# Large Number Calculator vs Duodecuple Calc

The clearest difference is price: Duodecuple Calc at Free against Large Number Calculator's $0.99. Duodecuple Calc also leads on update cadence (every 2 weeks vs every 30 months). Large Number Calculator's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Duodecuple Calc is free to download; Large Number Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Large Number Calculator ships an update every 30 months, Duodecuple Calc every 2 weeks. The most recent releases landed on September 19, 2026 and August 3, 2026 respectively.

## The numbers

| Metric | Large Number Calculator | Duodecuple Calc |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/large-number-calculator/id581760061/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 30 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 10 MB | 36 MB |
| Requires iOS | 16.6 | **15.8.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dietmar Herbert Schwarz Webers](https://appshunter.io/developer/1714893762) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Large Number Calculator

[App page](https://appshunter.io/ios/app/large-number-calculator/id581760061)

This calculator is designed for users who need to perform basic arithmetic operations with very large numbers. It features an oversized number pad and a large display for easy readability and input.

**Highlights:** Large number pad, Large result display, Addition, Subtraction, Multiplication, Division, Percentage calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### Duodecuple Calc

[App page](https://appshunter.io/ios/app/duodecuple-calc/id6742208421)

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

**In-app purchases:** none


## Frequently asked questions

### Is Large Number Calculator free?

Large Number Calculator costs $0.99, with no in-app purchases.

### Is Duodecuple Calc free?

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

### Do Large Number Calculator or Duodecuple Calc have ads?

Duodecuple Calc shows ads; Large Number Calculator does not.

### Which is updated more often, Large Number Calculator or Duodecuple Calc?

Large Number Calculator ships an update every 30 months, and Duodecuple Calc every 2 weeks. Most recently, Large Number Calculator was updated on September 19, 2026 and Duodecuple Calc on August 3, 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.*