# Si vs CS Server

The clearest difference is update cadence: CS Server at every 10 days against Si's every 23 months. Si's advantage is iOS requirement (13.0 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.

Si ships an update every 23 months, CS Server every 10 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Si | CS Server |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 10 days** |
| Size | 27 MB | 49 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Maria Eurenice de Oliveira Leitao](https://appshunter.io/developer/1502818440) | [Luan Moreira](https://appshunter.io/developer/1626152517) |

## What reviewers say

### Si

[App page](https://appshunter.io/ios/app/si-forca-de-vendas/id1587768862)

**Features:** macOS Compatibility

**In-app purchases:** none


### CS Server

[App page](https://appshunter.io/ios/app/cs-server/id6740238191)

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

**In-app purchases:** none


## Frequently asked questions

### Is Si free?

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

### Is CS Server free?

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

### Do Si or CS Server have ads?

Neither Si nor CS Server shows ads.

### Which is updated more often, Si or CS Server?

Si ships an update every 23 months, and CS Server every 10 days. Most recently, Si was updated on November 3, 2026 and CS Server on November 4, 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.*