# 田长巡 vs GreaseAI

The clearest difference is update cadence: GreaseAI at every 10 days against 田长巡's every 5 weeks. 田长巡's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.4). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

田长巡 ships an update every 5 weeks, GreaseAI every 10 days. The most recent releases landed on October 12, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 田长巡 | GreaseAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Size | 220 MB | 36 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GuangXi Institute Of Natural Resources Survey And Monitoring](https://appshunter.io/developer/1683277058) | [MISES NETWORK PTE. LTD.](https://appshunter.io/developer/1696881231) |

## What reviewers say

### 田长巡

[App page](https://appshunter.io/ios/app/id6449724810)

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

**In-app purchases:** none


### GreaseAI

[App page](https://appshunter.io/ios/app/greaseai/id6804923231)

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

**In-app purchases:** none


## Frequently asked questions

### Is 田长巡 free?

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

### Is GreaseAI free?

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

### Do 田长巡 or GreaseAI have ads?

Neither 田长巡 nor GreaseAI shows ads.

### Which is updated more often, 田长巡 or GreaseAI?

田长巡 ships an update every 5 weeks, and GreaseAI every 10 days. Most recently, 田长巡 was updated on October 12, 2026 and GreaseAI on October 29, 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.*