Apps similar to Clearroom include REW, which is free. Other options are Sonarworks, Dirac Live® for Studio and ARC System. In total there are four apps like Clearroom for Mac, Windows and Linux.
REW is free room acoustics analysis software for measuring and analysing room and loudspeaker responses. The audio analysis features of REW help you optimise the acoustics of your listening room, studio or home theater and find the best locations for your speakers, subwoofers...
Using Sonarworks, you can measure and calibrate your speakers to reduce the acoustic influence of your room. You can also use it for headphones, using pre-set profiles built in, or by sending your headphones available in for calibration.
Dirac Live for Studio is a set of audio plugins that performs sound measurement and calibration. In addition to the standard frequency calibration, it also does timing (as to time align) and does not require special Dirac compatible hardware.
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ARC System is a set of audio plugins to calibrate your studio monitors to a known reference, either flat, or user defined.
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