# ETI Commander vs CS Programmer

ETI Commander and CS Programmer are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ETI Commander ships an update every 2 months, CS Programmer every 5 weeks. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ETI Commander | CS Programmer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/eti-commander/id1423110846/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 10 MB | 23 MB |
| Requires iOS | **13.0** | 14.7 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Electronic Technology Inc.](https://appshunter.io/developer/1423110845) | [Control Solutions](https://appshunter.io/developer/1185981343) |

## What reviewers say

### ETI Commander

[App page](https://appshunter.io/ios/app/eti-commander/id1423110846)

This app allows users to program and monitor ETI MNPR relays using a Bluetooth optical head. It facilitates troubleshooting of network protector and relay operations. Requires specific ETI hardware for functionality.

**Highlights:** Program MNPR relays, Monitor MNPR relays, Bluetooth optical head connectivity, Troubleshoot relay operation, Troubleshoot network protector operation

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

**In-app purchases:** none


### CS Programmer

[App page](https://appshunter.io/ios/app/cs-programmer/id1520073880)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ETI Commander free?

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

### Is CS Programmer free?

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

### Do ETI Commander or CS Programmer have ads?

Neither ETI Commander nor CS Programmer shows ads.

### Which is updated more often, ETI Commander or CS Programmer?

ETI Commander ships an update every 2 months, and CS Programmer every 5 weeks. Most recently, ETI Commander was updated on October 14, 2026 and CS Programmer on October 25, 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.*