# Calc Pro vs interCalculator

The clearest difference is ads: interCalculator at none against Calc Pro's shown. interCalculator also leads on monetization model (free vs ad-supported). Calc Pro's advantage is update cadence (monthly vs every 17 months) and ratings volume (6 vs 1). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

interCalculator holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Calc Pro has 6 ratings behind it against 1, so its average is the more settled of the two.

Calc Pro ships an update monthly, interCalculator every 17 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Calc Pro | interCalculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (6 ratings)](https://appshunter.io/ios/app/calc-pro-simple-and-useful/id1444681142/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/intercalculator/id1550864236/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 17 months |
| Monetization | Ad-supported | **Free** |
| Size | 8 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Keita Nonaka](https://appshunter.io/developer/1252557006) | [interfinity Limited](https://appshunter.io/developer/1774724445) |

## What reviewers say

### Calc Pro

[App page](https://appshunter.io/ios/app/calc-pro-simple-and-useful/id1444681142)

This powerful calculator handles complex equations and huge numbers with up to 15 digits of precision. It saves your calculation history, allowing you to reuse previous equations and answers. Access scientific functions like square root and logarithms easily with a swipe.

**Highlights:** Complex calculations, Huge number handling, Calculation history, Scientific functions, Dark Mode, Copy answer

**Features:** macOS Compatibility

**In-app purchases:** none


### interCalculator

[App page](https://appshunter.io/ios/app/intercalculator/id1550864236)

This utility app offers real-time calculations with optional haptic feedback and a dark mode. It supports unit conversions, number base conversions, and finding divisors for integers.

**Highlights:** Real-time results, Haptic feedback, Number base conversion, Divisor finder, Dark Mode, Customizable color scheme

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calc Pro free?

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

### Is interCalculator free?

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

### Which has better reviews, Calc Pro or interCalculator?

interCalculator is rated higher. Calc Pro averages 4.8 out of 5 from 6 ratings, while interCalculator averages 5.0 from 1 ratings.

### Do Calc Pro or interCalculator have ads?

Calc Pro shows ads; interCalculator does not.

### Which is updated more often, Calc Pro or interCalculator?

Calc Pro ships an update monthly, and interCalculator every 17 months. Most recently, Calc Pro was updated on October 24, 2026 and interCalculator on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*