# Chat API vs Promptoll

The clearest difference is in-app purchases: Promptoll at none against Chat API's 3. Promptoll also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Chat API sells 3 in-app purchases, starting at $1.99 per month. Promptoll asks for nothing beyond the download.

Chat API ships an update weekly, Promptoll fortnightly. The most recent releases landed on September 17, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Chat API | Promptoll |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/chat-api-ai-wrapper/id6670289029/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 78 MB | 30 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Andres Nunez Soto](https://appshunter.io/developer/1748007663) | [Chenhan Global Trading Co., Limited](https://appshunter.io/developer/6781650296) |

## What reviewers say

### Chat API

[App page](https://appshunter.io/ios/app/chat-api-ai-wrapper/id6670289029)

Access powerful AI models locally or through cloud APIs. This tool offers flexible integration with GPT-4, OpenAI, Grok, and local LLMs for diverse tasks like coding, drafting, and research.

**Highlights:** Private local LLM support with Ollama, OpenAI and Grok API integration, Built-in text-only GPT-4 model, Bing-powered real-time searches, Image generation capabilities, Seamless model switching

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access (Monthly) | $1.99 | per month |
| Unlimited Access (Yearly) | $19.99 | per year |
| Pro Supporter Yearly | $49.99 | per year |


### Promptoll

[App page](https://appshunter.io/ios/app/promptoll/id6781749549)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chat API free?

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

### Is Promptoll free?

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

### Do Chat API or Promptoll have ads?

Chat API shows ads; Promptoll does not.

### Which is updated more often, Chat API or Promptoll?

Chat API ships an update weekly, and Promptoll fortnightly. Most recently, Chat API was updated on September 17, 2026 and Promptoll on September 10, 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.*