# PSCalendarApp vs Sea Calendar

The clearest difference is in-app purchases: PSCalendarApp at none against Sea Calendar's 4. PSCalendarApp also leads on update cadence (daily vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sea Calendar sells 4 in-app purchases, starting at $2.99 per 7 days. PSCalendarApp asks for nothing beyond the download.

PSCalendarApp ships an update daily, Sea Calendar every 3 weeks. The most recent releases landed on October 24, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | PSCalendarApp | Sea Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/sea-calendar-countdown-widget/id6785787470/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 224 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [pilsun jang](https://appshunter.io/developer/1889778139) | [Kien Quyet Vu](https://appshunter.io/developer/1889489810) |

## What reviewers say

### PSCalendarApp

[App page](https://appshunter.io/ios/app/pscalendarapp/id6775716903)

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

**In-app purchases:** none


### Sea Calendar

[App page](https://appshunter.io/ios/app/sea-calendar-countdown-widget/id6785787470)

Transform your device into a visually stunning and functional planner. This app lets you customize your schedule with color-coded events and create beautiful, live countdown widgets for your home screen. Seamlessly sync with your existing calendar and manage all your important dates in one place.

**Highlights:** Customizable calendar with color-coding, Live countdown home screen widgets, Google Calendar sync, Built-in event editor, Smart reminders and push notifications, Deep visual customization options

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Yearly | $9.99 | per year |
| Lifetime Sale | $9.99 | one-time |
| Lifetime | $15.99 | one-time |


## Frequently asked questions

### Is PSCalendarApp free?

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

### Is Sea Calendar free?

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

### Do PSCalendarApp or Sea Calendar have ads?

Both PSCalendarApp and Sea Calendar show ads.

### Which is updated more often, PSCalendarApp or Sea Calendar?

PSCalendarApp ships an update daily, and Sea Calendar every 3 weeks. Most recently, PSCalendarApp was updated on October 24, 2026 and Sea Calendar on November 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.*