Software customized to your business and Zettle by PayPal.

Describe the app you need. Our AI engineers build it around 100% of your workflow, connect it to Zettle by PayPal and keep it running. Typically ready to test in 1–2 weeks.

Book a demo

No developers needed. Free test version before you commit.

Yes, you can get custom software that connects with Zettle by PayPal.

Yes. Mercovano builds custom business software that connects directly to Zettle by PayPal through PayPal's REST API. Our AI engineers design it around how your team works, and it reads and writes Zettle by PayPal data such as locations, sales, menu items.

Zettle by PayPalPayPal · POS & hospitality

Reads and writes

LocationsSalesMenu itemsLaborInventoryPayouts

Your appsApprovals · rules · forms

Apps you can build on Zettle by PayPal.

Each one is its own app, built around your rules and connected to Zettle by PayPal, so nothing is typed twice.

Vendor	Amount	Status
Apex Office Supply	$1,240.00	Manager
Brightline IT	$6,410.50	Finance review
Metro Facilities	$4,980.00	Approved
Summit Freight	$1,275.00	Posted
Northwind Print	$830.25	No PO

How it connects to Zettle by PayPal.

Vendor: PayPal
Category: POS & hospitality
Connection: Direct API, no middleman
API type: REST
Access: Open API. We connect with your own Zettle by PayPal sign-in; no vendor approval is needed.
Real-time updates: Yes. Changes in Zettle by PayPal can trigger your automations straight away.
Writing back to Zettle by PayPal: Partial. Key records can be written back; the rest are read.
File import fallback: Yes. Zettle by PayPal accepts import files, which we use as a fallback.
API documentation: PayPal developer docs ↗

From a description to a working app.

01
Describe the app you need
In your own words: how the work runs today, who approves what, and which systems it touches. Click through a first version and change anything.
02
We build it and connect your systems
Our AI engineers build it on your data. Your admin grants access to your systems, with exact steps from us; we do the rest.
03
Test, launch and improve
Test it free on your own data before you commit; typical apps are ready to test in 1–2 weeks. When your process changes, the app changes with it.

No developers on your side. Just someone who knows how the work gets done.

See how it works in detail →

100% your workflow

Your steps, approvals and policies, not Zettle by PayPal's defaults.

Connected to Zettle by PayPal

Approved work lands in Zettle by PayPal without anyone re-typing it.

One platform, many apps

Every app shares the same Zettle by PayPal connection, sign-in and roles. Add the next one when you need it.

Zettle by PayPal and Mercovano, answered.

Can I get custom software that connects with Zettle by PayPal?

What apps can I build on Zettle by PayPal?

Teams build shift scheduling, food safety checks, purchase requests, invoice approvals, inspections and timesheets on Zettle by PayPal, each with their own approval rules, forms and policies. If you can describe the process, we can build it.

How does the software connect to Zettle by PayPal?

Open API. We connect with your own Zettle by PayPal sign-in; no vendor approval is needed. The connection uses Zettle by PayPal's REST API.

Do I need a developer or IT team?

No. Our AI engineers build, connect, host and maintain your apps. You describe how the work runs today and test it on your own data.

How long does it take?

Typical projects are built and ready to test within 1–2 weeks of going ahead.

How is it priced?

You pay for the software you need, nothing more: no per-user pricing and no implementation fees.