Independent software product company

Ideas into
products.

We build and operate focused digital products for real-world problems.

Distinct ideas. Shared foundations.
Independent by design. Focus on the useful. Build for the long term. How we build

01 / The portfolio

Different products.
One common home.

Independent software, each with its own purpose and identity. Built and operated by NK Union.

PTE Flow 01

Write From Dictation, every day.

Focused PTE practice with word-level feedback, daily review and 1,700+ real-style WFD sentences.

Live product iOS · Android
Colloca 02

Learn the combinations.

Natural English collocations with common-mistake tips, audio and quick quizzes for IELTS, PTE and real life.

Live product iOS · Android

02 / How we build

Build. Learn.
Keep what works.

A simple philosophy.
An ongoing practice.

Build

Start with a useful problem.

Give each product a clear purpose. Build a focused solution, without adding more than it needs.

Learn

Let real use teach us.

Release, listen and pay attention. Learn how people use the product, not just how we imagined they would.

Keep

Invest in what works.

Keep improving the products that prove useful. Put time and care into things that earn a place in someone’s day.

Usefulness is the measure. Not the number of products.

03 / The company

One company.
Distinct identities.

About NK Union

A common home for ideas, technology and people.

NK Union is an independent software product company. We build and operate focused digital products, each with its own purpose and identity.

Our products don’t have to look alike or solve the same problems. They share a belief: useful software is worth doing well.

04 / Get in touch

Let’s stay connected.

For questions about NK Union, say hello.

Need help with a product? Please use the product’s own support contact.