Spotfiller
Backfill last-minute class openings before they turn into empty revenue.
Identify underfilled sessions close to start time and trigger targeted fill actions while there is still time to change the outcome.

Detection
Catch weak sessions while they are still fixable
The value of fill support is timing. Spotfiller keeps operators aware of openings early enough to act before the class starts light.
- Monitor near-term class fill against target thresholds
- Highlight sessions that need immediate attention
- Bring low-fill opportunities into the daily operating queue
Intervention
Turn empty spots into targeted outreach
Not every open class needs the same response. Gymizen helps teams match openings to the right members, offers, and outreach patterns.
- Support targeted nudges to likely attendees
- Use offers or reminders where they make sense
- Keep backfill work connected to the member and schedule data underneath
Utilization
Protect class economics session by session
Class-fill work is operational, not abstract. Better backfill improves utilization, perceived demand, and the economics of the schedule.
- Reduce avoidable low-fill sessions
- Improve schedule performance without broad discounting
- Give operators a cleaner lever for short-window demand shaping
Visuals
See how spotfiller looks in the product.


Last-minute class backfill engine.
Testimonials
What operators say about this workflow.
“Spotfiller replaced a manual workaround our team was repeating every day. We can move faster without losing control.”
Avery Chen
Owner, Northline Pilates
“Once we put spotfiller inside the same operating system as bookings and member records, the whole workflow finally started to make sense.”
Marcus Bell
General Manager, Foundry Strength Club
Related Features
Explore the connected parts of the platform.

Scheduling
Publish schedules, manage capacity, and keep classes moving across locations and rooms.

Concierge
Detect member and class issues early, draft the next best action, and keep operators in control of approvals.

Reporting
See utilization, retention, revenue, and attendance performance without exporting data.
Start Free
Start a 30-day free trial or book a guided rollout.
Launch and Studio can start self-serve. Multi-location brands can book a demo for rollout planning, data migration, and commercial terms.
