# Shennian vs RelayCat编程助手

The clearest difference is update cadence: RelayCat编程助手 at every 6 days against Shennian's every 3 weeks. Shennian's advantage is iOS requirement (15.1 vs 18.0). On price, review sentiment, 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.

Shennian ships an update every 3 weeks, RelayCat编程助手 every 6 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Shennian | RelayCat编程助手 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free | Free |
| Size | 49 MB | 6 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [bodongyueqian](https://appshunter.io/developer/1796805487) | [Shenzhen Miyi Technology Co., Ltd.](https://appshunter.io/developer/6781284516) |

## What reviewers say

### Shennian

[App page](https://appshunter.io/ios/app/shennian/id6761320881)

Control AI coding assistants running on your computer directly from your phone. View sessions in real-time, send messages, and approve actions remotely. Supports major AI coding tools through a CLI bridge.

**Highlights:** Real-time terminal view, Remote message sending, Approve AI actions, Cross-platform AI tool support, Secure HTTPS communication, Instant pairing with code

**In-app purchases:** none


### RelayCat编程助手

[App page](https://appshunter.io/ios/app/relaycat/id6781284514)

Safely control your local AI coding agent remotely from your iPhone. Monitor progress, respond to commands, and approve actions without needing to be at your computer.

**Highlights:** Remote AI coding agent control, Monitor coding progress, Respond to commands, Approve actions, Sync ideas remotely

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

**In-app purchases:** none


## Frequently asked questions

### Is Shennian free?

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

### Is RelayCat编程助手 free?

RelayCat编程助手 is free to download, with no in-app purchases.

### Do Shennian or RelayCat编程助手 have ads?

Neither Shennian nor RelayCat编程助手 shows ads.

### Which is updated more often, Shennian or RelayCat编程助手?

Shennian ships an update every 3 weeks, and RelayCat编程助手 every 6 days. Most recently, Shennian was updated on October 31, 2026 and RelayCat编程助手 on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*