# SITCLINE vs I

The clearest difference is update cadence: I at every 2 months against SITCLINE's every 5 months. I also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

SITCLINE ships an update every 5 months, I every 2 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SITCLINE | I |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 5 MB | 55 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SITCLINE](https://appshunter.io/developer/1102312193) | [Sinotrans Innovation Technology Co., Ltd.](https://appshunter.io/developer/1748734140) |

## What reviewers say

### SITCLINE

[App page](https://appshunter.io/ios/app/sitcline/id635792464)

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

**In-app purchases:** none


### I

[App page](https://appshunter.io/ios/app/i-sinoagent/id6503284899)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SITCLINE free?

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

### Is I free?

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

### Do SITCLINE or I have ads?

Neither SITCLINE nor I shows ads.

### Which is updated more often, SITCLINE or I?

SITCLINE ships an update every 5 months, and I every 2 months. Most recently, SITCLINE was updated on November 1, 2026 and I on October 30, 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.*