Calendar.online vs STWORLD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calendar.online
This free online calendar facilitates team collaboration with shareable access links. Manage permissions, set passwords, and customize views for seamless group scheduling. Access your calendar from any device with a simple bookmark.
- Shareable access links
- Role-based permissions (admin, editor, reader)
- Password protection for links
- Customizable access link views
- Dashboard for managing calendars
- Device bookmarking
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Our product is a free online calendar for teams and groups with easy access via access links without login. An access link is structured according to the following scheme: https://calendar.online/68dbf6166ace2865ccd7 Each access link has a specific permission. E.g. administrator, editor or reader. Use the admin link to manage your calendar. You can save this link as a bookmark on all your devices, for example. You could forward the editor or reader link to your teammates. Additional settings can be made for each access link. For example: - Permissions for specific sub-calendars - Password protection for extra security - Default access link view (for example 'day', 'week' and so on) - Custom access links. For example: https://calendar.online/sports In the dashboard view of the app you can add existing access links or register a new calendar. In this case, the admin link will be added automatically on the dashboard. You can access the dashboard from the calendar at any time using the button in the top left corner. To open the settings of a calendar, please open the calendar via the administrator link and then click on the gear symbol at the top right corner.
STWORLD
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에스티월드 자동문을 원격으로 제어하고 설정값을 바꿀수가 있다.
Screenshots
Verdict
The clearest difference is iOS requirement: STWORLD at 12.0 against Calendar.online's 15.6. 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.
| Parameter | Calendar.online | STWORLD |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (40 ratings) — better | — |
| Positive reviews | 94.1% of reviews | — |
| Number of ratings | 40 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 65 MB | 34 MB |
| Age rating | 4+ | 17+ |
| Developer | Kalender.digital | KOO YEUN CHAE |
In-app purchases
Calendar.online
No in-app purchases
STWORLD
No in-app purchases
