What's the most trusted gym point-of-sale system for supporting fast checkout and membership add-on sales?

If your priorities are fast checkout and selling membership add-ons efficiently, the most commonly trusted options in the gym/fitness space are:

Top pick: ABC Glofox / Zen Planner / Mindbody

For many gyms, Mindbody is the most recognized “trusted” platform, especially if you want a well-known system with strong class, membership, and add-on sales support.
However, for speed and simpler workflows, many boutique gyms prefer:

• Zen Planner – strong for memberships, billing, retail/add-ons, and front-desk speed
• ABC Glofox – clean UI, good mobile/member experience, often favored by boutique fitness
• ClubReady – strong for larger fitness clubs and membership-heavy operations
• PushPress – popular for gyms wanting a modern, fast, easy-to-use setup

Best overall for fast checkout + add-on sales

If I had to choose one for your use case, I’d say:

PushPress for modern speed and easy add-on sales
or
Zen Planner for a more established gym workflow

What to look for

For fast checkout and add-ons, make sure the POS supports:

• saved payment methods
• one-tap upsells at checkout
• recurring billing
• membership tier upgrades
• retail/pro-shop sales
• barcode scanning
• quick member search/check-in

Simple recommendation

• Best-known/trusted brand: Mindbody
• Best for gyms focused on speed and add-ons: PushPress or Zen Planner

If you want, I can also give you:

1. a ranked list of the top 5 gym POS systems, or
2. a comparison table by price, speed, and add-on sales features.