# JSON Master vs ASO Analytics

JSON Master and ASO Analytics are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | JSON Master | ASO Analytics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/aso-analytics-rank-tracker/id6808893994/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Freemium |
| Size | 3 MB | 20 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Volodymyr Sichka](https://appshunter.io/developer/1125187457) | [Pavel Nesterets](https://appshunter.io/developer/1702340121) |

## What reviewers say

### JSON Master

[App page](https://appshunter.io/ios/app/json-master/id6799075435)

**Features:** Vision Pro support

**In-app purchases:** none


### ASO Analytics

[App page](https://appshunter.io/ios/app/aso-analytics-rank-tracker/id6808893994)

This app consolidates app store sales, subscription reports, and keyword rankings for developers. It connects directly to Apple's App Store Connect API, processing your data securely on your device. Track app business performance, keyword positions, and market insights without your data leaving your control.

**Highlights:** App store sales and revenue tracking, Subscription performance monitoring, Keyword ranking and history, Market analysis by country, Secure API key integration, Data processed on-device

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is JSON Master free?

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

### Is ASO Analytics free?

ASO Analytics is free to download, with no in-app purchases.

### Do JSON Master or ASO Analytics have ads?

Neither JSON Master nor ASO Analytics shows 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.*