Four classic equaliser plugins

DDMF IIEQPRO £27

The commercial version of DDMF’s IIEQPro includes all the great features of the CM Plugins version (such as serial and parallel routing options and 19 filter modes, including several Butterworth filters) plus more bands and a built-in spectral analyser. It’s also very reasonably priced. ddmf.eu

VOXENGO GLISSEQ $69.95

From the maker of SPAN comes this incredible equaliser that not only has the same powerful spectral analysis capabilities as SPAN, but also boasts program-dependent band response. This dynamic approach to EQ makes GlissEQ ideal for boosting highs and lows without making them sound harsh or muddy. voxengo.com

FABFILTER PRO-Q £124

One of the best all-round EQs on the market, Pro-Q is overflowing with awesome features. With up to 24 filter bands, zero-latency and linear phase modes, intelligent solo mode for auditioning single bands, and undo/ redo and A/B comparison functions, it’s a real equalisation powerhouse. fabfilter.com

WAVES REDD $249

Based on the EQ sections of Abbey Road Studios’ legendary mixing consoles, Redd delivers that classic 60s sound. As well as the simple EQ controls themselves, you also get Drive and Analogue knobs for dialling in the perfect level of vintage warmth. waves.com