# Eventium vs Site Calc Pro

The clearest difference is price: Site Calc Pro at Free against Eventium's $3.99. Site Calc Pro also leads on in-app purchases (none vs 2) and update cadence (daily vs every 2 weeks). On ads, device support and iOS requirement there is nothing between them.

Site Calc Pro is free to download; Eventium costs $3.99 up front. Eventium sells 2 one-off in-app purchases. Site Calc Pro asks for nothing beyond the download.

Eventium ships an update every 2 weeks, Site Calc Pro daily. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Eventium | Site Calc Pro |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.7 (378 ratings)](https://appshunter.io/ios/app/eventium/id1029420817/reviews)** | — |
| Number of ratings | **378** | — |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 85 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [johnhair.com](https://appshunter.io/developer/534507614) | [Troy Knight](https://appshunter.io/developer/1419339802) |

## What reviewers say

### Eventium

[App page](https://appshunter.io/ios/app/eventium/id1029420817)

This calendar app offers a revolutionary way to view your schedule, displaying actual events instead of just dots. It provides multiple view options, integrated task management, and advanced event customization. Widgets are available for quick access to upcoming events.

**Highlights:** Month, week, and day views, Vertical scrolling month view, Integrated tasks within calendar, Calendar widgets for home screen, Event customization (alerts, repeats, colors), Cut, copy, and paste events, Supports multiple calendar accounts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tasks, Reminders, To Do Lists | $0.99 | one-time |
| Calendar Widgets | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Highly customizable
- 🚀 Excellent calendar and task management
- 👍 Reliable and dependable
- 👍 Great customer support

**What reviewers complain about**

- 🐛 Occasional crashes or freezing
- 🐛 Issues with syncing and data loss
- 🔍 Limited sharing and collaboration features

**Reported bugs**

- Duplicate holidays appearing
- Inconsistent event time display
- Disappearing past events

**Requested features**

- Dark mode option
- Improved task management and integration
- Shared calendars and family/group features
- Better widget and Apple Watch support


### Site Calc Pro

[App page](https://appshunter.io/ios/app/site-calc-pro/id6767140419)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eventium free?

Eventium costs $3.99, and also offers in-app purchases.

### Is Site Calc Pro free?

Site Calc Pro is free to download, with no in-app purchases.

### Do Eventium or Site Calc Pro have ads?

Neither Eventium nor Site Calc Pro shows ads.

### Which is updated more often, Eventium or Site Calc Pro?

Eventium ships an update every 2 weeks, and Site Calc Pro daily. Most recently, Eventium was updated on October 26, 2026 and Site Calc Pro 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.*