Mind Window vs KHR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mind Window
This app helps you track your thought patterns and understand how they may impact your well-being. By answering random check-ins throughout the day, you contribute to a scientific research database. Discover insights into your thinking and explore changes over time.
- Track thought patterns
- Contribute to research database
- Daily check-in reminders
- Discover thinking statistics
- Explore changes over time
- Customizable assistant guide
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Do you ever wonder if there is some rhyme or reason to how you think? How often are your thoughts focused on troubling topics, the past, the future, or memories and imaginative thinking? Mind Window helps you to track the way that you uniquely think and discover how these patterns of thought may affect your well-being. Mind Window is part of a scientific research project, developed at the University of Arizona, to develop a large international database of thoughts in daily life. The purpose of this app is to identify patterns of thought by asking questions about user’s thoughts at random moments throughout their day-to-day life. FEATURES: - Allows you to help develop an international research database of patterns of thought - Check-ins provide a convenient reminder so that you can track your thoughts throughout the day - Statistics: - Let you discover what kinds of thoughts are commonly on your mind - Learn about the patterns of thought you have - Receive feedback that helps you identify how your thinking may impact your well-being - Explore changes in thought patterns over time - Customization: - Choose an assistant to serve as your guide while using the app - Explore results by day, week, month, or all times - Using Mind Window will allow you the opportunity to participate in upcoming and collaborative research in psychology, genetics, and neuroscience. *** An Institutional Review Board responsible for human subjects research at The University of Arizona reviewed this research project and found it to be acceptable, according to applicable state and federal regulations and University policies designed to protect the rights and welfare of participants in research. *** Please note that Mind Window is a tool for use in scientific research. Users must be at least 18 years of age and fluent in English. An Institutional Review Board responsible for human subjects research at The University of Arizona reviewed this research project and found it to be acceptable, according to applicable state and federal regulations and University policies designed to protect the rights and welfare of participants in research.
KHR
This controlled-access survey application ensures data integrity by restricting participation to invited individuals. It is designed for researchers who require precise and actionable insights.
- Controlled access surveys
- Data integrity focus
- Invited participant only
- Precise insights
- Actionable research data
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A controlled-access survey application, this platform prioritizes data integrity by limiting participation to invited individuals. It's built for researchers seeking precise and actionable insights.
Screenshots
Verdict
The clearest difference is rating: KHR at 5.0 against Mind Window's 4.0. KHR also leads on update cadence (fortnightly vs every 2 months). Mind Window's advantage is ratings volume (18 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KHR holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Mind Window has 18 ratings behind it against 2, so its average is the more settled of the two.
Mind Window ships an update every 2 months, KHR fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Mind Window | KHR |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (18 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 18 — better | 2 |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 85 MB | 47 MB |
| Age rating | 17+ | 17+ |
| Developer | University of Arizona | Laina Enterprises, Inc. |
In-app purchases
Mind Window
No in-app purchases
KHR
No in-app purchases









