custom
software.

We design and build websites, apps and business software. Start with a prototype to test how it works, then decide whether to develop the full version.

We agree on a price for the prototype before we start. You decide whether to continue.

Example

Fictional project

A client portal

Clients can track projects, give feedback and see what happens next. Switch between the first version and the revised design.

“Where do you need my feedback?” ↙

your-organisation / client-portalExample
Workspace / Projects Demo

Good morning, Jamie

Your projects, in one place.

Your overview
Active projects2And 1 completed project
Awaiting your feedback1Client portal ready for review
Latest updateDesign sharedClient portal · today

Projects 3

Choose a project to see the next step.

Selected project

Client portal

Review the new project overview. Is it clear which projects need your feedback?

Step 2 of 4Feedback
Next step

Give feedback on the project overview.

Example project details

Latest messages

A new version has been shared.Client portal

Today

The weekly schedule has been updated.Team schedule

Yesterday
Version 02 · updated after feedbackAll data is fictional

The revised version highlights projects that need your feedback. Select a project to see what happens next.

An interactive demo with fictional data. It is not a client project or finished software.

01 / How we work

How we work.

We work out what you need.

What needs to work better, and who will use it? We look at how things work today, then agree on the prototype’s scope, price, schedule and rounds of feedback.

02 / Services

What we build.

Software for your clients, tools for your team and ways to reduce manual work.

01

AI & automation

Extract information from documents, organise it and move data between systems. We work out what can be automated and where someone still needs to check the results.

Discuss your project
02

Apps & web applications

A client portal, booking platform or app for your team. Designed around the people who use it.

Discuss your project
03

Websites & platforms

A website that explains what you offer, or a platform for bookings, applications or customer accounts. We design the content, layout and features around what people need to do.

Discuss your project
04

Custom software

Scheduling tools, dashboards and internal software built around how you work. Replace separate spreadsheets or make it easier to hand tasks over to colleagues.

Discuss your project

03 / About

About Itereer.

We’re based in the Netherlands. You work directly with us.

We lead the design and prototyping work. You can test the prototype as we develop it and tell us what needs to change.

Senior engineers from our international development partner can build the full version. We agree on responsibilities and ongoing maintenance before work starts.

Talk to us

Questions

Ask a question
How much detail do I need to start?

You don’t need a detailed brief. Tell us what you want to improve and who it is for. Together, we decide what the prototype needs to show.

How does pricing work?

Before we start, you receive a proposal with the prototype’s price, scope and included rounds of feedback. Development of the full version is quoted separately.

When can I try the prototype?

That depends on what the prototype needs to do. We agree on a schedule before we start.

Do I have to continue after the prototype?

No. You pay for the agreed prototype. After that, you can continue, change direction or stop.

Can I use the prototype as finished software?

Usually not. A prototype helps you test the design and how it works. Software for everyday use also needs security, thorough testing and ongoing maintenance. Sometimes that means rebuilding it.

Who builds the final software?

Senior engineers at our international development partner can build it. Itereer manages the project from the Netherlands.

Discuss
your idea.

What would you like to build or improve? A few lines about how things work now and what you need are enough to start.

We use your details to respond to your enquiry.

Privacy

Your data.

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