# Rajkot Engineering Association vs AI Chat Assistant

The clearest difference is in-app purchases: Rajkot Engineering Association at none against AI Chat Assistant's 3. Rajkot Engineering Association also leads on device support (3 vs 1). AI Chat Assistant's advantage is update cadence (every 5 days vs every 2 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. AI Chat Assistant sells 3 in-app purchases, starting at $6.99 per 7 days. Rajkot Engineering Association asks for nothing beyond the download.

Rajkot Engineering Association ships an update every 2 months, AI Chat Assistant every 5 days. The most recent releases landed on October 25, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Rajkot Engineering Association | AI Chat Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (33 ratings)](https://appshunter.io/ios/app/ai-chat-assistant-openchat/id6450590497/reviews)** |
| Number of ratings | — | **33** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | — | Subscription |
| Size | 70 MB | 37 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [R K Infotech](https://appshunter.io/developer/859792762) | [Mingo AI](https://appshunter.io/developer/1776174876) |

## What reviewers say

### Rajkot Engineering Association

[App page](https://appshunter.io/ios/app/rajkot-engineering-association/id6448915824)

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

**In-app purchases:** none


### AI Chat Assistant

[App page](https://appshunter.io/ios/app/ai-chat-assistant-openchat/id6450590497)

This AI assistant leverages advanced models like GPT-4o and Gemini to provide instant answers, generate creative text, summarize documents, and even write code. It acts as a versatile tool for productivity, learning, and creative tasks.

**Highlights:** Instant AI answers, AI writing assistant, Creative content generation, PDF summarization and translation, YouTube video summarization, AI keyboard integration, Code generation and debugging

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $6.99 | per 7 days |
| Monthly Subscription | $16.99 | per month |
| Annual Plan (Best Offer) | $49.99 | per year |


## Frequently asked questions

### Is Rajkot Engineering Association free?

Rajkot Engineering Association is free to download, with no in-app purchases.

### Is AI Chat Assistant free?

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

### Do Rajkot Engineering Association or AI Chat Assistant have ads?

Neither Rajkot Engineering Association nor AI Chat Assistant shows ads.

### Which is updated more often, Rajkot Engineering Association or AI Chat Assistant?

Rajkot Engineering Association ships an update every 2 months, and AI Chat Assistant every 5 days. Most recently, Rajkot Engineering Association was updated on October 25, 2026 and AI Chat Assistant on November 3, 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.*