Head-to-head · Room Correction Software
Genelec Loudspeaker Manager (GLM) vs ARC System 4
Genelec Loudspeaker Manager (GLM) leads on 1 check, ARC System 4 on 0, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreGenelec Loudspeaker Manager (GLM) · 9.1/10
- Free planonly Genelec Loudspeaker Manager (GLM)
Genelec Loudspeaker Manager (GLM) scores higher on our rubric for room correction software: 9.1 against 8.8 out of 10; our editors rank them #2 and #4.
Genelec Loudspeaker Manager (GLM) offers free plan; ARC System 4 doesn't. On correction scope, Genelec Loudspeaker Manager (GLM) gives you Immersive where ARC System 4 offers Stereo.
Genelec Loudspeaker Manager (GLM) is the better fit for genelec monitor owners needing immersive calibration. ARC System 4 is the better fit for DAW-based stereo monitoring correction.
- Genelec Loudspeaker Manager (GLM) fits best
Genelec monitor owners needing immersive calibration
- ARC System 4 fits best
DAW-based stereo monitoring correction
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Side by side
| Feature | Genelec Loudspeaker Manager (GLM) 9.1/10 Visit ↗ | ARC System 4 8.8/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.1 | 8.8 |
| Ranking | #2 in Room Correction Software | #4 in Room Correction Software |
| Best for | Genelec monitor owners needing immersive calibration | DAW-based stereo monitoring correction |
| Pricing model | Free | Paid |
| Starting price | Free plan | — |
| Free plan | ✓ (best) | — |
| Free trial | — | — |
| Deployment | Desktop | Desktop |
| Platforms | macOS, Windows | Windows, macOS |
| Support | Docs | Docs |
| Built for | Small business, Mid-market, Enterprise | Solo, Small business, Mid-market, Enterprise |
| Features Genelec Loudspeaker Manager (GLM) 3/4 · ARC System 4 3/4 | ||
| Room measurement tools | ✓ | ✓ |
| Automatic room EQ | ✓ | ✓ |
| Convolution correction | Not checked yet | Not checked yet |
| Hardware calibration | ✓ | ✓ |
| Specs | ||
| Maximum channels | Not checked yet | 2 channels |
| Supported operating systems | Cross_platform | Cross_platform |
| Correction scope | Immersive | Stereo |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Genelec Loudspeaker Manager (GLM) is desktop software for configuring, calibrating and controlling Genelec Smart Active Monitors and subwoofers. It is aimed at studios, post-production rooms and immersive monitoring setups built around… Read the review → |
ARC System 4 is desktop room-analysis and correction software for studio monitoring on Windows and macOS. It measures acoustic response around a listening position, generates a correction profile and applies that profile through a DAW… Read the review → |
Strengths and trade-offs
Genelec Loudspeaker Manager (GLM) — where it wins
- AutoCal adjusts room response, level and delay automatically.
- AutoPhase optimizes subwoofer crossover phase for calibrated systems.
- Supports stereo, multichannel and 3D layouts with recallable settings.
Where it doesn't
- Calibration and control depend on compatible Genelec SAM hardware and GLM controller.
- Designed around Genelec monitors, limiting value for mixed-hardware studios.
- Desktop-only operation on macOS or Windows; support is documentation-based.
ARC System 4 — where it wins
- Measures room response and generates monitoring correction profiles
- Includes over 20 monitor-emulation profiles and nine target curves
- Offers natural-phase or linear-phase modes with adjustable correction limits
Where it doesn't
- Correction scope is limited to two channels
- The software-only plan does not include a measurement microphone
- Support is provided through documentation
- Genelec Loudspeaker Manager (GLM)9.1/10 · Free plan
Free desktop calibration software for Genelec SAM systems, with stereo through immersive layout control.
Visit Genelec GLMFull verdict → - ARC System 48.8/10 · Paid
A focused stereo room-correction system with measurement, profiles and DAW monitoring.
Visit IK MultimediaFull verdict →
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All room correction software comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update