Comparison

8 Queens Performance vs Stocks PM

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

Stocks PM

Features
Read full description

Primary Description: Manage your stock portfolio with guidance from app. Stocks PM combines real-time* market data, advanced optimization algorithms for parameters used in trading strategy, and lets you simulate/backtest shortlisted stocks in your portfolio to help you make investments with confidence based on app recommendations on when to buy/sell. Even experience investors often get influenced by short term market/stock news and fluctuations, the app helps staying on track with a strategy built into the app feature/recommendations. * Market data may be few minutes delayed Key Features: • Portfolio Dashboard – Track your holdings with real-time price updates and gain/loss analysis • Optimization Engine – AI-powered recommendations for buy/sell/hold decisions using machine learning • Backtesting & Simulation – Test your investment strategy against historical data to see what could have been • Watchlist Management – Monitor stocks and build custom analysis portfolios before investing • Multi-Symbol Analysis – Analyze hundreds of stocks simultaneously with advanced filtering • Performance Tracking – Compare your portfolio performance against S&P 500 benchmarks Perfect For: -Individual investors wanting data-driven decisions based on a strategy that works -Active traders monitoring multiple positions/accounts in one place -App strategy validation/backtesting More information on our app at https://appaitech.net/stocks-pm Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

8 Queens Performance4 screens
Stocks PM4 screens

Verdict

The call

The clearest difference is in-app purchases: 8 Queens Performance at none against Stocks PM's 1. 8 Queens Performance also leads on device support (4 vs 2) and iOS requirement (13.0 vs 26.0). Stocks PM's advantage is ads (none vs shown). On price 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. Stocks PM sells 1 in-app purchase, starting at $3.99 per month. 8 Queens Performance asks for nothing beyond the download.

UpkeepUpdate frequency

8 Queens Performance ships an update weekly, Stocks PM every 4 days. The most recent releases landed on June 4, 2026 and September 17, 2026 respectively.

Scorecard4 real differences · 6 level
8 Queens Performance versus Stocks PM: the parameters behind the verdict, then further details
Parameter8 Queens PerformanceStocks PM
PriceFreeFree
Rating4.4 (14 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings14 — better—
Update frequencyWeeklyEvery 4 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size35 MB10 MB
Age rating4+12+
DeveloperLaszlo PolszterAppAiTech LLC

In-app purchases

None

8 Queens Performance

No in-app purchases

1 purchases

Stocks PM

Subscriptions1
  • Monthly Plan3 Months trial$3.991 Month

Questions

Is 8 Queens Performance free?
8 Queens Performance is free to download, with no in-app purchases.
Is Stocks PM free?
Stocks PM is free to download, with in-app purchases available.
Do 8 Queens Performance or Stocks PM have ads?
8 Queens Performance shows ads; Stocks PM does not.
Which is updated more often, 8 Queens Performance or Stocks PM?
8 Queens Performance ships an update weekly, and Stocks PM every 4 days. Most recently, 8 Queens Performance was updated on June 4, 2026 and Stocks PM on September 17, 2026.

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