Comparison

8 Queens Performance vs Clear Wave ‒ Water Eject

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

8 Queens Performance

This app measures your mobile device's CPU performance by solving the classic Eight Queens chess puzzle. It calculates the time taken to find all 92 solutions on an 8x8 chessboard, providing a benchmark for your phone's speed.

Highlights
  • CPU performance metering
  • Eight Queens chess problem solver
  • Measures time to find 92 solutions
  • Visual CPU performance indicator
  • Benchmark for mobile speed
Read full description

Eight Queens Performance Benchmark Test And Meter App is a Visual CPU Performance App. You can meter your smart mobile phone's speed with the Eight Queens Chess Problem solving. The App finds the 92 solutions from the 16 million variations where the eight queens don't attack each other on the 8x8 chess board. Finding the 92 right solutions with an up-to-date decent smart mobile phone lasts less than a half minute.

About

Clear Wave ‒ Water Eject

This utility app uses sound waves to remove moisture and water from your device's speakers. It offers features to test speaker performance, vibration, and noise levels, ensuring optimal audio quality. A convenient widget provides quick access to its functions.

Highlights
  • Speaker water removal with sound waves
  • Adjustable frequency and vibration levels
  • Speaker performance testing
  • Vibration and noise level testing
  • Convenient widget for quick access
Read full description

Our app is an innovative tool designed to clean speakers from moisture and water using ultrapure sound waves. Simply adjust the frequency (Hz) and vibration levels to achieve optimal results and maintain your device’s sound quality. Key Features: - Speaker Water Removal: Effectively remove moisture and condensation with adjustable sound frequencies and vibrations. - Speaker Testing: Check the performance of the right and left speakers separately to ensure proper function and sound quality. - Vibration Tester: Various vibration types help identify potential acoustic issues. - Noise Level Testing: Monitor volume and sound quality in real time. - Convenient Widget: Small and handy widget for quick access to the main app functions. Our app is an essential tool for anyone who values clean, high-quality sound. It helps keep your speakers in top condition and ensures excellent audio performance. Subscription Information: A subscription is needed to access all features. You can cancel at any time via your device’s subscription settings. Privacy Policy Link: https://docs.google.com/document/d/1FFo8YBuvd4ogjgrNPk8SiWWkKYR5W1wKYoTq-YExYjE/edit?usp=sharing Terms of Use Link: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

8 Queens Performance4 screens
Clear Wave ‒ Water Eject4 screens

Verdict

The call

The clearest difference is in-app purchases: 8 Queens Performance at none against Clear Wave ‒ Water Eject's 7. 8 Queens Performance also leads on device support (4 vs 2) and iOS requirement (13.0 vs 16.0). Clear Wave ‒ Water Eject's advantage is ads (none vs shown) and ratings volume (67 vs 14). On price, rating and update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Clear Wave ‒ Water Eject sells 5 in-app purchases, starting at $4.99 per 7 days. 8 Queens Performance asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for 8 Queens Performance against 4.4 for Clear Wave ‒ Water Eject. Both are backed by a comparable volume of ratings — 14 and 67 respectively.

UpkeepUpdate frequency

8 Queens Performance ships an update weekly, Clear Wave ‒ Water Eject every 2 weeks. The most recent releases landed on June 4, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
8 Queens Performance versus Clear Wave ‒ Water Eject: the parameters behind the verdict, then further details
Parameter8 Queens PerformanceClear Wave ‒ Water Eject
PriceFreeFree
Rating4.4 (14 ratings) — better4.4 (67 ratings)
Positive reviews100.0% of reviews—
Number of ratings1467 — better
Update frequencyWeekly — betterEvery 2 weeks
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size35 MB86 MB
Age rating4+4+
DeveloperLaszlo PolszterJoseph White

Customer experience

8 Queens Performance

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews12 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Clear Wave ‒ Water Eject

All ratings67 ratings
Positive85.1%
Neutral1.5%
Negative13.4%

In-app purchases

None

8 Queens Performance

No in-app purchases

5 purchases

Clear Wave ‒ Water Eject

Subscriptions4
  • Weekly3 Days trial2 variants$4.997 Days
  • Weekly2 variants$4.997 Days
  • Monthly$12.991 Month
Show 1 more
  • Yearly$39.991 Year
One-time1
  • Lifetime$59.99

Questions

Is 8 Queens Performance free?
8 Queens Performance 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, 8 Queens Performance or Clear Wave ‒ Water Eject?
8 Queens Performance is rated higher. 8 Queens Performance averages 4.4 out of 5 from 14 ratings, while Clear Wave ‒ Water Eject averages 4.4 from 67 ratings.
Do 8 Queens Performance or Clear Wave ‒ Water Eject have ads?
8 Queens Performance shows ads; Clear Wave ‒ Water Eject does not.
Which is updated more often, 8 Queens Performance or Clear Wave ‒ Water Eject?
8 Queens Performance ships an update weekly, and Clear Wave ‒ Water Eject every 2 weeks. Most recently, 8 Queens Performance was updated on June 4, 2026 and Clear Wave ‒ Water Eject on September 21, 2026.

Other comparisons