# Jeyso vs hYYa ink

The clearest difference is in-app purchases: Jeyso at none against hYYa ink's 2. hYYa ink's advantage is update cadence (every 2 days vs monthly) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. hYYa ink sells 2 one-off in-app purchases. Jeyso asks for nothing beyond the download.

Jeyso ships an update monthly, hYYa ink every 2 days. The most recent releases landed on October 31, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Jeyso | hYYa ink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hyya-ink-markdown-and-json/id6786209046/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 5 MB | 18 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Umit UZ](https://appshunter.io/developer/1842858860) | [Hassaan Abdeen](https://appshunter.io/developer/1866789892) |

## What reviewers say

### Jeyso

[App page](https://appshunter.io/ios/app/jeyso-json-diff-and-formatter/id6758353863)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 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 Jeyso free?

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

### Is hYYa ink free?

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

### Do Jeyso or hYYa ink have ads?

Neither Jeyso nor hYYa ink shows ads.

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

Jeyso ships an update monthly, and hYYa ink every 2 days. Most recently, Jeyso was updated on October 31, 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.*