PSI Audio vs McIntosh Cast Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PSI Audio
Control PSI Audio AVAA units with this official remote app. Access device information, update firmware, and learn about room acoustics. Optimize your low-frequency sound absorption.
- Remote control for AVAA units
- Access device information (serial number, firmware)
- Firmware updates
- Information on acoustics and room modes
- Optimized absorption settings
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This is the official app to control PSI Audio AVAA units with the latest firmware. If you are looking for the legacy PSI Audio app (for older units), please search for “PSI Audio – Legacy” in the store. The AVAA is a unique active system to absorb low frequency room modes in a room. This application allows you to remotely control your AVAA(s) through your mobile phone. It also gives you access to all the information relative to your device such as serial number, firmware version, SSID, etc. You will also need this application to get access to the latest firmware and ensure you have all available features and optimised absorption. Furthermore, this application will give you general information on acoustics, room modes and how best to use your AVAA(s).
McIntosh Cast Connect
This app enables Google Cast functionality for a specific streaming amplifier. It is only needed if you intend to use Google Cast, not for other built-in streaming options.
- Google Cast functionality
- Compatibility with MSA5500 amplifier
- Alternative streaming option selector
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Use the McIntosh Cast Connect app to enable Google Cast functionality to our MSA5500 Streaming Integrated Amplifier. If you plan to utilize one of the other built-in streaming technologies in the MSA5500 instead of Google Cast, installing this app is not necessary.
Screenshots
Verdict
The clearest difference is iOS requirement: McIntosh Cast Connect at 13.0 against PSI Audio's 15.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 18, 2026 and September 14, 2026 respectively.
| Parameter | PSI Audio | McIntosh Cast Connect |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 47 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Relec SA | McIntosh Laboratory, Inc. |
Customer experience
PSI Audio
McIntosh Cast Connect
In-app purchases
PSI Audio
No in-app purchases
McIntosh Cast Connect
No in-app purchases
Questions
Is PSI Audio free?
Is McIntosh Cast Connect free?
Do PSI Audio or McIntosh Cast Connect have ads?
Which is updated more often, PSI Audio or McIntosh Cast Connect?
Other comparisons
