Tools
Mobile app for personal trainers — must-have features
Clients want their workout plan on their phone, not a PDF. Trainers work in the field, not at a desk. 8 features your app can't be without in 2026.
6 min readFit.Expert Team
Fit.Expert Blog
Guides, feature deep-dives and stories from our users.
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Comparisons
Calendly for personal trainers — alternatives and limitations
Calendly works for booking, but it lacks everything a trainer actually needs: packages, clients, profile page, local payments. What to choose instead.
5 min readFit.Expert Team
Tools
Excel or CRM — how to manage your client list as a trainer
Excel works for 8 clients. From 10 you start losing payments and deadlines. Here's the tipping point, the cost of both options, and how to migrate in one evening.
6 min readFit.Expert Team
Tools
Online payments for personal trainers — Stripe vs PayPal vs Square 2026
Which payment processor should a trainer pick? Concrete fees, integration time, recurring support and chargeback policies.
7 min readFit.Expert Team
Tools
Online booking system for trainers — must-haves in 2026
Clients want to book a session at 10pm Sunday without your intervention. 9 features your booking system must have — plus what you don't need.
6 min readFit.Expert Team
Comparisons
Trainerize vs Fit.Expert — comparing personal trainer apps 2026
Concrete feature, pricing and positioning comparison. Who's Trainerize for, who's Fit.Expert for, when neither makes sense.
6 min readFit.Expert Team
Marketing
Online trainer profile — do you need your own website?
A WordPress site costs $50–150/month and 50h of work. A profile-based booking page handles 90% of the need in 10 minutes. When does each make sense.
6 min readFit.Expert Team