# Oursync vs TopCalendar

The clearest difference is in-app purchases: Oursync at none against TopCalendar's 2. Oursync also leads on iOS requirement (15.0 vs 17.0). TopCalendar's advantage is update cadence (every 4 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. TopCalendar sells 2 in-app purchases, starting at $8.99 per year. Oursync asks for nothing beyond the download.

Oursync ships an update every 3 weeks, TopCalendar every 4 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Oursync | TopCalendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 20 MB | 20 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BORIS ABRAMOV](https://appshunter.io/developer/6792869816) | [rypox](https://appshunter.io/developer/6807472499) |

## What reviewers say

### Oursync

[App page](https://appshunter.io/ios/app/oursync-plan-in-sync/id6792869814)

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

**In-app purchases:** none


### TopCalendar

[App page](https://appshunter.io/ios/app/topcalendar-events-and-widgets/id6808012815)

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TopCalendar Pro yearly | $8.99 | per year |
| TopCalendar Pro Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Oursync free?

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

### Is TopCalendar free?

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

### Do Oursync or TopCalendar have ads?

Neither Oursync nor TopCalendar shows ads.

### Which is updated more often, Oursync or TopCalendar?

Oursync ships an update every 3 weeks, and TopCalendar every 4 days. Most recently, Oursync was updated on October 25, 2026 and TopCalendar on October 29, 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.*