
Sell
Your storefront, your domain. Sections, packages & add-ons.
Sell costumes, Mondaywear, merch & beauty services in any currency, then manage inventory & distribution from the same place.

Your storefront, your domain. Sections, packages & add-ons.

Deposits, instalments & balances, collected automatically.

Every piece, every size, counted from supplier to bag.

Every costume handed out against a record. No spreadsheets.
Know what's ordered, what's arrived & what's packed, down to the size. Smooth distribution, happier masqueraders.
| Item | Size | Ordered | Received | Status |
|---|---|---|---|---|
| Frontline headpiece | One size | 100 | 100 | Ready |
| Backline bra | M | 420 | 412 | 8 short |
| Backline bottom | L | 260 | 260 | Ready |
| Mondaywear top | S | 300 | 300 | Packed |
Sizes captured at registration flow straight to your supplier orders.
See gaps weeks before distribution, not on the day.
Each bag matches one masquerader, so collection takes seconds.
MasOS is the only inventory management solution that takes payment in EC$, Bds$, TT$, US$, CA$, £ & JMD, and sends it to your local account.
Accept
Your Stripe, or ours. Connect your own Stripe account. No Stripe? We connect you to our processor.
Point of sale machines. Take cards in person at the mas camp & on distribution day.

Protection, funding, production, marketing, payments & ticketing, from one team.
The only platform with 100% chargeback protection.
A payment advance to fund the season before it's sold.
Our costume production facility, from sample to full band.
Powered by DIMA Intelligence. Data intelligence & marketing support to help operators sell out faster.
Accept TT$ online & offline. Get paid out in US$.
Sell fete & event tickets. Powered by Island E Tickets.
Mas Capital connects investors with your band and pays an advance straight to you or the people who build your season. It comes back in small amounts from each sale, so you never feel it.
Available to qualifying operators on MasOS, subject to approval and programme terms. Advances are purchases of future receivables.

Up to US$10,000 a season. MasProtect covers 100% of fraudulent chargebacks, whether the dispute is won or lost. You keep the payment and keep selling.
Coverage, eligibility & limits per the MasProtect programme terms.
Our own costume production facility. Send us the design, approve the sample, and we build every piece to the size run your masqueraders already ordered on MasOS.
Sell fete, event and all-inclusive tickets alongside your costumes, and see every dollar in one place.
“Having one cloud-based platform across multiple countries gives our team greater visibility and control over our operations.”
Sales, inventory, distribution & gate management on MasOS.

“We do not think of MasOS as a piece of software we log into. We think of them as the partner who keeps our operation moving.”

“Built by people who understand Caribbean Carnival, rather than adapted from something generic.”

“MasOS provides us with a central platform to manage these operations and maintain visibility across each market.”
No sign-up fee. No monthly bill. And a whole team behind your season.
Go live with no sign-up fee. We take a small share only when a sale is made.
Book a 15-minute demo
A real team on WhatsApp, email & on the ground at distribution.

Signal, powered by DIMA Intelligence: data intelligence & marketing support to help you sell out faster.
Every Caribbean territory, plus North America, Europe, the UAE & Asia. Wherever Carnival goes, MasOS runs it.
Reach out for a free consultation and we'll advise you on how to scale & grow your Carnival business, whether you sell a product or a service.