# Calculator HD for iPad. vs Calcu Plus

The clearest difference is update cadence: Calcu Plus at every 11 days against Calculator HD for iPad.'s every 2 months. Calcu Plus also leads on device support (3 vs 1). Calculator HD for iPad.'s advantage is iOS requirement (13.0 vs 16.1). On price and in-app purchases there is nothing between them.

Both are free to download. Calculator HD for iPad. sells 1 one-off in-app purchase and Calcu Plus sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Calculator HD for iPad. ships an update every 2 months, Calcu Plus every 11 days. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Calculator HD for iPad. | Calcu Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (41 ratings)](https://appshunter.io/ios/app/calculator-hd-for-ipad/id581460240/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 83.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 100 MB | 2 MB |
| Requires iOS | **13.0** | 16.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [良峰 侯](https://appshunter.io/developer/654444245) | [Jaspreet Singh](https://appshunter.io/developer/1128027430) |

## What reviewers say

### Calculator HD for iPad.

[App page](https://appshunter.io/ios/app/calculator-hd-for-ipad/id581460240)

This app provides a powerful and beautifully designed calculator experience for your iPad. It offers both basic and scientific functions, with customizable skins and a history log for your calculations. Enjoy a familiar interface with enhanced features.

**Highlights:** Live voice calculator, Basic and scientific modes, Calculation history, Customizable skins, Display of calculation steps, Dark Mode support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 💡 History of calculations
- 💡 Scientific functions available
- 👍 Large, clear keys
- 👍 Good design/interface

**What reviewers complain about**

- 🐛 Slow to open/load
- 🐛 Inconsistent calculation results (specific instances)
- 🐛 Missing algebraic functions (reported by one user)
- 🐛 Language issues (German not available as expected)
- 🐛 Ad banners present (for many users)

**Reported bugs**

- App crashes after update
- Calculation errors (e.g., 3^2 - 2^2 = 49, 2^4=4)
- Ad banner is intrusive and distracting
- Paid app still shows ads
- Slow to open/load

**Requested features**

- Remove ad banner
- Add German language support
- Improve calculation accuracy for complex functions
- Make an ad-free version available
- Add Binary, Octal, Decimal, and Hexadecimal interconversions


### Calcu Plus

[App page](https://appshunter.io/ios/app/calcu-plus/id6445866169)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get All Themes | $3.99 | one-time |


## Frequently asked questions

### Is Calculator HD for iPad. free?

Calculator HD for iPad. is free to download, with in-app purchases available.

### Is Calcu Plus free?

Calcu Plus is free to download, with in-app purchases available.

### Which is updated more often, Calculator HD for iPad. or Calcu Plus?

Calculator HD for iPad. ships an update every 2 months, and Calcu Plus every 11 days. Most recently, Calculator HD for iPad. was updated on October 23, 2026 and Calcu Plus on October 18, 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.*