# QRat vs Nexus universal calculator

The clearest difference is ads: QRat at none against Nexus universal calculator's shown. Nexus universal calculator's advantage is ratings volume (7 vs 1). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. QRat sells 3 in-app purchases, starting at $1.99 per month and Nexus universal calculator sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for QRat against 5.0 for Nexus universal calculator. That said, the two scores are not equally well evidenced: Nexus universal calculator has 7 ratings behind it against 1, so its average is the more settled of the two.

QRat ships an update every 2 weeks, Nexus universal calculator weekly. The most recent releases landed on September 8, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | QRat | Nexus universal calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/qrat-qr-code-generator/id1497158638/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/nexus-universal-calculator/id6746715232/reviews) |
| Number of ratings | 1 | **7** |
| Positive reviews | 43.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 67 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, Mac | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [泰宁 陆](https://appshunter.io/developer/591708109) | [Nataliia Vereshchak](https://appshunter.io/developer/1818074298) |

## What reviewers say

### QRat

[App page](https://appshunter.io/ios/app/qrat-qr-code-generator/id1497158638)

Easily create custom QR codes with extensive design options. Save your style settings and export in multiple formats. Integrate with Safari to generate codes directly from URLs.

**Highlights:** Highly customizable QR codes, Adjust colors, logos, and styles, Export in PNG, JPG, and SVG, Remembers style settings, Convert URLs from Safari

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QRat Pro Monthly | $1.99 | per month |
| Free Trial for 7 days | Free | one-time |
| Lifetime License | $4.99 | one-time |


### Nexus universal calculator

[App page](https://appshunter.io/ios/app/nexus-universal-calculator/id6746715232)

A smart calculator that remembers your calculations, allows you to reuse results in new formulas, and includes unit and currency conversion. It offers cloud sync for seamless access across devices and a clean design for everyday use, budgeting, and studying.

**Highlights:** Calculator with history, Smart formula builder, Unit and currency converter, Cloud sync across devices, Clean and simple design, Reuse past results as variables

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Month | $2.99 | per month |
| Premium year | $9.99 | per year |
| Lifetime Premium Features | $199.00 | one-time |


## Frequently asked questions

### Is QRat free?

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

### Is Nexus universal calculator free?

Nexus universal calculator is free to download, with in-app purchases available.

### Which has better reviews, QRat or Nexus universal calculator?

QRat and Nexus universal calculator are both rated 5.0 out of 5 on the App Store, from 1 and 7 ratings respectively.

### Do QRat or Nexus universal calculator have ads?

Nexus universal calculator shows ads; QRat does not.

### Which is updated more often, QRat or Nexus universal calculator?

QRat ships an update every 2 weeks, and Nexus universal calculator weekly. Most recently, QRat was updated on September 8, 2026 and Nexus universal calculator on June 1, 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.*