Comparison

IPA Reader vs SystemsTradingSimulator

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

Head to head
About

IPA Reader

Features
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IPA Reader adds IPA phonetic transcription to English PDFs and web pages. Tap any word to hear how it sounds and see what it means, without leaving the page. Reading in English gets slow when you are unsure how a word sounds, and stopping to look it up breaks your concentration. IPA Reader keeps the phonetics, the meaning and the audio in the same place as the text. READ - BROWSER, PDF AND READER MODE - Built-in browser with Bing or Google search, plus a PDF reader, both with automatic IPA annotation - Every line of a PDF is annotated, including tightly spaced body text - Open PDFs from Files, Mail or any other app through Share and "Open in" - In-document search, outline navigation, go to page, and PDF display themes - Reader mode strips the clutter, with adjustable fonts, spacing and themes - American and British IPA, switchable with one tap - A common-word filter hides annotation on words you already know, in browsing, reader mode and PDF UNDERSTAND - WORD LOOKUP AND TRANSLATION - Tap a word once for its pronunciation and its dictionary definition together - Definitions in Chinese, Japanese, Korean, Vietnamese and English - Translate a whole article on the web, or the current page of a PDF - Long-press a sentence to play it, copy it, collect it or attach a note LISTEN - TEXT TO SPEECH - Sentence-by-sentence playback with the current sentence highlighted - Speed from 0.4x to 2.0x, for every level - Voices filtered to your accent preference, with previews before you choose - Auto mode selects the highest quality voice installed on the device PRACTICE - SHADOWING AND REVIEW - Record yourself reading a sentence and get a pronunciation score - Flashcards for saved vocabulary and saved sentences, in separate modes - Spaced repetition schedules each item for the day you are about to forget it TRACK - GOALS AND STREAKS - Daily goals, learning streaks and reading time - XP, levels, quests and achievements - Progress insights across everything you read and practise ORGANIZE - COLLECTION, NOTES AND BOOKMARKS - Save words and sentences, and attach colour-coded notes - Bookmarks, browsing history and an archive organised by source PRIVACY AND LANGUAGES - Everything is stored on your device. No account and no registration. - The interface is available in 51 languages FREE AND PRO Free every day: 2 article translations, 15 word lookups and 5 saved items. One tap on a word costs at most one lookup, replaying audio from the definition panel costs nothing, and sentence playback is always free. Pro removes the daily limits. Useful for academic papers, textbooks, news, novels and exam preparation - TOEFL, IELTS, Cambridge and GRE. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SystemsTradingSimulator

Features
Read full description

Systems Trading Simulator Build, test, and evaluate trading strategies with a powerful Monte Carlo simulation engine designed for serious traders and investors. Systems Trading Simulator helps you understand how a strategy may perform in the real world—before risking capital. Instead of relying solely on historical backtests, simulate hundreds or thousands of possible outcomes using your own trading statistics to better understand risk, drawdowns, and long-term expectancy. Whether you trade stocks, options, futures, or forex, this app provides practical tools to analyze strategy robustness, improve risk management, and make more informed trading decisions. KEY FEATURES • Powerful Monte Carlo simulation engine • Model win rate, R multiple, risk per trade, and trade frequency • Simulate hundreds or thousands of possible equity curves • Visualize drawdowns and capital growth scenarios • Analyze risk of ruin and account survivability • Educational risk analysis and strategy feedback • Built-in trading system examples with performance assumptions • Trading terminology and educational definitions library • Clean, intuitive interface optimized for rapid strategy testing • Designed for systematic, trend-following, and rule-based traders UNDERSTAND THE RISKS BEFORE YOU TRADE Backtests show what happened. Monte Carlo simulations help estimate what could happen. Real trading includes randomness, losing streaks, drawdowns, and psychological challenges that are often hidden in traditional backtesting results. Systems Trading Simulator helps you evaluate: • Potential future equity curve behavior • Expected drawdown ranges • Risk of ruin and account survival probabilities • Position sizing decisions • Long-term expectancy and capital growth potential • The impact of changing win rate, reward-to-risk ratio, and risk exposure LEARN FROM REAL TRADING CONCEPTS The app includes educational content designed to help traders understand common trading methodologies and risk-management principles. Explore: • Trend-following systems • Breakout strategies • Position sizing concepts • Risk management principles • Trading terminology and definitions Learn how different trading systems work and how their statistical characteristics influence long-term outcomes. WHO IT'S FOR • Systematic traders • Trend-following traders • Options traders • Futures traders • Swing traders • Active investors • Anyone focused on risk management and trading psychology If you care about position sizing, drawdown control, and long-term consistency, Systems Trading Simulator provides a practical framework for evaluating trading strategies before real capital is at risk. IMPORTANT DISCLAIMER Systems Trading Simulator is an educational tool only. It does not provide investment advice, trading recommendations, or guarantees of future performance. All simulations are hypothetical and are intended solely to illustrate statistical outcomes based on user inputs.

Screenshots

IPA Reader4 screens
SystemsTradingSimulator4 screens

Verdict

The call

The clearest difference is in-app purchases: SystemsTradingSimulator at none against IPA Reader's 2. IPA Reader's advantage is iOS requirement (15.6 vs 26.5). On price, update cadence, ads and device support 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. IPA Reader sells 2 in-app purchases, starting at $1.99 per month. SystemsTradingSimulator asks for nothing beyond the download.

UpkeepUpdate frequency

IPA Reader ships an update every 3 weeks, SystemsTradingSimulator every 5 weeks. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 4 level
IPA Reader versus SystemsTradingSimulator: the parameters behind the verdict, then further details
ParameterIPA ReaderSystemsTradingSimulator
PriceFreeFree
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better26.5
Further details — not scored
Size134 MB3 MB
Age rating17+17+
Developer粤珠 袁JOSEPH JEFFERDS SINCLAIR

In-app purchases

2 purchases

IPA Reader

Subscriptions2
  • Pro Monthly$1.991 Month
  • Pro Annual$12.991 Year
None

SystemsTradingSimulator

No in-app purchases

Questions

Is IPA Reader free?
IPA Reader is free to download, with in-app purchases available.
Is SystemsTradingSimulator free?
SystemsTradingSimulator is free to download, with no in-app purchases.
Do IPA Reader or SystemsTradingSimulator have ads?
Neither IPA Reader nor SystemsTradingSimulator shows ads.
Which is updated more often, IPA Reader or SystemsTradingSimulator?
IPA Reader ships an update every 3 weeks, and SystemsTradingSimulator every 5 weeks. Most recently, IPA Reader was updated on October 1, 2026 and SystemsTradingSimulator on October 13, 2026.

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