# InspectO Mobile II vs Calendar.online

The clearest difference is update cadence: Calendar.online at every 2 months against InspectO Mobile II's every 5 months. InspectO Mobile II's advantage is iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

InspectO Mobile II ships an update every 5 months, Calendar.online every 2 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | InspectO Mobile II | Calendar.online |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (40 ratings)](https://appshunter.io/ios/app/calendaronline/id1607856409/reviews)** |
| Number of ratings | — | **40** |
| Positive reviews | — | 94.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 35 MB | 67 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Prosystech inc.](https://appshunter.io/developer/825909068) | [Kalender.digital](https://appshunter.io/developer/1584623403) |

## What reviewers say

### InspectO Mobile II

[App page](https://appshunter.io/ios/app/inspecto-mobile-ii/id1544317434)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calendar.online

[App page](https://appshunter.io/ios/app/calendaronline/id1607856409)

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.

**Highlights:** Shareable access links, Role-based permissions (admin, editor, reader), Password protection for links, Customizable access link views, Dashboard for managing calendars, Device bookmarking

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

**In-app purchases:** none


## Frequently asked questions

### Is InspectO Mobile II free?

InspectO Mobile II is free to download, with no in-app purchases.

### Is Calendar.online free?

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

### Do InspectO Mobile II or Calendar.online have ads?

Neither InspectO Mobile II nor Calendar.online shows ads.

### Which is updated more often, InspectO Mobile II or Calendar.online?

InspectO Mobile II ships an update every 5 months, and Calendar.online every 2 months. Most recently, InspectO Mobile II was updated on October 27, 2026 and Calendar.online on October 25, 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.*