# JSONDoc vs hYYa ink

The clearest difference is update cadence: hYYa ink at every 2 days against JSONDoc's every 3 weeks. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. JSONDoc sells 3 in-app purchases, starting at $2.99 per month and hYYa ink sells 2 one-off in-app purchases. 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 JSONDoc against 5.0 for hYYa ink. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

JSONDoc ships an update every 3 weeks, hYYa ink every 2 days. The most recent releases landed on November 3, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | JSONDoc | hYYa ink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/jsondoc/id6462685403/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/hyya-ink-markdown-and-json/id6786209046/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 18 MB | 18 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Rahul Katariya](https://appshunter.io/developer/1680332229) | [Hassaan Abdeen](https://appshunter.io/developer/1866789892) |

## What reviewers say

### JSONDoc

[App page](https://appshunter.io/ios/app/jsondoc/id6462685403)

This app transforms complex JSON models into visual diagrams for easier understanding and communication. It ensures all your data remains on your device for complete privacy and security.

**Highlights:** Transforms JSON models into visual diagrams, Enhances readability of complex data, Keeps all JSON documents on your computer, Easy-to-use interface, Secure data handling

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $12.99 | per year |
| Lifetime | $19.99 | one-time |


### hYYa ink

[App page](https://appshunter.io/ios/app/hyya-ink-markdown-and-json/id6786209046)

This app transforms raw text files and documents into easily readable formats. It allows for in-document editing, PDF manipulation, format conversion, and AI-powered assistance, all while prioritizing user privacy and offline functionality.

**Highlights:** Read Markdown, JSON, YAML, CSV, diagrams, and more, Edit text files and tables directly, Sign, mark up, and redact PDFs, Convert between various document formats, AI-powered document explanation and summarization, Offline document viewing and editing

**Features:** iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day Trial | Free | one-time |
| hYYa ink Pro | $19.99 | one-time |


## Frequently asked questions

### Is JSONDoc free?

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

### Is hYYa ink free?

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

### Which has better reviews, JSONDoc or hYYa ink?

JSONDoc and hYYa ink are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do JSONDoc or hYYa ink have ads?

Neither JSONDoc nor hYYa ink shows ads.

### Which is updated more often, JSONDoc or hYYa ink?

JSONDoc ships an update every 3 weeks, and hYYa ink every 2 days. Most recently, JSONDoc was updated on November 3, 2026 and hYYa ink on November 11, 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.*