# MindOne vs HEY Calendar

The clearest difference is in-app purchases: HEY Calendar at none against MindOne's 1. HEY Calendar also leads on ratings volume (658 vs 1). MindOne's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MindOne sells 1 in-app purchase, starting at $9.99 per month. HEY Calendar asks for nothing beyond the download.

MindOne holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: HEY Calendar has 658 ratings behind it against 1, so its average is the more settled of the two.

MindOne ships an update every 9 days, HEY Calendar fortnightly. The most recent releases landed on October 2, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | MindOne | HEY Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mindone/id6449602638/reviews)** | [4.7 (658 ratings)](https://appshunter.io/ios/app/hey-calendar/id6449716061/reviews) |
| Number of ratings | 1 | **658** |
| Positive reviews | — | 56.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Freemium | **Free** |
| Size | 113 MB | 64 MB |
| Requires iOS | **16.4** | 17.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [BitRaptors Informatikai KFT](https://appshunter.io/developer/1504702203) | [37Signals LLC](https://appshunter.io/developer/363576304) |

## What reviewers say

### MindOne

[App page](https://appshunter.io/ios/app/mindone/id6449602638)

Preview and test mobile applications you've built on a powerful, intuitive platform. This companion app allows for real-time testing and refinement of your projects directly on your mobile device, ensuring a seamless user experience before launch.

**Highlights:** Seamless companion experience, Real-time testing and updates, User-friendly interface, Preview app creations on mobile, Refine project design and functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Access | $9.99 | per month |


### HEY Calendar

[App page](https://appshunter.io/ios/app/hey-calendar/id6449716061)

This calendar app organizes your schedule around days and weeks, reflecting how people naturally think. It supports habits, highlights important events, and accommodates flexible scheduling for tasks that don't have a fixed time. Enjoy a full-featured experience with unique twists on conventional calendar functions.

**Highlights:** Weekly view focus, Habit tracking, Event highlighting, Flexible scheduling for 'maybe' tasks, Event countdowns, Day labels for context, Color-coded sub-calendars, Flexible reminders

**In-app purchases:** none

**What reviewers like**

- 🚀 Thoughtful and different approach
- 👍 Lovely UI
- 👍 Wonderful UI
- 👍 Innovative features like 'Sometime this Week'

**What reviewers complain about**

- 🐛 Buggy and unreliable syncing
- 🔍 Lacks integration with other calendars
- 🔍 Missing key features like month/year view and search
- 🔍 Clunky and unintuitive user experience

**Reported bugs**

- Events not showing up on calendar
- Notifications not working as expected
- Frequent crashes and performance issues
- Inability to edit events from external calendars

**Requested features**

- Two-way sync with other calendar services
- Ability to set custom recurrence patterns
- Integration with mapping/navigation apps
- Family/shared calendar support
- Calendar widget for quick access


## Frequently asked questions

### Is MindOne free?

MindOne is free to download, with in-app purchases available.

### Is HEY Calendar free?

HEY Calendar is free to download, with no in-app purchases.

### Which has better reviews, MindOne or HEY Calendar?

MindOne is rated higher. MindOne averages 5.0 out of 5 from 1 ratings, while HEY Calendar averages 4.7 from 658 ratings.

### Do MindOne or HEY Calendar have ads?

Neither MindOne nor HEY Calendar shows ads.

### Which is updated more often, MindOne or HEY Calendar?

MindOne ships an update every 9 days, and HEY Calendar fortnightly. Most recently, MindOne was updated on October 2, 2026 and HEY Calendar on October 22, 2026.

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