# Calculator Advance Pro vs RedoCalc

The clearest difference is price: RedoCalc at Free against Calculator Advance Pro's $4.99. RedoCalc also leads on update cadence (every 3 days vs fortnightly). Calculator Advance Pro's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 18.0). On ads and in-app purchases there is nothing between them.

RedoCalc is free to download; Calculator Advance Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator Advance Pro ships an update fortnightly, RedoCalc every 3 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Calculator Advance Pro | RedoCalc |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/calculator-advance-pro/id1196449938/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Paid | — |
| Size | 32 MB | 3 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Iwatani](https://appshunter.io/developer/702231887) | [Toshiyuki Kuwabara](https://appshunter.io/developer/1649322074) |

## What reviewers say

### Calculator Advance Pro

[App page](https://appshunter.io/ios/app/calculator-advance-pro/id1196449938)

This app offers advanced calculation features for business and travel, including currency and cryptocurrency conversion. It mimics the button operations of physical business calculators and allows for formula correction and extensive customization.

**Highlights:** Currency and cryptocurrency conversion, Formula display and correction, Customizable button operations, Mimics physical business calculators, Supports SHARP and CASIO input types, Constant, percent, and tax calculations

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

**In-app purchases:** none


### RedoCalc

[App page](https://appshunter.io/ios/app/redocalc/id6743318834)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Advance Pro free?

Calculator Advance Pro costs $4.99, with no in-app purchases.

### Is RedoCalc free?

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

### Do Calculator Advance Pro or RedoCalc have ads?

Both Calculator Advance Pro and RedoCalc show ads.

### Which is updated more often, Calculator Advance Pro or RedoCalc?

Calculator Advance Pro ships an update fortnightly, and RedoCalc every 3 days. Most recently, Calculator Advance Pro was updated on October 24, 2026 and RedoCalc on October 25, 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.*