# OpenResponses vs PychampStudio

The clearest difference is ads: OpenResponses at none against PychampStudio's shown. PychampStudio's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

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

OpenResponses ships an update every 3 months, PychampStudio every 2 months. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | OpenResponses | PychampStudio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/openresponses/id6757338355/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 8 MB | 83 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gunnar Hostetler](https://appshunter.io/developer/1768599987) | [Diep Huu Kha](https://appshunter.io/developer/1852428157) |

## What reviewers say

### 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


### PychampStudio

[App page](https://appshunter.io/ios/app/pychampstudio/id6760155376)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenResponses free?

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

### Is PychampStudio free?

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

### Do OpenResponses or PychampStudio have ads?

PychampStudio shows ads; OpenResponses does not.

### Which is updated more often, OpenResponses or PychampStudio?

OpenResponses ships an update every 3 months, and PychampStudio every 2 months. Most recently, OpenResponses was updated on September 17, 2026 and PychampStudio on September 16, 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.*