# CTC Command Center vs Chain Calculator

The clearest difference is update cadence: Chain Calculator at monthly against CTC Command Center's every 3 months. Chain Calculator also leads on iOS requirement (13.0 vs 16.0). 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.

CTC Command Center ships an update every 3 months, Chain Calculator monthly. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CTC Command Center | Chain Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (14 ratings)](https://appshunter.io/ios/app/ctc-command-center/id1517539623/reviews)** | — |
| Number of ratings | **14** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 139 MB | 18 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CTC Telecom](https://appshunter.io/developer/1517539622) | [seongkuk park](https://appshunter.io/developer/1895828986) |

## What reviewers say

### CTC Command Center

[App page](https://appshunter.io/ios/app/ctc-command-center/id1517539623)

This app allows subscribers to easily set up a guest Wi-Fi network, implement parental controls, and manage network policies. It also helps associate devices with household members for better network organization.

**Highlights:** Guest Wi-Fi network setup, Parental controls, Basic policy management, Device-to-household member association, Intuitive user interface

**Features:** Vision Pro support

**In-app purchases:** none


### Chain Calculator

[App page](https://appshunter.io/ios/app/chain-calculator/id6764549705)

**In-app purchases:** none


## Frequently asked questions

### Is CTC Command Center free?

CTC Command Center is free to download, with no in-app purchases.

### Is Chain Calculator free?

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

### Do CTC Command Center or Chain Calculator have ads?

Neither CTC Command Center nor Chain Calculator shows ads.

### Which is updated more often, CTC Command Center or Chain Calculator?

CTC Command Center ships an update every 3 months, and Chain Calculator monthly. Most recently, CTC Command Center was updated on October 19, 2026 and Chain Calculator on October 6, 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.*