Penteo Surround
Penteo 4 Pro: The ultimate stereo enhancement plugin offering perfect surround experience, precise controls, and advanced low frequency effects.
Founded
2010Penteo 4 Pro: The ultimate stereo enhancement plugin offering perfect surround experience, precise controls, and advanced low frequency effects.
Official pages and third-party coverage in one index.
perfectsurround.com6 items across 5 mapped pages · Crawled Sep 24, 2026
Official pages and third-party coverage in one index
For over ten years, Penteo's award winning upmix/downmix audio plugins have supported more audio formats and more creative workflow controls, and released more functional enhancements than any other upmixer. Only Penteo's upmix DSP is completely phaseless delivering the highest quality upmix that will always downmix 100% ITU back to source.
Contact Perfect Surround, the makers of Penteo, the number one audio reversioning software for Dolby Atmos Upmix and Downmix.
Award Winning Penteo Upmix, Downmix and Decorrelation Audio Plugins Penteo’s perfect upmix will always downmix bit-exact 100% ITU back to source. Penteo supports 62 audio formats for all major formats including Stereo, 5.1 / 7.1 Surround, all Atmos, 1st, 2nd, 3rd, 4th, 5th, 6th, 7th Order Ambisonics, Auro3D, DTSX, Sony 360 Reality Audio with optional Binaural output. Penteo offers free trials.
Award Winning Penteo Upmix, Downmix and Decorrelation Audio Plugins Penteo’s perfect upmix will always downmix bit-exact 100% ITU back to source. Penteo supports 62 audio formats for all major formats including Stereo, 5.1 / 7.1 Surround, all Atmos, 1st, 2nd, 3rd, 4th, 5th, 6th, 7th Order Ambisonics, Auro3D, DTSX, Sony 360 Reality Audio with optional Binaural output. Penteo offers free trials.