Comparison

ai.Audio Controller vs Sennheiser Smart Control Plus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ai.Audio Controller

Features
Read full description

Audio Controller for ROTEL®. Control that matches your passion for sound. Please note: ROTEL® is a registered trademark. This app is an independent work and not affiliated with or endorsed by ROTEL®. Take charge of your ROTEL® system with an app designed for serious listeners. From effortless volume and input control to fine‑tuned balance and tone adjustments, Audio Controller puts precision in your pocket or wrist. Now you can sync power and dim up to three additional devices with your main unit, set safe volume limit to protect your gear and ears, and enjoy smoother response with alternative button controls and haptic feedback. Whether it’s stereo purity or multichannel immersion, your system has never been easier to command. Why you’ll love it: - Control your ROTEL pre/amp from iPhone, iPad, or Apple Watch - Sync power and dimming across multiple devices - Fine‑grade sensitivity for volume, balance, and tone - Configurable max volume for safe listening - Alternative button mode with haptic feedback - Expanded support for multichannel/surround setups - Automatic detection and quick setup - Widgets for scenes and monitoring Upgrade from the free version to unlock full functionality and experience your system without limits. Free version limitations (removable via in‑app purchase): - Inputs revert after 2 seconds - Volume capped at 14 - Bass/treble limited to ±3 - Speaker B can only be deactivated - Dimmer limited to level 3 - Transport controls emit STOP command Applied Standard Apple Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Sennheiser Smart Control Plus

This application provides advanced control and personalization for compatible Sennheiser headphones. Users can customize audio, manage noise cancellation, update firmware, and locate their devices. It offers features like Sound Zones and a Fit Test for an enhanced listening experience.

Highlights
  • Firmware Updates
  • Customizable Equalizer
  • Sound Personalization
  • Sound Zones
  • Fit Test
  • Find Headphones
  • Noise Cancellation Control
Read full description

Introducing Sennheiser Smart Control Plus: The Ultimate Sound Control App for Your Sennheiser Headphones Compatibility: Sennheiser Smart Control Plus works with a wide range of Sennheiser products, including MOMENTUM True Wireless 5, ACCENTUM Clip, MOMENTUM 5, HDB 630, MOMENTUM 4, MOMENTUM True Wireless 4, ACCENTUM Plus, ACCENTUM, ACCENTUM True Wireless, MOMENTUM Sport, ACCENTUM True Wireless, MOMENTUM True Wireless 3, CX TW, CX Sport TW, CX TW Plus. Please note that feature availability may vary depending on the product. Experience unparalleled sound control and personalization with Sennheiser Smart Control Plus, the next-generation app designed to enhance your Sennheiser headphones. With a sleek, modern interface and a host of innovative features, Smart Control Plus puts you in command of your audio experience like never before. - Firmware Updates: Keep your devices running smoothly with the latest software and firmware updates. - My Sound: Customize your audio with a powerful combination of Equalizer, Sound Personalization, Sound Check, and EQ presets. - Sound Zones: Automatically adjust your audio settings based on your current location. - Fit Test: Ensure the perfect fit for your earbuds with our intuitive Fit Test feature. - Find Headphones: Never lose your headphones again with the built-in Find Headphones function. - Auracast Assistant: Seamlessly manage your Auracast-enabled devices. - Noise Cancellation and Transparency: Effortlessly configure and control noise cancellation and transparency settings. Upgrade Now: To access these exciting new features, please upgrade to Sennheiser Smart Control Plus. Enjoy enhanced stability, improved performance, and a future-proof app designed to evolve with your needs. Upgrade to Sennheiser Smart Control Plus and take control of your sound experience today!

Screenshots

ai.Audio Controller4 screens
Sennheiser Smart Control Plus4 screens

Verdict

The call

The clearest difference is in-app purchases: Sennheiser Smart Control Plus at none against ai.Audio Controller's 1. Sennheiser Smart Control Plus also leads on update cadence (monthly vs every 5 months) and iOS requirement (15.0 vs 18.0). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ai.Audio Controller sells 1 one-off in-app purchase. Sennheiser Smart Control Plus asks for nothing beyond the download.

UpkeepUpdate frequency

ai.Audio Controller ships an update every 5 months, Sennheiser Smart Control Plus monthly. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

Scorecard3 real differences · 7 level
ai.Audio Controller versus Sennheiser Smart Control Plus: the parameters behind the verdict, then further details
Parameterai.Audio ControllerSennheiser Smart Control Plus
PriceFreeFree
Rating—4.8 (4.6K ratings) — better
Positive reviews—72.2% of reviews
Number of ratings—4.6K — better
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS18.015.0 — better
Further details — not scored
Size9 MB190 MB
Age rating4+4+
DeveloperNarcyz AdamusSonova Consumer Hearing GmbH

Bugs and requests

ai.Audio Controller

Not enough reviews yet to summarise bugs or requests.

Sennheiser Smart Control Plus

Reported bugs

3 issues
  • Headphones not detected in sound personalization
  • Headphones not connecting to app
  • Firmware update issues

Requested features

4 requests
  • Widget for easier control
  • Transfer devices from old app
  • iPad mode
  • Audio cable options

In-app purchases

1 purchases

ai.Audio Controller

One-time1
  • Full Functionality$14.99
None

Sennheiser Smart Control Plus

No in-app purchases

Questions

Is ai.Audio Controller free?
ai.Audio Controller is free to download, with in-app purchases available.
Is Sennheiser Smart Control Plus free?
Sennheiser Smart Control Plus is free to download, with no in-app purchases.
Do ai.Audio Controller or Sennheiser Smart Control Plus have ads?
Neither ai.Audio Controller nor Sennheiser Smart Control Plus shows ads.
Which is updated more often, ai.Audio Controller or Sennheiser Smart Control Plus?
ai.Audio Controller ships an update every 5 months, and Sennheiser Smart Control Plus monthly. Most recently, ai.Audio Controller was updated on October 6, 2026 and Sennheiser Smart Control Plus on October 15, 2026.

Other comparisons