# BIG CALCULATOR. vs Calculator CIassic

The clearest difference is rating: Calculator CIassic at 4.9 against BIG CALCULATOR.'s 4.5. Calculator CIassic also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (12.0 vs 15.0). BIG CALCULATOR.'s advantage is monetization model (ad-supported vs free with in-app purchases) and ratings volume (64 vs 12). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. BIG CALCULATOR. sells 1 in-app purchase, starting at $2.99 per year and Calculator CIassic sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Calculator CIassic holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: BIG CALCULATOR. has 64 ratings behind it against 12, so its average is the more settled of the two.

BIG CALCULATOR. ships an update every 3 weeks, Calculator CIassic weekly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BIG CALCULATOR. | Calculator CIassic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (64 ratings)](https://appshunter.io/ios/app/big-calculator/id1114392920/reviews) | **[4.9 (12 ratings)](https://appshunter.io/ios/app/calculator-ciassic/id6447488409/reviews)** |
| Number of ratings | **64** | 12 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 13 MB | 62 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Adysseus](https://appshunter.io/developer/447444997) | [Edison Largo](https://appshunter.io/developer/978541799) |

## What reviewers say

### BIG CALCULATOR.

[App page](https://appshunter.io/ios/app/big-calculator/id1114392920)

This utility app offers a straightforward and visually clear calculator experience, ideal for users of all ages. Its large numbers and dark interface enhance readability, while landscape mode support on iPhones and iPads provides added convenience.

**Highlights:** Large numbers for easy viewing, Simple and easy-to-see interface, Landscape mode support, Dark UI for eye comfort, Suitable for all ages

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Big Calculator Plus | $2.99 | per year |


### Calculator CIassic

[App page](https://appshunter.io/ios/app/calculator-ciassic/id6447488409)

A straightforward and user-friendly calculator app designed for quick calculations. It features a display log for tracking calculations, a backspace key for corrections, and supports both decimal points and commas.

**Highlights:** Display log for calculations, Backspace key for corrections, Decimal point and comma support, Easy-to-use interface, Suitable for students and professionals

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is BIG CALCULATOR. free?

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

### Is Calculator CIassic free?

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

### Which has better reviews, BIG CALCULATOR. or Calculator CIassic?

Calculator CIassic is rated higher. BIG CALCULATOR. averages 4.5 out of 5 from 64 ratings, while Calculator CIassic averages 4.9 from 12 ratings.

### Do BIG CALCULATOR. or Calculator CIassic have ads?

Both BIG CALCULATOR. and Calculator CIassic show ads.

### Which is updated more often, BIG CALCULATOR. or Calculator CIassic?

BIG CALCULATOR. ships an update every 3 weeks, and Calculator CIassic weekly. Most recently, BIG CALCULATOR. was updated on October 29, 2026 and Calculator CIassic 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.*