# Qastor vs ChatSea

The clearest difference is in-app purchases: ChatSea at none against Qastor's 3. ChatSea also leads on update cadence (every 9 days vs every 2 months). Qastor's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.5). On price and ads there is nothing between them.

Both are free to download. Qastor sells 3 in-app purchases, starting at $619.00 per year. ChatSea asks for nothing beyond the download.

Qastor ships an update every 2 months, ChatSea every 9 days. The most recent releases landed on September 18, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Qastor | ChatSea |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 257 MB | 39 MB |
| Requires iOS | **14.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Quality Positioning Services (Q.P.S.) B.V.](https://appshunter.io/developer/1449631902) | [AIVeNautics](https://appshunter.io/developer/1811803218) |

## What reviewers say

### Qastor

[App page](https://appshunter.io/ios/app/qastor/id1449631903)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Navigation | $619.00 | per year |
| Navigation + Docking | $989.00 | per year |
| 14-day Trial | Free | one-time |


### ChatSea

[App page](https://appshunter.io/ios/app/chatsea/id6745332004)

**In-app purchases:** none


## Frequently asked questions

### Is Qastor free?

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

### Is ChatSea free?

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

### Do Qastor or ChatSea have ads?

Neither Qastor nor ChatSea shows ads.

### Which is updated more often, Qastor or ChatSea?

Qastor ships an update every 2 months, and ChatSea every 9 days. Most recently, Qastor was updated on September 18, 2026 and ChatSea on September 26, 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.*