Comparison

Sennheiser Smart Control vs UB+ SEEK

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

Head to head
About

Sennheiser Smart Control

Effortlessly control and personalize your Sennheiser headphones and AMBEO Soundbar. Features include tailored audio with Sound Check, location-based sound adaptation with Sound Zones, and easy access to noise cancellation and transparent hearing.

Highlights
  • Effortless sound control
  • Personalize audio experience
  • Sound Check for individual hearing
  • Sound Zones for location-based settings
  • Noise Cancellation and Transparent Hearing
  • User accounts for device settings transfer
  • Software and firmware updates
Read full description

Try our new app Smart Control Plus if you have following products: MOMENTUM 4, MOMENTUM True Wireless 4, MOMENTUM Sport, MOMENTUM True Wireless 3, ACCENTUM, ACCENTUM Plus, ACCENTUM True Wireless, CX True Wireless, CX Plus True Wireless, CX 500 True Wireless COMPATIBILITY: Sennheiser Smart Control currently works with MOMENTUM SPORT, ACCENTUM Plus, ACCEMTUM, ACCENTUM True Wireless, MOMENTUM 4, MOMENTUM 3, MOMENTUM True Wireless 4, MOMENTUM True Wireless 3, MOMENTUM True Wireless 2, CX400BT, MOMENTUM True Wireless, AMBEO Soundbar, Soundbar Plus, Soundbar Mini, PXC 550, PXC 550-II, CX150BT, CX350BT, HD458BT, HD350BT, HD450BT, HD450SE, CX True Wireless, CX Plus True Wireless more products to come. The all-new Smart Control places effortless sound control and personalization for your Sennheiser headphones and the AMBEO Soundbar in the palm of your hand. With a fresh, modern design, Smart Control introduces exciting new features such as Sound Check to tailor the audio experience to individual hearing and Sound Zones that adapts the sound to your location. The app also provides user accounts to make it easier to enjoy sound your way on all your Sennheiser devices. - Smart Control app – Effortless sound control and personalization for Sennheiser headphones and the AMBEO Soundbar - Easy to use Equalizer – Quickly choose the perfect sound with intuitive EQ and presets - Sound Check – Guided process helps you find the best EQ setting for your personal hearing - Sound Zone – Automatically selects your preferred settings for your current location - Access to Noise Cancellation and Transparent Hearing functions – Intuitively activate and configure sound functions - A more personal user experience – New user accounts let you transfer settings between devices and enjoy a more relevant personalized experience - Discovery area – Catch up with relevant product news, updates from the world of Sennheiser, and access to the Sennheiser web store – all within the app - Detailed product information – Digital user manuals provide all you need to know wherever you go - Keep your product up-to-date – Smart Control provides the latest software and firmware updates for your product

About

UB+ SEEK

Control music playback and audio sources from your smartphone. Wirelessly pair two speakers for stereo sound. Compatible with specific devices and phone models.

Highlights
  • Play music from smartphone
  • Transmit high-resolution audio
  • Control playback and volume
  • Select sound sources (TV, computer, phone)
  • Pair 2 speakers for wireless stereo
Features
Read full description

Key Features Includes : a) To play music on your smartphone and transmit thru SBC, AAC and other high-resolution audio sources. b) Control play pause, volume, track c) Select and play the sound source of TV, computer, mobile phone d) You can also Pair 2 speakers to form a wireless stereo thru this APP. *Compatible devices only *Some functions only correspond to specific mobile phone models

Screenshots

Sennheiser Smart Control4 screens
UB+ SEEK4 screens

Verdict

The call

The clearest difference is rating: Sennheiser Smart Control at 3.4 against UB+ SEEK's 2.3. Sennheiser Smart Control also leads on ratings volume (1.5K vs 3) and review sentiment (23% vs 0%). UB+ SEEK's advantage is update cadence (fortnightly vs monthly). On price, ads, in-app purchases and monetization model 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

Sennheiser Smart Control holds the better App Store score, 3.4 against 2.3. That said, the two scores are not equally well evidenced: Sennheiser Smart Control has 1.5K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 23% of Sennheiser Smart Control's written reviews are positive against 0% of UB+ SEEK's.

UpkeepUpdate frequency

Sennheiser Smart Control ships an update monthly, UB+ SEEK fortnightly. The most recent releases landed on September 23, 2026 and July 5, 2026 respectively.

Scorecard4 real differences · 6 level
Sennheiser Smart Control versus UB+ SEEK: the parameters behind the verdict, then further details
ParameterSennheiser Smart ControlUB+ SEEK
PriceFreeFree
Rating3.4 (1.5K ratings) — better2.3 (3 ratings)
Positive reviews23.3% of reviews — better0.0% of reviews
Number of ratings1.5K — better3
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better14.0
Further details — not scored
Size329 MB28 MB
Age rating4+4+
DeveloperSonova Consumer Hearing GmbHTGI TECHNOLOGY PTE LTD

Customer experience

Sennheiser Smart Control

All ratings1,520 ratings
Positive58.6%
Neutral5.0%
Negative36.4%
Written reviews1,573 reviews
Positive23.3%
Neutral12.4%
Negative64.3%

UB+ SEEK

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Sennheiser Smart Control

Reported bugs

4 issues
  • App unable to find/connect to paired headphones
  • EQ settings not saving properly
  • Firmware update process frequently fails
  • Compatibility issues with newer iOS versions

Requested features

5 requests
  • Option to disable touch controls
  • Ability to turn off ANC and transparency mode
  • More granular EQ controls
  • Persistent settings across power cycles
  • Widgets for quick access to common functions

UB+ SEEK

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Sennheiser Smart Control

No in-app purchases

None

UB+ SEEK

No in-app purchases

Questions

Is Sennheiser Smart Control free?
Sennheiser Smart Control is free to download, with no in-app purchases.
Is UB+ SEEK free?
UB+ SEEK is free to download, with no in-app purchases.
Which has better reviews, Sennheiser Smart Control or UB+ SEEK?
Sennheiser Smart Control is rated higher. Sennheiser Smart Control averages 3.4 out of 5 from 1.5K ratings, while UB+ SEEK averages 2.3 from 3 ratings.
Do Sennheiser Smart Control or UB+ SEEK have ads?
Neither Sennheiser Smart Control nor UB+ SEEK shows ads.
Which is updated more often, Sennheiser Smart Control or UB+ SEEK?
Sennheiser Smart Control ships an update monthly, and UB+ SEEK fortnightly. Most recently, Sennheiser Smart Control was updated on September 23, 2026 and UB+ SEEK on July 5, 2026.

Other comparisons