HEY Calendar vs Appio App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HEY Calendar
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.
- Weekly view focus
- Habit tracking
- Event highlighting
- Flexible scheduling for 'maybe' tasks
- Event countdowns
- Day labels for context
- Color-coded sub-calendars
- Flexible reminders
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Make your day. The all-new HEY Calendar puts time on your side. Week after week, not month after month People think in days and weeks, not months. What’s tomorrow? Later this week? Next week? The HEY Calendar is built around how you think, not how paper calendars were designed. Habits and highlights Establish a habit, stick with it. Circle important events so they stand out. Fill your days with memories or moments — not just events. “Sometime this week” mimics real life Need to get an oil change? Get some cash from the ATM? Write a thank you note? Maybe this week or next, just not exactly sure when you’ll have a chance? HEY knows “maybe” is a real thing. And plenty more The HEY Calendar is a full-featured calendar with many original twists on common — and not so common — conventions. Soon you’ll wonder why all calendars don’t work like this. - Set countdowns for anticipated events - Use Day Labels to add context to days - Set up color-coded sub-calendars - Flexible reminders so you don’t miss out
Appio App
This app allows users to access mobile features from services they subscribe to, such as real-time notifications and widgets. Businesses can quickly offer these mobile capabilities without custom app development.
- Real-time notifications
- Service widgets
- No app development required for businesses
- Customer connectivity to services
- Fast mobile feature deployment
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Appio is the fastest way to let services offer mobile features, like notifications and widgets, without building a custom app. If you're a customer of a service that uses Appio, simply connect to access their widgets and receive real-time notifications. If you're a business, visit https://appio.so to start offering mobile features in minutes. No app development required.
Screenshots
Verdict
The clearest difference is ratings volume: HEY Calendar at 658 against Appio App's 1. Appio App's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and in-app purchases 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.
Appio App 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.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.
| Parameter | HEY Calendar | Appio App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (658 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 56.4% of reviews | — |
| Number of ratings | 658 — better | 1 |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.2 — better | 17.5 |
| Further details — not scored | ||
| Size | 64 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | 37Signals LLC | Appio Limited |
Customer experience
HEY Calendar
Appio App
Bugs and requests
HEY Calendar
Reported bugs
4 issues- 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
5 requests- 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
Appio App
Not enough reviews yet to summarise bugs or requests.
In-app purchases
HEY Calendar
No in-app purchases
Appio App
No in-app purchases









