# Syncode vs Shennian

The clearest difference is in-app purchases: Shennian at none against Syncode's 2. Shennian also leads on iOS requirement (15.1 vs 17.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Syncode sells 2 one-off in-app purchases. Shennian asks for nothing beyond the download.

Syncode ships an update fortnightly, Shennian every 2 weeks. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Syncode | Shennian |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 8 MB | 49 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [剑龙 刘](https://appshunter.io/developer/562718731) | [bodongyueqian](https://appshunter.io/developer/1796805487) |

## What reviewers say

### Syncode

[App page](https://appshunter.io/ios/app/syncode-ai-coding-tool/id6759236231)

This AI coding assistant allows developers to seamlessly continue their work across Mac and iPhone. It offers context-aware conversations, progress tracking, and an approval workflow for critical actions, ensuring a continuous development flow.

**Highlights:** Cross-device development, AI coding assistant, Session management, Approval workflow, Local pairing, Secure by default

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe for 1 month | $1.99 | one-time |
| Subscribe for 1 year | $19.99 | one-time |


### 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


## Frequently asked questions

### Is Syncode free?

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

### Is Shennian free?

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

### Do Syncode or Shennian have ads?

Neither Syncode nor Shennian shows ads.

### Which is updated more often, Syncode or Shennian?

Syncode ships an update fortnightly, and Shennian every 2 weeks. Most recently, Syncode was updated on September 23, 2026 and Shennian on September 21, 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.*