When you can't put together a full band...
A personal piano/vocal coach for every cast member.
The unique, hard-to-find sounds required by most shows.
So much more than just tracks!
Learn your lines on your phone.

Sinfonia^®

The Industry leader in orchestra enhancement, when you can't put together a full band.

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RMS Coach^®

The premier rehearsal resource. Give every production and cast member on-demand access to a personal piano/vocal coach.

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RMS Keyboards^®

Finally, an easy way to get the unique, hard-to-find keyboard sounds required by many musicals.

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RMS Mix^®

So much more than just tracks!

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Sides^®

An iPhone & Android app to learn your lines, study your part and share readings with your friends.

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RMS News

Rehearsal Live Share Is Here!

2020-07-30

V1.01 is now live. This version includes an increase in the participant limit (up ...
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Introducing RMS Creator: Our Platform, Your Content

2020-07-01

You asked, we answered! RMS Coach, our essential rehearsal software, and RMS Mix, our orchestral ...
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Sinfonia for Something Rotten

2020-06-10

Looking to put on a big, glittering production of Something Rotten but can't put ...
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Sinfonia for The 25th Annual Putnam County Spelling Bee

2020-04-08

It's true! Sinfonia for The 25th Annual Putnam County Spelling Bee is here (no ...
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RMS Response to COVID-19 Epidemic

2020-03-13

We understand that COVID-19 is affecting nearly every community we work with globally. As such ...
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Now Available: Sinfonia for Little Women

2020-02-24

We are delighted to announce the newest addition to our Sinfonia catalogue, Little Women. Keep ...
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RMS Notes

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