# Nice Calc vs Merchant App

The clearest difference is in-app purchases: Merchant App at none against Nice Calc's 1. Merchant App also leads on iOS requirement (15.6 vs 17.6). Nice Calc's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Nice Calc sells 1 one-off in-app purchase. Merchant App asks for nothing beyond the download.

Nice Calc ships an update every 2 weeks, Merchant App fortnightly. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Nice Calc | Merchant App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (459 ratings)](https://appshunter.io/ios/app/nice-calc/id386326778/reviews)** | — |
| Number of ratings | **459** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 64 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chepe Nicoli](https://appshunter.io/developer/377286026) | [Merchant Marketplace](https://appshunter.io/developer/1604357587) |

## What reviewers say

### Nice Calc

[App page](https://appshunter.io/ios/app/nice-calc/id386326778)

This calculator simplifies complex multi-step math with a single tap. Customize a frequently used percentage, instantly view breakdowns, and perform calculations with or without tax. Unlock additional features like currency conversion and a dual calculator through in-app purchases.

**Highlights:** One-tap multi-step calculations, Customizable T key for frequent percentages, Automatic tax calculation, Add/subtract any percentage, Standard or sequential operation order, In-app currency converter, Dual calculator in landscape mode

**Features:** Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Collection | $2.99 | one-time |

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 💡 Dual calculator feature (side-by-side on iPad)
- 🔢 Clear display of all numbers and calculations
- ⚙️ Useful tax calculation key
- 📊 Percentage calculation functionality

**What reviewers complain about**

- 🐛 App crashes frequently on launch
- 🐛 App closes unexpectedly during use
- 💸 Removed features now require paid upgrade
- 😞 Poor customer support and feedback channels
- 🔢 Incorrect calculation results

**Reported bugs**

- Division function produces incorrect results
- Multiplication calculations fail or produce wrong answers
- App crashes when sound is set to zero
- Black screen with numbers displayed
- Crashes on divide key press

**Requested features**

- Memory buttons for calculations
- Full-screen option for iPad mini
- Dollar sign currency formatting
- Keyboard click sound effects
- Number formatting with commas for readability


### Merchant App

[App page](https://appshunter.io/ios/app/merchant-app-mmp/id6450691020)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nice Calc free?

Nice Calc is free to download, with in-app purchases available.

### Is Merchant App free?

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

### Do Nice Calc or Merchant App have ads?

Merchant App shows ads; Nice Calc does not.

### Which is updated more often, Nice Calc or Merchant App?

Nice Calc ships an update every 2 weeks, and Merchant App fortnightly. Most recently, Nice Calc was updated on November 1, 2026 and Merchant App on October 27, 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.*