# CS Programmer vs NSYS Diagnostics

The clearest difference is device support: NSYS Diagnostics at 4 against CS Programmer's 2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CS Programmer ships an update every 5 weeks, NSYS Diagnostics every 3 weeks. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | CS Programmer | NSYS Diagnostics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 23 MB | 15 MB |
| Requires iOS | 14.7 | **13** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Control Solutions](https://appshunter.io/developer/1185981343) | [Grigoriy Glazman](https://appshunter.io/developer/1448501053) |

## What reviewers say

### CS Programmer

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

**Features:** Vision Pro support

**In-app purchases:** none


### NSYS Diagnostics

[App page](https://appshunter.io/ios/app/nsys-diagnostics/id6764545220)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is CS Programmer free?

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

### Is NSYS Diagnostics free?

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

### Do CS Programmer or NSYS Diagnostics have ads?

Neither CS Programmer nor NSYS Diagnostics shows ads.

### Which is updated more often, CS Programmer or NSYS Diagnostics?

CS Programmer ships an update every 5 weeks, and NSYS Diagnostics every 3 weeks. Most recently, CS Programmer was updated on October 6, 2026 and NSYS Diagnostics on October 1, 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.*