# PGP Online vs AI Chat

The clearest difference is in-app purchases: PGP Online at none against AI Chat's 8. PGP Online also leads on ads (none vs shown) and iOS requirement (8.0 vs 15.4). On price, update cadence and device support there is nothing between them.

Both are free to download. AI Chat sells 8 in-app purchases, starting at $5.99 per 7 days. PGP Online asks for nothing beyond the download.

PGP Online ships an update every 9 days, AI Chat weekly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PGP Online | AI Chat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (126 ratings)](https://appshunter.io/ios/app/ai-chat-nera-smart-assistant/id1667468949/reviews)** |
| Number of ratings | — | **126** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 48 MB | 40 MB |
| Requires iOS | **8.0** | 15.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Dreams Innovations and Technologies SpA](https://appshunter.io/developer/1170670689) | [AirShape](https://appshunter.io/developer/1638120760) |

## What reviewers say

### PGP Online

[App page](https://appshunter.io/ios/app/pgp-online/id1488774492)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Chat

[App page](https://appshunter.io/ios/app/ai-chat-nera-smart-assistant/id1667468949)

This AI-powered chatbot provides accurate and comprehensive answers to complex questions. It clarifies details, helps with writing, and can solve math problems, acting as a creative assistant for both personal and professional use. Enjoy an ad-free, intuitive experience for quick information retrieval.

**Highlights:** AI-powered question answering, Writing and text improvement, Math problem solving, Organized and comprehensive responses, Ad-free experience, Search history log

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nera AI Unlimited Access | $5.99 | per 7 days |
| Unlimited Monthly Subscription | $19.99 | per month |
| Unlimited AI Chat | $29.99 | per month |
| Nera AI Unlimited Access | $44.99 | per year |
| Unlimited Annual Subscription | $89.99 | per year |
| Unlimited AI Chat | $129.99 | per year |
| 20 AI Chat Messages | $9.99 | one-time |
| 100 AI Chat Messages | $19.99 | one-time |


## Frequently asked questions

### Is PGP Online free?

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

### Is AI Chat free?

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

### Do PGP Online or AI Chat have ads?

AI Chat shows ads; PGP Online does not.

### Which is updated more often, PGP Online or AI Chat?

PGP Online ships an update every 9 days, and AI Chat weekly. Most recently, PGP Online was updated on November 7, 2026 and AI Chat 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.*