20.4LIVE vs Impera Control
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
20.4LIVE
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20.4Live App is a mixer remote control program. Its operating object is SEIKAKU's self-developed second-generation digital mixer product 20.4Live, and it controls the device through the way of network connection with iPad. Its main function is as the followings: -16 microphone preamplifiers with dedicated trim control 16 -20 line-level inputs -6 Aux sends(4 Analog aux sends and 2 internal aux sends) -4 subgroups and stereo main outs - All channels Control Room output -2 headphone output -USB record/play in main channel -100mm sliding electric fader -touchable color LCD display -24-bit/48KHz sampling rate -Program, save, load & copy functions -Digital gate -Digital compressor -Digital 4-band full parametric EQ -PAN -Phase reverse -Time delay -Scenes with digital fader and aux position reference -6 DCA for Digital Control Audio Amplifier or MUTE -Remote Control: Ethernet or USB, -Expand socket for option module: Multi-track USB audio recording module or CobraNet module etc(USB Audio Module or 16in/16out Digital CobraNet module) Requirements: * iPad with iOS9.0 or above. * a wireless router. * 20.4Live Device (for control)
Impera Control
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Transform AV Management with the Biamp Impera Control App Elevate your audiovisual experience with the Biamp Impera Control app, designed to seamlessly integrate Biamp Impera room control with your iPhone, iPad, or Apple Vision Pro. This app serves as a powerful extension of our Impera Tango and Apprimo Touch 8i controllers (required for operation), offering expanded control and enhanced flexibility for both AV and IT professionals, and end users. Key Features: • Automatic Device Recognition: Effortlessly connect to Biamp Impera devices within your network, eliminating the need for manual configuration. • Kiosk Mode: Transform iOS devices into dedicated control panels with ease. Our 'copy details to kiosk mode' feature simplifies the setup process by automatically handling IP configurations. • Customizable Interfaces: Leverage Biamp Project Designer configuration software to create custom interfaces, all manageable from a single Impera controller. • Multi-Interface Display in Kiosk Mode: View and manage multiple customized interfaces simultaneously, ideal for specialized control setups in diverse environments. Please Note: • Essential Hardware Compatibility: The Biamp Impera Control app is designed specifically to interact with Biamp control hardware and requires either the Impera Tango or Apprimo Touch 8i controllers for operation. • Configuration Prerequisites: All user interfaces must be configured via Project Designer to ensure optimal functionality. Ideal for Diverse Environments: Whether enhancing a conference room, classroom, or any presentation space, the Biamp Impera Control app is your go-to solution for efficient and flexible AV management. Embrace simplicity with Biamp. Download now to extend your approach to ProAV room control!
Screenshots
Verdict
The clearest difference is device support: Impera Control at 3 against 20.4LIVE's 1. 20.4LIVE's advantage is iOS requirement (9.0 vs 17.2). 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 4 months. The most recent releases landed on October 4, 2026 and September 28, 2026 respectively.
| Parameter | 20.4LIVE | Impera Control |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPad | iPhone, iPad, Vision Pro — better |
| Requires iOS | 9.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 13 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | SEIKAKU | BIAMP SYSTEMS, LLC |
In-app purchases
20.4LIVE
No in-app purchases
Impera Control
No in-app purchases








