Comparison

Nothing X 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

Nothing X

Manage your smart devices with this comprehensive platform. Connect, customize, and monitor your smartwatches and earbuds. Track your health and fitness data in real-time for a healthier lifestyle.

Highlights
  • Quick pairing with smartwatches and earbuds
  • Seamless device connection and management
  • Personalized function customization
  • Real-time health monitoring (sleep, heart rate, blood oxygen)
  • Fitness tracking (routes, steps, heart rate)
  • Syncs data to Apple Health
Features
Read full description

Nothing X - Your All-in-One Smart Device Manager Nothing X is a professional smart device control and management platform. It supports quick pairing with its smart watches and earbuds, enabling seamless device connection and efficient management. Device Management - Connect and manage Nothing X smart watches and earbuds, easily controlling all device functions. Personalized Customization - Support for customizing functions on watches and earbuds based on personal usage habits, creating a unique user experience. Health Monitoring - Real-time detection of health data such as sleep quality, heart rate, and blood oxygen. Multi-dimensional tracking of health status provides reference for a healthier lifestyle. Fitness Tracking - Real-time recording of daily activities and fitness data, including running routes, heart rate, and step frequency—all fitness metrics are clearly visible. 【Tips】 - This app supports syncing data to Apple Health, where you can view your health data. - GPS is used for recording running routes and updating watch weather; GPS remains active when the app runs in the background during workouts. - Device functions depend on hardware; detected data is for reference only and not intended for medical diagnosis. 【Contact Us】 If you encounter any issues or have suggestions while using the product, you can submit them by going to "My - Help & Feedback" in Nothing X, or by visiting the link: https://nothing.tech/pages/contact-support.

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

Nothing X4 screens
Sennheiser Smart Control Plus4 screens

Verdict

The call

The clearest difference is update cadence: Nothing X at fortnightly against Sennheiser Smart Control Plus's monthly. Nothing X also leads on iOS requirement (13.0 vs 15.0). On price, rating, review sentiment and ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Nothing X against 4.8 for Sennheiser Smart Control Plus. Both are backed by a comparable volume of ratings — 3.1K and 4.6K respectively. Written reviews split almost evenly too, at 72% and 72% positive.

UpkeepUpdate frequency

Nothing X ships an update fortnightly, Sennheiser Smart Control Plus monthly. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
Nothing X versus Sennheiser Smart Control Plus: the parameters behind the verdict, then further details
ParameterNothing XSennheiser Smart Control Plus
PriceFreeFree
Rating4.7 (3.1K ratings)4.8 (4.6K ratings) — better
Positive reviews71.7% of reviews71.9% of reviews — better
Number of ratings3.1K4.6K — better
Update frequencyFortnightly — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size345 MB190 MB
Age rating4+4+
DeveloperNothing Technology LimitedSonova Consumer Hearing GmbH

Customer experience

Nothing X

All ratings3,104 ratings
Positive92.0%
Neutral2.2%
Negative5.8%
Written reviews2,240 reviews
Positive71.7%
Neutral7.6%
Negative20.7%

Sennheiser Smart Control Plus

All ratings4,557 ratings
Positive95.5%
Neutral2.0%
Negative2.5%
Written reviews598 reviews
Positive71.9%
Neutral8.2%
Negative19.9%

User reviews

Nothing X

From 3.1K App Store ratings

What we love

  • 🚀 Excellent sound quality
  • 👍 Great value for the price
  • 🔒 Robust noise cancellation
  • 💡 Customizable EQ and settings
  • 👍 Comfortable and secure fit

Room to improve

  • 🐛 Connectivity issues and random disconnects
  • 🔋 Battery life could be better
  • 🐛 Inconsistent touch controls
  • 🐛 Bugs with firmware updates
  • 🐛 Unreliable noise cancellation and transparency mode

Sennheiser Smart Control Plus

From 4.6K App Store ratings

What we love

  • 🍻 ANC OFF/ON control
  • 👍 Seamless functionality
  • 🚀 Fluid and responsive
  • 💡 Customizable EQ presets
  • 👍 Helpful app features

Room to improve

  • 🐛 Connectivity issues
  • 🐛 Firmware update problems
  • 🐛 Headphone detection problems
  • 🔋 Battery life concerns
  • 👎 Dysfunctional app

Bugs and requests

Nothing X

Reported bugs

4 issues
  • Right earbud randomly stops working
  • App fails to connect to earbuds
  • EQ settings reset unexpectedly
  • Noise cancellation turns on/off randomly

Requested features

5 requests
  • More granular EQ controls
  • Ability to disable all touch controls
  • Home screen widget for battery levels
  • Integration with voice assistants
  • Improved wind noise reduction

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

None

Nothing X

No in-app purchases

None

Sennheiser Smart Control Plus

No in-app purchases

Questions

Is Nothing X free?
Nothing X is free to download, with no in-app purchases.
Is Sennheiser Smart Control Plus free?
Sennheiser Smart Control Plus is free to download, with no in-app purchases.
Which has better reviews, Nothing X or Sennheiser Smart Control Plus?
Sennheiser Smart Control Plus is rated higher. Nothing X averages 4.7 out of 5 from 3.1K ratings, while Sennheiser Smart Control Plus averages 4.8 from 4.6K ratings.
Do Nothing X or Sennheiser Smart Control Plus have ads?
Neither Nothing X nor Sennheiser Smart Control Plus shows ads.
Which is updated more often, Nothing X or Sennheiser Smart Control Plus?
Nothing X ships an update fortnightly, and Sennheiser Smart Control Plus monthly. Most recently, Nothing X was updated on September 24, 2026 and Sennheiser Smart Control Plus on September 23, 2026.

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