# PIDTune vs ROYAL PT

The clearest difference is review sentiment: PIDTune at 100% against ROYAL PT's 0%. PIDTune also leads on rating (5.0 vs 1.7) and update cadence (every 4 months vs every 44 months). ROYAL PT's advantage is price (Free vs $4.99) and iOS requirement (10.0 vs 15.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

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

PIDTune holds the better App Store score, 5.0 against 1.7. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 100% of PIDTune's written reviews are positive against 0% of ROYAL PT's.

PIDTune ships an update every 4 months, ROYAL PT every 44 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | PIDTune | ROYAL PT |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pidtune/id1045174726/reviews)** | [1.7 (3 ratings)](https://appshunter.io/ios/app/royal-pt-300/id1370299047/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 44 months |
| Monetization | Paid | **Free** |
| Size | 1 MB | 2 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Richard H Street](https://appshunter.io/developer/954888336) | [Royal Consumer Products Inc.](https://appshunter.io/developer/1384772188) |

## 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


### ROYAL PT

[App page](https://appshunter.io/ios/app/royal-pt-300/id1370299047)

This utility app allows users to configure default settings for a printer, including code pages and fonts. It also enables the setup of Wi-Fi connection parameters such as mode, SSID, and security keys.

**Highlights:** Configure printer default parameters, Set default code page, Set default language fonts, Configure Wi-Fi connection parameters, Set Wi-Fi mode, Configure SSID and security key

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PIDTune free?

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

### Is ROYAL PT free?

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

### Which has better reviews, PIDTune or ROYAL PT?

PIDTune is rated higher. PIDTune averages 5.0 out of 5 from 2 ratings, while ROYAL PT averages 1.7 from 3 ratings.

### Do PIDTune or ROYAL PT have ads?

Neither PIDTune nor ROYAL PT shows ads.

### Which is updated more often, PIDTune or ROYAL PT?

PIDTune ships an update every 4 months, and ROYAL PT every 44 months. Most recently, PIDTune was updated on November 2, 2026 and ROYAL PT on November 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*