# Clear Wave vs AlertSweep

The clearest difference is rating: AlertSweep at 5.0 against Clear Wave's 4.5. AlertSweep also leads on in-app purchases (none vs 3) and iOS requirement (12.0 vs 15.6). Clear Wave's advantage is update cadence (weekly vs every 5 weeks) and ratings volume (38 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Clear Wave sells 3 in-app purchases, starting at $4.99 per 7 days. AlertSweep asks for nothing beyond the download.

AlertSweep holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Clear Wave has 38 ratings behind it against 1, so its average is the more settled of the two.

Clear Wave ships an update weekly, AlertSweep every 5 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Clear Wave | AlertSweep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (38 ratings)](https://appshunter.io/ios/app/clear-wave-hz-frequency/id6476298038/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/alertsweep/id6478912231/reviews)** |
| Number of ratings | **38** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 33 MB | 51 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [涛 姚](https://appshunter.io/developer/1742784257) | [NobleTec LLC](https://appshunter.io/developer/1734389707) |

## What reviewers say

### Clear Wave

[App page](https://appshunter.io/ios/app/clear-wave-hz-frequency/id6476298038)

This app offers tools to test and analyze your device's audio performance. Measure sound intensity, generate tones, and test stereo balance and frequency response. Optimize your device's sound output with user-friendly features.

**Highlights:** dB Meter for sound intensity, Tone Generator for sound frequencies, Stereo Test for speaker balance, Frequency Test for device performance, Sound Level Measurement, Local data processing

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $4.99 | per 7 days |
| 1 Month | $14.99 | per month |
| 3 Months | $29.99 | per 3 months |


### AlertSweep

[App page](https://appshunter.io/ios/app/alertsweep/id6478912231)

Receive urgent and immediate notifications for important messages and tasks. This app ensures you never miss critical updates with its focused alert system.

**Highlights:** Urgent notifications, Immediate alerts, Important message delivery, Task reminders, Focused alert system

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clear Wave free?

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

### Is AlertSweep free?

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

### Which has better reviews, Clear Wave or AlertSweep?

AlertSweep is rated higher. Clear Wave averages 4.5 out of 5 from 38 ratings, while AlertSweep averages 5.0 from 1 ratings.

### Do Clear Wave or AlertSweep have ads?

Neither Clear Wave nor AlertSweep shows ads.

### Which is updated more often, Clear Wave or AlertSweep?

Clear Wave ships an update weekly, and AlertSweep every 5 weeks. Most recently, Clear Wave was updated on October 24, 2026 and AlertSweep on October 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.*