# PIDTune vs PID Command & Ctrl

The clearest difference is price: PID Command & Ctrl at Free against PIDTune's $4.99. PID Command & Ctrl also leads on iOS requirement (13.0 vs 15.0). PIDTune's advantage is update cadence (every 4 months vs every 19 months). On review sentiment, ads, in-app purchases and device support there is nothing between them.

PID Command & Ctrl is free to download; PIDTune costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PIDTune ships an update every 4 months, PID Command & Ctrl every 19 months. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | PIDTune | PID Command & Ctrl |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pidtune/id1045174726/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 19 months |
| Monetization | Paid | **Free** |
| Size | 1 MB | 2 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Richard H Street](https://appshunter.io/developer/954888336) | [Associated Industries China, Inc.](https://appshunter.io/developer/1495152287) |

## What reviewers say

### PIDTune

[App page](https://appshunter.io/ios/app/pidtune/id1045174726)

This utility calculates PID tuning parameters using the IMC method for various process and controller types. It allows for direct input of process gain or variable changes, with adjustable tuning aggression via a slider.

**Highlights:** IMC method for PID tuning, Calculates Kc, Ti, Td, Supports FO, SO, and I process types, Handles Parallel and Series controller types, Adjustable tuning aggression slider, Input process gain or variable changes

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

**In-app purchases:** none


### PID Command & Ctrl

[App page](https://appshunter.io/ios/app/pid-command-and-ctrl/id1495152288)

This utility app enables simple and intuitive control, configuration, and testing of AG Neovo Public Information Displays on your network. It also facilitates the rapid creation of video walls without requiring third-party hardware.

**Highlights:** Remote display management, OSD settings control, Wi-Fi or LAN connectivity, Create up to 5x5 video walls, Quick video wall configuration, Supports specific AG Neovo display models

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PIDTune free?

PIDTune costs $4.99, with no in-app purchases.

### Is PID Command & Ctrl free?

PID Command & Ctrl is free to download, with no in-app purchases.

### Do PIDTune or PID Command & Ctrl have ads?

Neither PIDTune nor PID Command & Ctrl shows ads.

### Which is updated more often, PIDTune or PID Command & Ctrl?

PIDTune ships an update every 4 months, and PID Command & Ctrl every 19 months. Most recently, PIDTune was updated on September 21, 2026 and PID Command & Ctrl on September 23, 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.*