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.
Spa & Wellness Businesses

SimpleSpa Membership ManagementSoftware

Manage spa members, prepaid packages, treatment sessions and customer balances with one simple mobile app. Custly helps wellness businesses stay organized without complicated CRM systems.

Spa Membership Balance
12 Sessions
Premium Relax Package
Remaining treatments: 8
Last Visit
Today · Massage Therapy

Why Spa Businesses Need Better Tracking

Manage Prepaid Packages

Track massage packages, spa memberships and remaining sessions without spreadsheets.

Know Customer History

View customer visits, payments and treatment records anytime from your phone.

Save Daily Admin Time

Replace notebooks and manual records with a simple customer management app.

Meet Custly App

Custly is a lightweight CRM designed for small service businesses. Manage spa customers, memberships, balances and transactions in one place. Use offline-first records, QR balance checks, and simple cloud sync when teams need it.

Customer Management

Keep customer profiles and membership information organized.

Session Tracking

Automatically track remaining treatments and prepaid sessions.

Offline First

Continue working even without Internet. Sync your data when you're online.

QR Balance Lookup

Give members or reception staff a fast way to check remaining sessions or balance.

Flexible prepaid modes

Use the same app for memberships, stored value, and visit-based packages.

Grow Your Spa Business With Custly

Spend less time managing records and more time caring for customers.