# Go AI vs LumiTrail

The clearest difference is in-app purchases: Go AI at none against LumiTrail's 1. LumiTrail's advantage is update cadence (every 5 days vs every 5 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. LumiTrail sells 1 one-off in-app purchase. Go AI asks for nothing beyond the download.

Go AI ships an update every 5 months, LumiTrail every 5 days. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Go AI | LumiTrail |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 days** |
| Size | 11 MB | 16 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [West Sybe Games](https://appshunter.io/developer/457535229) | [Mindsprint LLC](https://appshunter.io/developer/1894213493) |

## What reviewers say

### Go AI

[App page](https://appshunter.io/ios/app/go-ai/id6479960575)

**Features:** macOS Compatibility

**In-app purchases:** none


### LumiTrail

[App page](https://appshunter.io/ios/app/lumitrail/id6784893459)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 光跡 Lumitrail Pro | $7.99 | one-time |


## Frequently asked questions

### Is Go AI free?

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

### Is LumiTrail free?

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

### Do Go AI or LumiTrail have ads?

Neither Go AI nor LumiTrail shows ads.

### Which is updated more often, Go AI or LumiTrail?

Go AI ships an update every 5 months, and LumiTrail every 5 days. Most recently, Go AI was updated on October 10, 2026 and LumiTrail 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.*