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Studio CRM: Free Tattoo & Piercing Studio Software

Clients, waivers, bookings, stock, sterilisation records and money in one free app that runs on your studio computer. Your client data never leaves the studio. English, French, Italian, German, Spanish, Dutch, Portuguese and Thai.

Available in 8 languages: English · Français · Italiano · Deutsch · Español · Nederlands · Português · ไทย

Professional Context

Part of Poli International's open-source engineering suite. Built to rigorous industry standards.

View Source on GitHub
Scientific Standard

Learn about the science behind this tool in our technical wiki.

Read Wiki: Legal Compliance Standards
Technical Guide

In-depth documentation, usage instructions, and safety protocols.

📖 View Documentation

Patrick's Perspective

"A professional doesn't just manage appointments; they manage clinical histories. I designed this CRM to track every variable—from pigment lots to individual healing reactions—so you have a data-driven record for multi-year projects."

🖋️

Founder & Piercing Expert

Clinical History Verified

⬇ Download the free app▶ Try the live demoSource on GitHub →
The Studio CRM dashboard: today's revenue, station capacity, upcoming clients, stock alerts and expiring sterile lots
Real screens from the current version, with its demo studio.
“I am so glad I found this gem of software.”
Henry, tattoo artist, Canada
The Tools screen: each tool card carries its family's band, striped indicator tape, anodised colours, stencil violet, form lines or ledger paper

New in versions 1.0.26 and 1.0.27

Anodised Titanium: a look made for the studio

A dark graphite screen that stays easy on the eyes through a long day, status colours taken from real anodised titanium, and one set of drawn icons in place of emojis: a tattoo machine, a cartridge, a captive ring, an autoclave pouch, gloves and a consent pen among them.

  • Allergies and health alerts stay a clear red, never a decoration
  • Every tool shows its family: sterilisation, piercing, tattoo and ink, clients and health, studio business
  • Inside every tool too, the same drawn icons replace the emojis
  • Printouts, PDFs and the kiosk tablet stay on white paper

Consent forms

Signed on a tablet, saved on the client

The desk sends a form to a tablet on a stand. The client fills it in, signs with a finger and taps Complete. The form lands on the client's record with every answer, and prints as a laid-out PDF with the signature.

  • Required questions must be answered before the client can go on
  • Allergies, conditions and medication go into the client's medical overview
  • Several tablets, each with its own forms; take a form back if the client leaves
  • The form and its PDF in the client's language
A medical history form open on a kiosk tablet, step 3 of 7, with allergies and conditions to tickThe completed form on the client's record, every medical answer as the client gave it

Everything the studio runs on, in one app

Clients, bookings, forms, stock, compliance and money, from the desk computer or any browser in the studio.

Studio CRM client list with allergies in red, signed forms and total spent

Clients and their safety profile

  • Allergies in red on the client list, before the client sits down
  • Signed forms, appointments, notes and photos on every record
  • Total spent, from the payments you record
A client profile with a session timeline, personal details, medical and sensitivity overview and preferred artist

A full picture of every client

  • Medical and sensitivity overview, filled from the forms they sign
  • Session timeline and preferred artist
  • Staff notes, waivers, work and photos in tabs
Studio CRM calendar with price, deposit and amount still to pay for each appointment, and the staff shift rota

Appointments, deposits and the rota

  • Price, deposit and what is still to pay on every booking
  • Completing a session offers to record its payment
  • Staff rota, clock-in and an auto scheduler for multi-session work
Studio CRM stock list with lot numbers, expiry dates and suppliers

Stock, lots and suppliers

  • Quantities, lot numbers, expiry dates and suppliers
  • Camera QR and barcode scanner, printable stock labels
  • Purchase orders as PDF plus a ready order email
Studio CRM finance screen with payments this month, deposits held, still to collect and sessions completed

Money, from your own records

  • Payments this month, deposits held, still to collect
  • Worked out from what the studio entered, never sample figures
  • Tip and artist splits, VAT and tax rates, CSV and PDF exports
The consent form builder with field types, form sections and form settings

Your own consent forms

  • Tattoo, piercing and medical history templates to start from
  • Add, move and require any question; signatures and photos
  • Forms and their PDFs in the client's language

New in version 1.0.35

More of the CRM in your language

New in versions 1.0.33 and 1.0.34

The complete tool set, and flash sheets in the gallery

New in version 1.0.32

Tool corrections, checked against the official sources

New in versions 1.0.30 and 1.0.31

Compliance records the whole studio can find, and prints of one page

New in versions 1.0.28 and 1.0.29

Client photos in one place, and every tool in your language

Made for a shared front desk

A studio is busy and many hands touch the same screen. Compliance records sit next to it: autoclave cycle log, closing checklist and a sterile lot expiry audit.

Kiosk tabletsA tablet on a stand signs in with its own password and can only receive and return forms. It never opens the CRM or sees another client.
Studio passwordKeeps everyone else on your network out. The first start asks for it; you can set it later.
Staff logins with levelsFront desk, Staff and Administrator, each checked on the server, not only hidden on screen.
Locks itselfA device nobody uses for 5 to 30 minutes locks until someone signs in again.
Settings with kiosk tablets, database backup and one-click updates

Updates in one click, your data first

When a new version is out, the menu says update available. One click in Settings: the CRM backs up your database, tries the new version on a copy of your data, and only then installs it and restarts. Your data is never moved, and if anything goes wrong nothing changes.

The Tools screen of the Studio CRM, with the tattoo tools first

35 studio tools, built in

Consent form builder, price estimator, gauge converter, stencil and coverage calculators, autoclave calculator, medication checker, ink mixer, booth rent and tax trackers and more open inside the CRM, and the price estimator, quotes and invoices read your own studio prices.

The Studio CRM dashboard in Thai

Eight languages, your whole team

English, Français, Italiano, Deutsch, Español, Nederlands, Português and ไทย. Each person switches from the menu at the top; the built-in tools, the consent forms, the PDFs and the user guide follow.

Your clients' data stays in your studio

On your computerOne SQLite file on the studio computer. Nothing is sent to Poli International or any cloud.
Backup = one fileCopy the database file, or press Back up now in Settings. Every update makes one first.
You press sendAftercare emails, reminders and orders open in your own email, WhatsApp or LINE.
Free, no accountNo subscription, no sign-up, open source.

Install in four steps

  1. DownloadGet the ZIP for your computer. Node.js is already inside: there is nothing else to install.
  2. Unzip itPut the studio-crm folder where it can stay, for example in Documents.
  3. Start itDouble-click Start Studio CRM. On a Mac, the first time, right-click it and choose Open.
  4. Open itYour browser opens on the CRM. Tablets and phones use the address shown in Settings.

A fresh install opens with demo data so you can try every screen; one click on Start with an empty studio clears it. Every update is install-tested on Windows, macOS (Apple Silicon and Intel) and Linux, updates itself there through the same starter you double-click, and its buttons are clicked in a real browser before it is released. On a Mac and something looks wrong? Tell us. Full instructions: user guide.

Live demo

The current version with sample data. Nothing you enter leaves this browser tab.

Also in: Français · Deutsch · Español · Italiano · Nederlands · Português · ไทย

Questions studios ask

Is the Studio CRM really free?

Yes. There is no subscription, no trial and no paid tier. Download it, install it on your studio computer and use every module. It is open source on GitHub.

Where is my client data stored?

In a single SQLite database file on the computer where you install it. Nothing is sent to Poli International or to any cloud service. Staff open the CRM in a web browser on that computer or on any device on the studio network.

To back up the studio, copy that one file. The snapshot button also writes a copy for you.

What do I need to run it?

A Windows, macOS or Linux computer. Download the ready-to-run ZIP for your system, unzip it and double-click Start Studio CRM: your browser opens on the CRM, with nothing else to install. The source code (Node.js 22 or newer) and Docker files are on GitHub for those who prefer them. The step-by-step guide is included in all eight languages.

Every update is installed and tested automatically on Windows, macOS (Apple Silicon and Intel) and Linux, and each ready-to-run ZIP is unpacked and started before it is published. It has not yet been used day to day by a studio on a Mac: if you run it on one, tell us how it goes through the contact page, and if anything does not work we will fix it.

Which languages does it support?

English, French, Italian, German, Spanish, Dutch, Portuguese and Thai. Switch at any time from the menu at the top. The Poli tools inside the CRM open in the same language (Thai falls back to English in the tools that do not have it).

Does it send emails or text messages to my clients?

No, and that is deliberate. The CRM prepares aftercare emails, reminders and supplier orders, then opens them in your own email, WhatsApp or LINE with the text filled in. You press send. No messaging account, no per-message fees, no messages sent in your name without you seeing them.

Can I try it before installing anything?

Yes. The live demo on this page runs the current version with sample clients, bookings and stock. What you enter there stays in your browser tab and is gone when you close it. A fresh install opens with the same demo data, and one click on "Start with an empty studio" clears it when you are ready for real clients.

Does it replace my compliance records?

It keeps them in one place: autoclave cycles, spore tests, sanitisation checklists, signed waivers and sterile lot expiry dates. What your local health authority requires you to keep is set by them, so check their rules; the CRM makes those records easy to produce when an inspector asks.

Is it safe on my studio Wi-Fi?

Set the studio password the first time it starts: until a device signs in it gets the sign-in page and nothing else, and five wrong tries make it wait. Give each person their own login with a level (Front desk, Staff or Administrator), and choose an idle lock in Settings. Kiosk tablets sign in with their own password and can only receive and return forms. On a network you do not fully trust, use the https address shown in Settings, and keep the CRM ports closed to the internet in your router or firewall.

How do I update to a new version?

In Settings, Updates, click Update now (the menu says "update available" when there is one). The CRM backs up your database, tries the new version on a copy of your data, then installs it and restarts by itself; your data is never moved, and if anything goes wrong nothing changes. Versions older than 1.0.12 update once by hand: download the new ZIP, unzip it into a new folder and copy your data folder across.

Related Tools & Reading

Further reading: Informed Consent and Documentation for Body Art Studios: What Every Professional Must Know

Further reading: Pigment Traceability and Supply Chain Integrity: What Body Art Professionals Need to Know

Further reading: The State of Studio Safety: What the Data Says (Mid-2026)

Stay in the Loop

One email a week with our new and upgraded tools for tattoo and piercing artists, plus new free plates for your studio or your own wall. Join now and get 3 plates in 4K, free: you choose a comic, a wall chart and a cutaway.