# Interfacing EPC Mobile vs Chat AI Plus

The clearest difference is in-app purchases: Interfacing EPC Mobile at none against Chat AI Plus's 15. Interfacing EPC Mobile also leads on iOS requirement (11.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Chat AI Plus sells 15 in-app purchases, starting at $1.99 per 7 days. Interfacing EPC Mobile asks for nothing beyond the download.

Interfacing EPC Mobile ships an update every 2 weeks, Chat AI Plus every 3 weeks. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Interfacing EPC Mobile | Chat AI Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (1.7K ratings)](https://appshunter.io/ios/app/chat-ai-plus/id6447444893/reviews)** |
| Number of ratings | — | **1.7K** |
| Positive reviews | — | 54.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 63 MB | 171 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Interfacing Technologies Corporation](https://appshunter.io/developer/1463217065) | [Elisaveta Kalmikova](https://appshunter.io/developer/1702744064) |

## What reviewers say

### Interfacing EPC Mobile

[App page](https://appshunter.io/ios/app/interfacing-epc-mobile/id1463217066)

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

**In-app purchases:** none


### Chat AI Plus

[App page](https://appshunter.io/ios/app/chat-ai-plus/id6447444893)

This app offers advanced AI-powered chat capabilities, leveraging cutting-edge models for insightful responses. It assists with tasks like document analysis, image generation, and voice-to-text conversion, simplifying daily life and boosting productivity.

**Highlights:** Advanced AI chat powered by GPT models, AI-powered document analysis and summarization, AI image generation from text descriptions, Voice-to-text conversion, AI Scanner for problem-solving, YouTube and web content summarization, Automatic chat saving

**Features:** Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chat AI Plus - AI Writer | $1.99 | per 7 days |
| Chat AI PLus - Ask Chat | $2.99 | per 7 days |
| AI bot: genius helper + assist | $3.99 | per 7 days |
| Chat AI Assistant PLUS Weekly | $4.99 | per 7 days |
| Chat AI Plus Weekly Pro | $5.99 | per 7 days |
| Chat AI PLus - Ask Anything | $6.99 | per 7 days |
| Chat AI Plus - AI Assistant | $29.99 | per year |
| Chat AI Assistant | $34.99 | per year |
| Chat AI Plus Annual Pro | $39.99 | per year |
| Chat AI Plus - AI Assistant | $49.99 | per year |
| Chat AI Assistant Premium Yearly | $49.99 | per year |
| PRO Plan Chat AI | $49.99 | per year |
| Chat AI Plus - AI Writer | $49.99 | per year |
| Chat Ai Plus - AI Helper | $59.99 | per year |
| Chat AI Plus - Essay Writer | $59.99 | per year |


## Frequently asked questions

### Is Interfacing EPC Mobile free?

Interfacing EPC Mobile is free to download, with no in-app purchases.

### Is Chat AI Plus free?

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

### Do Interfacing EPC Mobile or Chat AI Plus have ads?

Neither Interfacing EPC Mobile nor Chat AI Plus shows ads.

### Which is updated more often, Interfacing EPC Mobile or Chat AI Plus?

Interfacing EPC Mobile ships an update every 2 weeks, and Chat AI Plus every 3 weeks. Most recently, Interfacing EPC Mobile was updated on October 1, 2026 and Chat AI Plus on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*