WLM Plus Loudness Meter vs Room EQ Wizard

WLM Plus Loudness Meter9.0Visit Room EQ Wizard7.9Visit

Higher score WLM Plus Loudness Meter #2 in Audio Analysis Software 9.0/10 Paid ✓ 3 of 3 features Visit Waves Audio

vs

Room EQ Wizard #5 in Audio Analysis Software 7.9/10 Free plan Free plan✓ 2 of 3 features Visit Room EQ Wizard

• WLM Plus Loudness Meter fits best

  Loudness compliance across many DAWs

• Room EQ Wizard fits best

  Comprehensive room and acoustic analysis

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Side by side

Feature	WLM Plus Loudness Meter 9.0/10 Visit ↗	Room EQ Wizard 7.9/10 Visit ↗
At a glance
Editor score	9.0	7.9
Ranking	#2 in Audio Analysis Software	#5 in Audio Analysis Software
Best for	Loudness compliance across many DAWs	Comprehensive room and acoustic analysis
Pricing model	Paid	Free plan + paid
Starting price	—	—
Free plan	—	✓ (best)
Free trial	—	—
Deployment	Desktop	Desktop
Platforms	Windows, macOS	Windows, macOS, Linux
Support	Docs	Email, Community, Docs
Built for	Small business, Mid-market, Enterprise	Solo, Small business, Mid-market
Features WLM Plus Loudness Meter 3/3 · Room EQ Wizard 2/3
Real-time analysis	✓	✓
Offline file analysis	✓	✓
Loudness standards	✓ (best)	Not checked yet
Specs
Maximum channels	6 channels	32 channels (best)
Plugin support	Aax	Not checked yet
Analysis views	momentary, short-term, long-term, loudness range, true peak, gain reduction	spectrum, RTA, waveform, impulse response, phase, group delay, spectral decay, waterfall, spectrogram, energy-time, reverberation time, distortion
Our review
Pros	Supports ITU, EBU and ATSC loudness measurement standards Provides real-time and offline CSV logging Works across mono, stereo and multichannel workflows	Broad measurement and analysis coverage across room and audio workflows Free plan includes real-time, offline, EQ, and measurement tools Runs on Windows, macOS, Linux, with API access
Cons	Paid product without a free plan Channel capacity is limited to mono, stereo and 5.0 or 5.1 workflows Advanced metering may be more than needed for simple level checks	Simultaneous multi-input capture requires the Pro upgrade Speech Transmission Index calculation requires the Pro upgrade The extensive feature set may exceed simple measurement needs
Our verdict	WLM Plus Loudness Meter is an audio plug-in for measuring and controlling loudness in music, podcasts, video, broadcast, movie trailers, games and other media. It is designed for producers, engineers and post-production teams working… Read the review →	Room EQ Wizard is desktop software for measuring and analyzing room, speaker, subwoofer, and audio-device performance. It is aimed at home-theater users, studio operators, audio engineers, and professional acoustic practitioners who need… Read the review →

Strengths and trade-offs

• WLM Plus Loudness Meter — where it wins

  • Supports ITU, EBU and ATSC loudness measurement standards
  • Provides real-time and offline CSV logging
  • Works across mono, stereo and multichannel workflows

  Where it doesn't

  • Paid product without a free plan
  • Channel capacity is limited to mono, stereo and 5.0 or 5.1 workflows
  • Advanced metering may be more than needed for simple level checks

• Room EQ Wizard — where it wins

  • Broad measurement and analysis coverage across room and audio workflows
  • Free plan includes real-time, offline, EQ, and measurement tools
  • Runs on Windows, macOS, Linux, with API access

  Where it doesn't

  • Simultaneous multi-input capture requires the Pro upgrade
  • Speech Transmission Index calculation requires the Pro upgrade
  • The extensive feature set may exceed simple measurement needs

• WLM Plus Loudness Meter9.0/10 · Paid

  A standards-focused loudness plugin for production across major DAWs.

  Visit Waves AudioFull verdict →
• Room EQ Wizard7.9/10 · Free plan

  A comprehensive free toolkit for room, speaker, subwoofer, and audio-device analysis.

  Visit Room EQ WizardFull verdict →