# Classicalc calculator vs Dozecal

The clearest difference is price: Dozecal at Free against Classicalc calculator's $0.99. Dozecal also leads on rating (4.0 vs 3.8) and review sentiment (75% vs 63%). Classicalc calculator's advantage is device support (5 vs 3) and ratings volume (13 vs 4). On ads, in-app purchases and iOS requirement there is nothing between them.

Dozecal is free to download; Classicalc calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dozecal holds the better App Store score, 4.0 against 3.8. Both are backed by a comparable volume of ratings — 13 and 4 respectively. Written reviews point the same way: 63% of Classicalc calculator's written reviews are positive against 75% of Dozecal's.

Classicalc calculator ships an update every 20 months, Dozecal every 10 months. The most recent releases landed on June 11, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Classicalc calculator | Dozecal |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.8 (13 ratings)](https://appshunter.io/ios/app/classicalc-calculator/id989434780/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/dozecal/id1521160089/reviews)** |
| Number of ratings | **13** | 4 |
| Positive reviews | 62.5% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 10 months** |
| Monetization | Paid | **Free** |
| Size | 14 MB | 27 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lukasz Kowalski](https://appshunter.io/developer/792954012) | [Johan Kovacs](https://appshunter.io/developer/1486605020) |

## What reviewers say

### Classicalc calculator

[App page](https://appshunter.io/ios/app/classicalc-calculator/id989434780)

This calculator app offers instant calculations as you type, following the mathematical order of operations. It features unique piano sound themes and allows seamless continuation of calculations across iPhone and Apple Watch. Your equations are automatically saved for convenience.

**Highlights:** Instant calculation as you type, Mathematical order of operators, Cross-device continuity (iPhone/Watch), Automatic equation saving, 14 piano sound themes, Copy result to clipboard

**In-app purchases:** none


### Dozecal

[App page](https://appshunter.io/ios/app/dozecal/id1521160089)

This educational calculator promotes the use of Base Twelve (duodecimal) in math and science. It offers standard mathematical functions in both duodecimal and decimal modes, with automatic conversion between them. It utilizes Reverse Polish Notation (RPN) for calculations.

**Highlights:** Duodecimal and Decimal modes, Automatic mode conversion, RPN (Reverse Polish Notation) input, Standard math functions, Trigonometric operations (degrees), Educational tool for Base Twelve

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Classicalc calculator free?

Classicalc calculator costs $0.99, with no in-app purchases.

### Is Dozecal free?

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

### Which has better reviews, Classicalc calculator or Dozecal?

Dozecal is rated higher. Classicalc calculator averages 3.8 out of 5 from 13 ratings, while Dozecal averages 4.0 from 4 ratings.

### Do Classicalc calculator or Dozecal have ads?

Neither Classicalc calculator nor Dozecal shows ads.

### Which is updated more often, Classicalc calculator or Dozecal?

Classicalc calculator ships an update every 20 months, and Dozecal every 10 months. Most recently, Classicalc calculator was updated on June 11, 2026 and Dozecal on June 4, 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.*