# Calendar Helper vs Clear Wave | Water Eject

The clearest difference is in-app purchases: Calendar Helper at none against Clear Wave | Water Eject's 3. Calendar Helper also leads on rating (5.0 vs 4.6). Clear Wave | Water Eject's advantage is update cadence (fortnightly vs every 9 months) and ratings volume (44 vs 5). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Clear Wave | Water Eject sells 3 in-app purchases, starting at $6.99 per 7 days. Calendar Helper asks for nothing beyond the download.

Calendar Helper holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Clear Wave | Water Eject has 44 ratings behind it against 5, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Calendar Helper ships an update every 9 months, Clear Wave | Water Eject fortnightly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Calendar Helper | Clear Wave | Water Eject |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/calendar-helper/id1668219376/reviews)** | [4.6 (44 ratings)](https://appshunter.io/ios/app/clear-wave-water-eject/id6794621250/reviews) |
| Number of ratings | 5 | **44** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 2 MB | 42 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Atent LLC](https://appshunter.io/developer/1378465166) | [Jitendrakumar Kalavadiya](https://appshunter.io/developer/1741208145) |

## What reviewers say

### Calendar Helper

[App page](https://appshunter.io/ios/app/calendar-helper/id1668219376)

This utility app bridges your Canvas calendar with the Reminders app, automatically creating reminders for events within a specified date range. It helps you track assignments and deadlines, syncing them across your devices for better organization. The app works offline and offers customization options for courses and Siri integration.

**Highlights:** Syncs Canvas calendar to Reminders app, Creates reminders for events, Offline functionality, Customizable course nicknames, Siri and Shortcuts integration, Automated background updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Clear Wave | Water Eject

[App page](https://appshunter.io/ios/app/clear-wave-water-eject/id6794621250)

This app uses sound waves to help remove trapped water and moisture from your device's speaker openings. It offers various testing modes to check speaker performance and volume quality. Ideal for situations after water exposure or for general audio diagnostics.

**Highlights:** Water eject using sound frequencies, One-tap speaker cleaning, Automatic cleaning mode, Manual frequency control, Speaker sound testing, Offline functionality

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clear Wave Sound Premium _ Weekly | $6.99 | per 7 days |
| Clear Wave Sound Premium _ Monthly | $14.99 | per month |
| Clear Wave Sound Premium _ Yearly | $39.99 | per year |


## Frequently asked questions

### Is Calendar Helper free?

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

### Is Clear Wave | Water Eject free?

Clear Wave | Water Eject is free to download, with in-app purchases available.

### Which has better reviews, Calendar Helper or Clear Wave | Water Eject?

Calendar Helper is rated higher. Calendar Helper averages 5.0 out of 5 from 5 ratings, while Clear Wave | Water Eject averages 4.6 from 44 ratings.

### Do Calendar Helper or Clear Wave | Water Eject have ads?

Neither Calendar Helper nor Clear Wave | Water Eject shows ads.

### Which is updated more often, Calendar Helper or Clear Wave | Water Eject?

Calendar Helper ships an update every 9 months, and Clear Wave | Water Eject fortnightly. Most recently, Calendar Helper was updated on November 3, 2026 and Clear Wave | Water Eject on November 6, 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.*