Custly App Overview

Track prepaid customers without Excel

Custly helps small businesses manage store credit, visits, sessions, and lesson packages in one simple offline-first app.

It is built for solo shops and small teams that want clear balance tracking, quick customer updates, cloud backup when needed, and an easier way to keep billing accurate.

Custly app banner showing prepaid customer and balance tracking workflow
Three balance modesSupport Store Credit, Visit, and Session workflows depending on how your business sells prepaid services.
Offline firstKeep working without internet, then sync data later when a login-backed cloud copy is needed.
QR code self-serviceLet customers scan a printed code to check balance and spending details on their own.
Simple, not CRM-heavyMade for small European and US businesses that want something easy to use every day.
Fitness Studio CRM

BetterClient ManagementFor Fitness Studios

Fitness studios grow through strong client relationships. Custly helps trainers and fitness businesses organize customers, packages, payments and training history in one simple app.

Client Management
126
Personal Training
18 Active Clients
Remaining Sessions
54 Visits

Why Fitness Studios Need Client Management

Remember Every Client

Keep customer information, preferences and training history organized.

Track Training Packages

Know how many sessions each client has remaining.

Increase Customer Loyalty

Build stronger relationships and encourage repeat purchases.

From New Client To Loyal Member

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Add Client
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Sell Package
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Track Sessions
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Build Loyalty

Custly Features For Fitness Businesses

Customer Database

Manage all clients from your phone.

Package Management

Track prepaid classes and remaining visits.

Business Analytics

Understand revenue and customer activity.

Manage Your Fitness Clients With Custly

A simple CRM for gyms, trainers and fitness studios.