Third Octave
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Pricing

Straightforward monthly subscription. Unlimited uploads within fair-use limits.

Basic

1,000 minutes / month

For light projects and smaller batches.

£10/month

Includes dashboard access and CSV exports.

  • Calibrated broadband + band analysis.
  • Interval selection, L10/L90/Lmax overlays.
  • Audio scrubber linked to analysis cursor.
  • Max file size: 500 MB.
Choose Basic Cancel any time.
Pro

10,000 minutes / month

For heavy processing and larger teams.

£20/month

Priority minute allowance for big batches.

  • All Basic features plus higher quota.
  • Ideal for consultants and lab workflows.
  • Max file size: 500 MB.
Choose Pro Cancel any time.
Other options
  • Trial: use the demo for short clips (no account needed).
  • Free account: log in to manage billing details without dashboard access.
Results are generally calculated according to IEC standards. Any actions, advice, or expenses based on the analysis are the user's responsibility, not the Third Octave's or any subsidiaries.