# AI Chat vs Navstar 4G

The clearest difference is in-app purchases: Navstar 4G at none against AI Chat's 4. Navstar 4G also leads on ads (none vs shown). AI Chat's advantage is update cadence (every 9 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AI Chat sells 4 in-app purchases, starting at $3.99 per 7 days. Navstar 4G asks for nothing beyond the download.

AI Chat ships an update every 9 days, Navstar 4G every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AI Chat | Navstar 4G |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (106 ratings)](https://appshunter.io/ios/app/ai-chat-gem-chatbot-assistant/id6448867021/reviews)** | — |
| Number of ratings | **106** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 116 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [ARITEK](https://appshunter.io/developer/1686721568) | [247 COMMERCE LIMITED](https://appshunter.io/developer/1622774791) |

## What reviewers say

### AI Chat

[App page](https://appshunter.io/ios/app/ai-chat-gem-chatbot-assistant/id6448867021)

This AI chatbot assistant offers immediate responses and seamless writing support for any inquiry. It helps users explore creative writing, practice languages, and engage in human-like conversations on any topic.

**Highlights:** Answers any inquiry instantly, Assists with creative writing, Supports language learning and translation, Engages in human-like conversations, Provides coding and math help, Offers recipe and itinerary suggestions

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $3.99 | per 7 days |
| 3-Days Free Trail | $5.99 | per 7 days |
| Monthly Subsciption | $8.99 | per month |
| Yearly Subscription | $34.99 | per year |


### Navstar 4G

[App page](https://appshunter.io/ios/app/navstar-4g/id6695737489)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is AI Chat free?

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

### Is Navstar 4G free?

Navstar 4G is free to download, with no in-app purchases.

### Do AI Chat or Navstar 4G have ads?

AI Chat shows ads; Navstar 4G does not.

### Which is updated more often, AI Chat or Navstar 4G?

AI Chat ships an update every 9 days, and Navstar 4G every 2 months. Most recently, AI Chat was updated on November 3, 2026 and Navstar 4G on October 30, 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.*