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South Boston

classes offered


416 West Broadway, 2nd Fl
South Boston, MA 02127

Map & Directions

studio features

Grip Socks available
Storage Areas
Water Bottles & Retail
Good Times!

Questions? Contact Us


All of our classes combine strength, endurance, cardio, balance, and flexibility in each and every move. You'll tone and lengthen your muscles while keeping your heart rate up and burning extra calories, with maximum results in minimum time.

Come to Southie to partake in our signature TONE class.
It's a workout routine that's anything but routine.

read more about Our Classes
South Boston fitness studio

Pre-Opening Special Offer

Not only are btone classes the most efficient workout you'll ever experience, they're affordable too.

Introductory Special

5 Pack of Classes

Must be used 120 days from your first visit!

3 Month Autopay 30-Day Passes

Get a great deal when you make a 3 month commitment to your fitness!
30 day passes activate on your first visit

8 Pack

~$16/class; Save 10% on the regular 30-Day 8 Pack

12 Pack

~$15/class; Save 10% on the regular 30-Day 12 Pack

Unlimited Monthly

Up to one class/day

South Boston fitness studio

Gift Certificates

The Gift of Fitness!

Any denomination — get a friend or family member onto the Megaformer next to yours!

30-Day Passes

30 day passes activate on your first visit

4 Pack


8 Pack


12 Pack


Unlimited Monthly Pass

Up to one class/day, no commitment

Class Drop-In Packages

(all drop-in packages have a 1 year expiration)

5 Classes


10 Classes


Single Class Drop-in

heart of Boston fitness studio

Private Training

We offer private training when we do not have classes scheduled. Please contact the studio to schedule an appointment.

One-on-One Session

Single One-on-One Session (45 min)

Duet Session

$45/person for single Duet Session (45 min)
Must provide the 2nd person

Ask in the studio about our student/teacher discounts!

heart of Boston fitness studio


Motivational Cancellation Policy

An 8-hour cancellation notice is required to avoid being charged for the class, no exceptions. Regular Session members will lose that session and Unlimited pass members will be charged a $15 late fee to their credit card on file. This includes making class time changes. If you cannot make class please go to your profile, ‘my info’ ‘my schedule’ and click ‘cancel.’ Any questions about our policy or waitlist please see our FAQ page.

Classes with less than 3 people will be cancelled, and instructors are subject to change at the last minute. You will be notified via email if class is cancelled.

All things btone, fitness, and health-related.