# Polar Express vs Chat

The clearest difference is in-app purchases: Polar Express at none against Chat's 4. Polar Express also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Chat sells 4 in-app purchases, starting at $4.99 per 7 days. Polar Express asks for nothing beyond the download.

Polar Express ships an update weekly, Chat every 3 weeks. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Polar Express | Chat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 66 MB | 41 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [bluesky.io](https://appshunter.io/developer/1660922061) | [辰希 孙](https://appshunter.io/developer/1786910558) |

## What reviewers say

### Polar Express

[App page](https://appshunter.io/ios/app/polar-express/id6738811358)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Chat

[App page](https://appshunter.io/ios/app/chatai-chat-assistant/id6746418324)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 週間会員 | $4.99 | per 7 days |
| 月間会員 | $9.99 | per month |
| 年度会員 | $36.99 | per year |
| 永久会員 | $39.99 | one-time |


## Frequently asked questions

### Is Polar Express free?

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

### Is Chat free?

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

### Do Polar Express or Chat have ads?

Neither Polar Express nor Chat shows ads.

### Which is updated more often, Polar Express or Chat?

Polar Express ships an update weekly, and Chat every 3 weeks. Most recently, Polar Express was updated on October 7, 2026 and Chat on October 25, 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.*