# CalculatorRe vs CalcBoard

The clearest difference is in-app purchases: CalculatorRe at none against CalcBoard's 1. CalculatorRe also leads on update cadence (every 4 days vs every 3 months). CalcBoard's advantage is iOS requirement (16.0 vs 27.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for CalculatorRe against 5.0 for CalcBoard. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

CalculatorRe ships an update every 4 days, CalcBoard every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | CalculatorRe | CalcBoard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/calculatorre/id6446059337/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calcboard-multi-calculator/id6759535339/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Free | — |
| Size | 1 MB | 50 MB |
| Requires iOS | 27.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [睿 洪](https://appshunter.io/developer/1515008332) | [Colby Clark](https://appshunter.io/developer/1110053823) |

## What reviewers say

### CalculatorRe

[App page](https://appshunter.io/ios/app/calculatorre/id6446059337)

Enhance your iPhone's calculator experience with a clean interface and powerful functions. Perform polynomial calculations and access common mathematical operations with quick results.

**Highlights:** Simple and precise UI, Polynomial calculation, Common mathematical functions, Quick result display, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcBoard

[App page](https://appshunter.io/ios/app/calcboard-multi-calculator/id6759535339)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcBoard Premium | $2.99 | one-time |


## Frequently asked questions

### Is CalculatorRe free?

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

### Is CalcBoard free?

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

### Which has better reviews, CalculatorRe or CalcBoard?

CalculatorRe and CalcBoard are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do CalculatorRe or CalcBoard have ads?

Neither CalculatorRe nor CalcBoard shows ads.

### Which is updated more often, CalculatorRe or CalcBoard?

CalculatorRe ships an update every 4 days, and CalcBoard every 3 months. Most recently, CalculatorRe was updated on October 24, 2026 and CalcBoard on October 24, 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.*