# JSON Tools vs Nexus universal calculator

The clearest difference is rating: Nexus universal calculator at 5.0 against JSON Tools's 2.7. JSON Tools's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 16.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Nexus universal calculator sells 3 in-app purchases, starting at $2.99 per month. JSON Tools asks for nothing beyond the download.

Nexus universal calculator holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 12 and 9 respectively.

## The numbers

| Metric | JSON Tools | Nexus universal calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (12 ratings)](https://appshunter.io/ios/app/json-tools-xlsx-csv-to-json/id6737545066/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/nexus-universal-calculator/id6746715232/reviews)** |
| Number of ratings | **12** | 9 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Weekly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 39 MB | 67 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Awais Younas](https://appshunter.io/developer/1771187232) | [Nataliia Vereshchak](https://appshunter.io/developer/1818074298) |

## What reviewers say

### JSON Tools

[App page](https://appshunter.io/ios/app/json-tools-xlsx-csv-to-json/id6737545066)

This app transforms data between various formats like XLSX, CSV, XML, and JSON. It offers conversion, validation, viewing, and optimization tools for efficient data management.

**Highlights:** XLSX to JSON conversion, CSV to JSON conversion, XML to JSON conversion, JSON to CSV, XML, XLSX conversion, JSON validation, JSON minification, JSON viewing

**In-app purchases:** none


### 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 JSON Tools free?

JSON Tools is free to download, with no in-app purchases.

### Is Nexus universal calculator free?

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

### Which has better reviews, JSON Tools or Nexus universal calculator?

Nexus universal calculator is rated higher. JSON Tools averages 2.7 out of 5 from 12 ratings, while Nexus universal calculator averages 5.0 from 9 ratings.

### Do JSON Tools or Nexus universal calculator have ads?

Both JSON Tools and Nexus universal calculator show ads.

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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.*