CrystalSound

CrystalSound

Noise Cancelling App & Screen Recorder

AppCritica Score 4.1/5

What is CrystalSound?

CrystalSound uses AI technology to suppress unwanted noise and distractions during calls, recordings, and online meetings. The application processes audio locally on your device, eliminating background noise, echo, howling effects, and other voices to ensure clear communication. It integrates with popular conferencing tools like Zoom, Google Meet, Skype, Teams, Discord, and Slack, and runs on Windows, Mac, and Linux. The platform supports up to 48 kHz stereo audio and includes features like meeting transcription, screen recording, and AI-driven insights such as sentiment analysis.

CrystalSound Features

  • AI noise reduction that suppresses unwanted background sounds from both input and output
  • My Voice Only mode to isolate and amplify your voice while minimizing background chatter
  • Hybrid AEC (DSP+AI model) for echo cancellation
  • Howling suppression and room echo removal (dereverberation)
  • Target speaker extraction and neural beamforming
  • Bandwidth extension and voice restoration for crisper, more natural audio
  • Meeting recording (local and cloud), transcription with timestamps, and sentiment analysis
  • Voice effects including pitch shift, reverb, and robotic tones
  • Packet-loss concealment for choppy incoming voice
  • Local audio processing for privacyno audio upload to third-party servers
  • Support for multiple embedded and desktop operating systems, WebAssembly, and Cadence's HiFi DSP platforms

Pros & Cons

Pros:

Supports higher audio quality (48 kHz stereo vs. 32 kHz for competitors)

Processes audio locally for privacy—no uploads to external servers

Works with any microphone or speaker across Zoom, Teams, Discord, Slack, etc.

Unlimited processing time with premium plans ($8/month)

“My Voice Only” isolates the speaker’s voice for podcasts, webinars, and courses

Cons:

Enhanced noise reduction, echo removal, and packet-loss concealment use more CPU and battery

No verified third-party reviews available on major platforms (Trustpilot, Reddit) to confirm performance or satisfaction

CrystalSound Reviews

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