Team Building That Doesn’t Feel Forced.

A digitized, gamified Johari Window that breaks the ice, builds psychological safety, and fixes remote team friction—without the awkwardness.

Start a Free Game
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Trusted by 150+ Agile Coaches, HR Managers, and Team Leaders

Built on the scientifically-backed Johari Window framework.

The Open Windows Experience

A modern and advanced version of the Johari Window, designed strictly for safe, constructive team building.

🔍

Calculated Insights

Measures how well the team knows each other, pair understanding, and individual team awareness.

🛡️

Psychologically Safe

Carefully curated questions ensure a positive experience with zero negative side effects.

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Deep Bonding

Moves beyond surface-level icebreakers to foster genuine communication and empathy.

The "Love" Wall

Real feedback from teams who play Open Windows.

★★★★★

"Our hybrid team usually hates icebreakers, but this actually got us talking about real things."

Tech Team Lead Software Company
★★★★★

"It broke down walls we didn't even know existed. Highly recommended for remote teams."

Agile Coach Fintech Startup
★★★★★

"Finally, a team bonding activity that feels safe, professional, and genuinely impactful."

HR Manager Healthcare Org

How It Works

A simple step-by-step process of revelation.

1

Invite

Drop a link to your team. No tedious registration required for guests.

2

Play

Answer fun, insightful questions to guess how your colleagues see themselves.

3

Reveal

Open the "windows" to spark genuine, structured conversations that build trust.

Game Interface - Invite Game Interface - Reveal

Zero-Friction Host-Guest Model

Only the Leader needs an account. Once the host creates a game, a unique shareable URL is generated. When team members click the link, they just type their name, pick an avatar, and instantly jump into the lobby. No password, no email required for guests.

The Mathematics Behind the Game

Animated insights showing the 3 ways team bonding is calculated.

How well do I know the group vs
the group knows me

Based on my correct guesses about the group vs their correct guesses about me.

I Know Group vs Group Knows Me

How well does the entire group know each other collectively

Based on total correct guesses / total questions in the group.

Know You vs Know Me

The Science: Johari Window & Team Dynamics

Created by psychologists Joseph Luft and Harrington Ingham in 1955, the Johari Window is a foundational model for understanding self-awareness and mutual understanding within a group.

Key Principles:

  • Open Area: What is known by the person about themselves and known by others. The game expands this area.
  • Blind Spot: What is unknown by the person about themselves but known by others. Gentle feedback illuminates this.
  • Hidden Area: What the person knows about themselves but others don't know. Sharing reduces this.
  • Unknown Area: What is unknown by the person and others. Deep discussion can spark self-discovery here.

Why It Works:

According to research by Project Aristotle (Google's study on effective teams), Psychological Safety is the #1 predictor of team success. Open Windows structures this vulnerability, turning potential anxiety into a psychologically safe game of discovery, enhancing emotional intelligence and collective team performance.

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Area
Blind
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Hidden
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Unknown
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Our KnowYou KnowMe (KYKM) App

This KYKM app helps you take a test to know how your team and relationship bonding is.

KYKM is the minor 'test' version of the Open Windows Game that helps you get the score on team bonding. This is the first app teams should use to know the gaps and where they should focus more. Open Windows Game is the full version with team building activities that helps bridge the gaps.

KnowYou KnowMe is an effective and simple tool for group development. When team members know each other they tend to make better decisions.

With this App you test relationships, not individuals.

Install the app. Have fun! It’s free to use.

Get KYKM on App Store Get KYKM on Google Play
Olof Rehn

Who is Olof Rehn

Olof Rehn is an accomplished psychologist and psychotherapist with a distinguished career spanning over three decades. Since the early 1990s, he has successfully operated his own company, specializing in individual, group, leadership, and organizational development.

With extensive experience in senior leadership roles, Olof has served as HR Manager at the Swedish Defence Materiel Administration and as Head of Child and Adolescent Psychiatry (BUP) in Haninge under the Stockholm County Council. His deep expertise as both a psychologist and organizational consultant is complemented by a proven ability to identify and unlock the latent potential within teams and individuals.

Olof’s consulting philosophy emphasizes developing existing skills and resources, enabling organizations to achieve sustainable growth and resilience.

His innovative concepts, Open Window and Window Game, have now been transformed into digital solutions, accessible using the mobile app, which is expected to be released in April 2026. These tools, which have received the highest evaluation rating from the Parties Council for the State Sector, are designed to foster stronger communication, collaboration, and understanding within teams.

Talk to Olof

AB IGLOO Utveckling

Nurturing the human side of development.

We focus on the Human Side of Development. For the last 35 years, we have trained teams to outperform and helped companies achieve their business goals.

Helping organizations with better open mindedness of employees

Empower employees and leaders to recognize and manage stress, avoid burnout, and build resilience in a changing work environment.

Programs:

“Open minds create productive teams.”

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