# JSON Prettify vs OpenResponses

The clearest difference is ads: OpenResponses at none against JSON Prettify's shown. OpenResponses also leads on monetization model (free vs ad-supported). JSON Prettify's advantage is update cadence (every 5 days vs every 5 weeks). On price, rating, ratings volume and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for JSON Prettify against 5.0 for OpenResponses. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

JSON Prettify ships an update every 5 days, OpenResponses every 5 weeks. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | JSON Prettify | OpenResponses |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/json-prettify/id6737413797/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/openresponses/id6757338355/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 5 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 6 MB | 21 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jean-Philippe DESCAMPS](https://appshunter.io/developer/334555645) | [Gunnar Hostetler](https://appshunter.io/developer/1768599987) |

## What reviewers say

### JSON Prettify

[App page](https://appshunter.io/ios/app/json-prettify/id6737413797)

Easily format and validate JSON data with a clean, intuitive interface. Get clear error messages for invalid JSON and switch to a compact view for efficient data exploration. Streamline your JSON workflow with this developer-friendly tool.

**Highlights:** Quick and clear JSON formatting, Detailed error messages for invalid JSON, Compact mode for compressed view, User-friendly interface, JSON validation

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

**In-app purchases:** none


### OpenResponses

[App page](https://appshunter.io/ios/app/openresponses/id6757338355)

This native client provides advanced control and observability for AI models. It allows users to stream responses in real-time, inspect requests, and utilize various OpenAI models with a fast interface. Features include web search, code interpretation, and image generation.

**Highlights:** Real-time response streaming, Request inspector for API details, Prompt library and advanced model controls, Web search and code interpreter tools, Image generation capabilities, Direct Notion and Apple system tool integration

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

**In-app purchases:** none


## Frequently asked questions

### Is JSON Prettify free?

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

### Is OpenResponses free?

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

### Which has better reviews, JSON Prettify or OpenResponses?

JSON Prettify and OpenResponses are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do JSON Prettify or OpenResponses have ads?

JSON Prettify shows ads; OpenResponses does not.

### Which is updated more often, JSON Prettify or OpenResponses?

JSON Prettify ships an update every 5 days, and OpenResponses every 5 weeks. Most recently, JSON Prettify was updated on October 17, 2026 and OpenResponses on October 25, 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.*