# Prio.Space vs Calendar Busy Sync

The clearest difference is device support: Prio.Space at 4 against Calendar Busy Sync's 2. Prio.Space also leads on iOS requirement (14.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Prio.Space ships an update every 3 months, Calendar Busy Sync every 2 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Prio.Space | Calendar Busy Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/priospace/id6752712865/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 7 MB | 10 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anoy Roy Chowdhury](https://appshunter.io/developer/1840660665) | [Sous Chef Studio, Inc.](https://appshunter.io/developer/1768173412) |

## What reviewers say

### Prio.Space

[App page](https://appshunter.io/ios/app/priospace/id6752712865)

This app combines task management, a Pomodoro timer, and habit tracking into a single, user-friendly interface. It aims to streamline your workflow by eliminating the need to switch between multiple productivity tools. Enjoy a completely free experience with a focus on user privacy and task sharing capabilities.

**Highlights:** Task management, Pomodoro timer, Habit tracking, Task sharing, User privacy focus, No hidden paywalls

**In-app purchases:** none


### Calendar Busy Sync

[App page](https://appshunter.io/ios/app/calendar-busy-sync/id6762634278)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prio.Space free?

Prio.Space is free to download, with no in-app purchases.

### Is Calendar Busy Sync free?

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

### Do Prio.Space or Calendar Busy Sync have ads?

Neither Prio.Space nor Calendar Busy Sync shows ads.

### Which is updated more often, Prio.Space or Calendar Busy Sync?

Prio.Space ships an update every 3 months, and Calendar Busy Sync every 2 months. Most recently, Prio.Space was updated on October 14, 2026 and Calendar Busy Sync on October 7, 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.*