RC Circuit Pro vs PID Command & Ctrl
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RC Circuit Pro
Calculate RC charging and filter circuits with ease. This tool helps hobbyists and engineers determine time constants, component values, and cutoff frequencies. Save and export your circuit data for further analysis.
- Calculate time constant
- Find component values (R, C)
- Determine voltage at time t
- Calculate cutoff frequency
- Save data to CSV
- Export data via AirDrop/iCloud Drive
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This app is used to calculate the RC charging and RC filter circuit. It is suitable for hobbyist or electronic engineer. Features * Calculate time constant from R, C * Find component value R,C from time constant * Get voltage at time t in RC charging / discharging * Calculate cutoff frequency by R, C * Find component value R,C from cutoff frequency * Save data to CSV files * Upload CSV via AirDrop / iCloud Drive * Support English, German, French, Italian, Spanish, Portuguese, Japanese, Traditional Chinese, Simplified Chinese
PID Command & Ctrl
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.
- 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
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PID Command & Ctrl allows users to control, configure and test AG Neovo Public Information Displays located in the same network simply and intuitively. It also can be used to create video walls within minutes and assist system integrators with setting up displays. Display Control Provides a simple and intuitive interface for remote management, OSD-related settings, and easy control on deployed displays through Wi-Fi or LAN. Setup and maintain large-scale digital signage installations remotely and securely. UniWall The native UniWall feature allows AG Neovo displays to create up to 5x5 video walls without third-party equipment. With PID Command & Ctrl you can easily and quickly configure a video wall within 5 minutes, simply set the number of rows and columns and assign the correct position to each display. This application is compatible only with AG Neovo Displays. The following models are supported: PN-Series, PD-Series, PM-Series, QX-Series, QD-Series, QM-Series, VW-Series, and RX-Series (RX-32E, RX-42E, RX-55E only).
Screenshots
Verdict
The clearest difference is price: PID Command & Ctrl at Free against RC Circuit Pro's $0.99. RC Circuit Pro's advantage is update cadence (every 4 months vs every 19 months) and iOS requirement (9.0 vs 13.0). On review sentiment, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
PID Command & Ctrl is free to download; RC Circuit Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
RC Circuit Pro ships an update every 4 months, PID Command & Ctrl every 19 months. The most recent releases landed on October 5, 2026 and September 23, 2026 respectively.
| Parameter | RC Circuit Pro | PID Command & Ctrl |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months — better | Every 19 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 17 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Siu Yuen Ho | Associated Industries China, Inc. |
Customer experience
RC Circuit Pro
PID Command & Ctrl
In-app purchases
RC Circuit Pro
No in-app purchases
PID Command & Ctrl
No in-app purchases
Questions
Is RC Circuit Pro free?
Is PID Command & Ctrl free?
Do RC Circuit Pro or PID Command & Ctrl have ads?
Which is updated more often, RC Circuit Pro or PID Command & Ctrl?
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