# Mind Window vs FR!DAY

The clearest difference is update cadence: Mind Window at every 2 months against FR!DAY's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mind Window ships an update every 2 months, FR!DAY every 6 months. The most recent releases landed on September 6, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Mind Window | FR!DAY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (18 ratings)](https://appshunter.io/ios/app/mind-window/id1501731777/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | — |
| Size | 85 MB | 97 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [University of Arizona](https://appshunter.io/developer/437682109) | [FRIDAY PILATES LLC](https://appshunter.io/developer/1817131330) |

## What reviewers say

### Mind Window

[App page](https://appshunter.io/ios/app/mind-window/id1501731777)

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.

**Highlights:** Track thought patterns, Contribute to research database, Daily check-in reminders, Discover thinking statistics, Explore changes over time, Customizable assistant guide

**Features:** macOS Compatibility

**In-app purchases:** none


### FR!DAY

[App page](https://appshunter.io/ios/app/frday/id6746480641)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Mind Window free?

Mind Window is free to download, with no in-app purchases.

### Is FR!DAY free?

FR!DAY is free to download, with no in-app purchases.

### Do Mind Window or FR!DAY have ads?

Neither Mind Window nor FR!DAY shows ads.

### Which is updated more often, Mind Window or FR!DAY?

Mind Window ships an update every 2 months, and FR!DAY every 6 months. Most recently, Mind Window was updated on September 6, 2026 and FR!DAY on September 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*