The Smart Control app is widely praised for useful features, fit tests, EQ, battery options, and customization, though one review found it somewhat overwhelming.
Pros: Maximum volume clarity, Stability
Cons: Spatial audio, Microphone noise reduction
The Smart Control app is widely praised for useful features, fit tests, EQ, battery options, and customization, though one review found it somewhat overwhelming.
Pros: Maximum volume clarity, Stability
Cons: Spatial audio, Microphone noise reduction
The Nothing X app was a major strength, repeatedly praised for intuitive design, customization, responsiveness, and clean organization.
Pros: Design and Aesthetics, Software/setup simplicity
Cons: Voice assistant integration, Spatial audio
The Soundcore app is repeatedly praised as useful, intuitive, and customizable, with one reviewer calling it a favorite companion app.
Pros: Software/setup simplicity, AI translation
Cons: Noise isolation (passive), Spatial audio
The JBL app was usually praised for depth, EQ, settings, and control, though one review noted occasional bugs.
Pros: Codec support, Dongle
Cons: Sound leakage, Find My
The app was viewed positively for customization, controls, battery options, and a generally intuitive experience.
Pros: Volume output, Multipoint connectivity reliability
Cons: Water/sweat resistance rating, Codec support
The app was generally viewed as useful, simple or feature-rich, though some reviewers saw it mainly as a firmware and EQ utility.
Pros: Award recognition, Battery
Cons: Water/sweat resistance rating, Touch control responsiveness
The app is a major strength, with reviewers praising easy setup, strong feature access, stability, and broad control options.
Pros: Android compatibility, Bluetooth
Cons: Smudge resistance, Cable quality
The Sony app is mostly praised for EQ, setup, device control, and ease of use, but PC support and some interface choices draw criticism.
Pros: Weight comfort, Multipoint connectivity reliability
Cons: aptX, Active noise cancellation
The JLab app was consistently viewed as useful, with praise for firmware, ANC control, EQ, button customization, and an accessible layout.
Pros: Multipoint connectivity reliability, Battery
Cons: Water/sweat resistance rating, Transparency mode quality
The app is usually seen as good, smooth, or easy to use, though one review calls it ordinary and another says its EQ is insufficient.
Pros: Battery, Volume output
Cons: Preset EQ profile quality, Weight comfort
App opinions were mixed: support and customization were major upgrades, but some reviewers found the app buggy, basic, or limited.
Pros: Ear cup swivel/rotation range, Multi-platform compatibility
Cons: aptX, Water/sweat resistance rating
The companion app was important and generally useful for EQ, controls, fit tests, and settings, though some reviewers called it barebones or less intuitive.
Pros: Integrated microphone, Frequency response accuracy
Cons: LDAC, Ear tip size options
The Poly Lens app was often useful for settings, battery checks, updates, fit testing, and customization, but desktop limitations and EQ restrictions kept it from being universally praised.
Pros: Charging, Instrument separation
Cons: Spatial audio, Sidetone adjustment quality
The app divided reviewers: some found it useful and straightforward, while others reported unclear app choice, unreliability, lag, or hidden settings.
Pros: Sound leakage, Battery
Cons: Sustainability and repairability, Auto on/off reliability
Swarm II app feedback is mixed: reviewers like its customization depth when it works, but report PC-only limits, navigation problems, connection issues, and bugs.
Pros: Weight comfort, Cable quality
Cons: Active noise cancellation, Noise isolation (passive)
The app experience was mixed: useful and sometimes excellent, but limited, buggy, or frustrating in several reviews.
Pros: Weight comfort, Ear cup swivel/rotation range
Cons: Cable quality, ANC sound impact on audio
The app is adequate but limited; some found it easy to navigate, while others wanted clearer instructions, more customization, or smoother access to stored music.
Pros: Water/sweat resistance rating, Weight comfort
Cons: Equalizer customization, Instrument separation
The CH351-specific review treats the missing companion app as a clear drawback because it prevents customization.
Pros: Microphone noise reduction, Spatial audio
Cons: App, Equalizer customization