.99 | one-time |


### CMCalc

[App page](https://appshunter.io/ios/app/cmcalc/id974432836)

This app emulates a classic 1980s computer math calculator, offering decimal arithmetic, binary conversions, and logic functions. It supports parentheses for complex calculations and includes modern features like copy/paste and landscape mode.

**Highlights:** Decimal arithmetic, Binary conversions (decimal, binary, octal, hexadecimal), Binary logic functions, Operator grouping with parentheses, Hexadecimal input (A-F), Copy and paste results/functions, Landscape mode

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MegaCalcBox free?

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

### Is CMCalc free?

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

### Which has better reviews, MegaCalcBox or CMCalc?

MegaCalcBox is rated higher. MegaCalcBox averages 4.7 out of 5 from 3 ratings, while CMCalc averages 4.6 from 7 ratings.

### Do MegaCalcBox or CMCalc have ads?

Neither MegaCalcBox nor CMCalc shows ads.

### Which is updated more often, MegaCalcBox or CMCalc?

MegaCalcBox ships an update every 2 months, and CMCalc every 45 months. Most recently, MegaCalcBox was updated on November 1, 2026 and CMCalc on November 3, 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.*