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 Client Management

A SimpleSession TrackerFor Personal Trainers

Manage clients, prepaid training packages, and remaining sessions without spreadsheets. Custly helps personal trainers stay organized and focus on their clients.

Client Sessions Remaining
12 Sessions
John Fitness Package
Personal Training Plan
Next Training
Monday 7:00 PM

Why Personal Trainers Need Session Tracking

Track Training Sessions

Know exactly how many sessions each client has completed and how many remain.

Manage Training Packages

Keep prepaid coaching plans organized without manual notes or spreadsheets.

Build Better Client Relationships

Quickly view client history and provide a more professional experience.

Meet Custly App

Custly is a lightweight customer management app designed for personal trainers, fitness coaches and small studios. Track clients, payments, packages and sessions from your phone.

Client Management

Store customer information and view training history anytime.

Session Balance Tracking

Automatically track remaining sessions for every client.

Simple & Flexible

Designed for independent trainers who need a simple solution.

Spend Less Time Managing Records

Use Custly to manage fitness clients and training packages.