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● Custom software development

Software your business actually uses.

Management apps, mobile apps, e-commerce and AI automations built around your process — not someone else's template. 20+ years of experience, and the code stays yours.

  • Google Partner
  • 20+ years of experience
  • 5.0 ★ on Google
  • Reply within 24h
30+
Projects · last 24 months
20+
Years of experience
5.0★
Google reviews
24h
Response time
The problem

Does this sound familiar?

Endless spreadsheets and data re-typed by hand

Expensive software that, in the end, nobody really uses

Information scattered across a dozen different tools

Manual processes stealing hours from your team every day

The right software doesn't bend you to fit it. It's built from you.

What we build

Four ways to build your edge.

01

Custom management software

CRM, invoicing, inventory, dashboards. The system built around your workflow — not the one you were sold and nobody uses.

02

iOS & Android apps

From idea to store. Native or cross-platform, with notifications, user area and everything you need. You try a prototype before investing.

03

E-commerce & Web Apps

Fast, secure online stores and web platforms optimized to sell. Payments, SEO and integrations ready out of the box.

04

Automation & AI

AI agents, workflows and integrations that remove repetitive work and grow the business without hiring.

How your software will feel

Your work, at a glance.

Real-time numbers

Revenue, tasks and deadlines updated to the second. Decide on today's data, not last month's report.

Everything on one screen

Clients, orders, invoices and inventory in one place. No more bouncing between Excel, email and ten programs.

Tailored to your work

Every feature comes from your real process. It's the software that adapts to you, not the other way around.

How we work

From problem to software, no surprises.

No quotes in the dark. First a prototype you can touch, then we build it together — one step at a time, always under control.

01

Analysis

We understand your process and goals. Analysis and quote always free, no commitment.

02

Prototype

We build a working demo you can try — before you sign and before you invest.

03

Development

We build the software in blocks: you see it grow and we adjust along the way.

04

Delivery

We hand over the software and the code: it's your asset. Plus training to really use it.

05

Support

Real support and continuous evolution. No tickets lost in the void.

Why Keystone

20+ years of experience. And a single person responsible for you.

20+ years of experience

The founder's experience at the service of your project. We don't improvise.

Certified Google Partner

Expertise verified by Google. We bring the same rigor to the code.

In-house team

We build it ourselves, in Italy. No subcontracting to people who don't know your project.

The code is yours

The software becomes your company's asset. We hand it over, no lock-in.

Prototype before you pay

You see and try before investing a single euro. Zero surprises, zero risk.

Measurable and transparent

Clear goals, visible progress, reasoned choices. Always.

5.0
Google reviews

A true professional: competent, precise and always available to find tailored solutions for everyone's needs.

Claudia B. · Keystone client
Sectors

Software built for how you work.

Every sector has its own rules. We build management tools and systems specific to your business.

RestaurantsClinicsHotelsGymsLaw firmsAccountantsReal estateSalonsSchoolsBookkeeping
FAQ

The answers you're looking for.

How much does custom software cost?

It depends on complexity: a lean management tool costs far less than an enterprise platform. Analysis and quote are always free — we give you a clear figure before starting, no commitment.

Can I see something before paying?

Yes. We build a working prototype of your idea to try before you sign, so you know exactly what you'll get.

How long does it take?

From a few weeks to a few months depending on complexity. We work in blocks with incremental deliveries, so you see progress right away.

Do I own the code and the software?

Yes. The software is your company asset: we hand it over, with no lock-in to us.

What technologies do you use?

A modern, proven stack: web, native and cross-platform mobile apps, AI and automation. We pick the right technology for your project, not the other way around.

Do you maintain and support after delivery?

Yes. We offer support, maintenance and continuous evolution over time. We don't disappear after launch.

Tell us your idea.
The quote is free.

We analyze your project and reply within 24 hours with timing, people and a first concrete idea.

Free quote
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