# ProCalc vs Calculators Plus

The clearest difference is in-app purchases: Calculators Plus at none against ProCalc's 4. Calculators Plus also leads on update cadence (every 2 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ProCalc sells 4 one-off in-app purchases. Calculators Plus asks for nothing beyond the download.

ProCalc ships an update monthly, Calculators Plus every 2 days. The most recent releases landed on October 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ProCalc | Calculators Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Size | 34 MB | 24 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Penquinzoo Limited](https://appshunter.io/developer/1551454365) | [Khaled Ghaly](https://appshunter.io/developer/6788619068) |

## What reviewers say

### ProCalc

[App page](https://appshunter.io/ios/app/procalc-calculator-app/id6756341509)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Flat themes | $3.99 | one-time |
| Graphs and pdf export. | $3.99 | one-time |
| Unlock Neon themes | $4.99 | one-time |
| All  themes | $4.99 | one-time |


### Calculators Plus

[App page](https://appshunter.io/ios/app/calculators-plus/id6790728524)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProCalc free?

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

### Is Calculators Plus free?

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

### Do ProCalc or Calculators Plus have ads?

Both ProCalc and Calculators Plus show ads.

### Which is updated more often, ProCalc or Calculators Plus?

ProCalc ships an update monthly, and Calculators Plus every 2 days. Most recently, ProCalc was updated on October 19, 2026 and Calculators Plus on October 10, 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.*