Comparison

Forex Replay vs Trader Sum

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

Head to head
About

Forex Replay

Practice Forex trading with historical data and a realistic simulator. Test strategies, build confidence, and analyze performance risk-free. Access extensive datasets or import your own.

Highlights
  • Historical market replay
  • Extensive cloud datasets
  • Import custom CSV data
  • Realistic trading simulator
  • Advanced charting and indicators
  • Portfolio and history management
Features
Currently charting
Read full description

Take your trading skills to the next level with FX Replay, the ultimate Forex market replay and backtesting simulator. Whether you are a beginner learning the ropes or an experienced trader refining your edge, FX Replay allows you to practice trading on real historical chart data, completely risk-free. Stop waiting for the live market to present opportunities. With our advanced replay engine, you can simulate days, weeks, or even months of market price action in just a few hours. Test your strategies, build your confidence, and master your trading psychology anywhere, anytime. KEY FEATURES Historical Market Replay Travel back in time and replay real historical candlestick data. Control the speed of the market: play, pause, step forward candle-by-candle, or fast-forward to find your desired trading setups instantly. Extensive Cloud Datasets & Data Management Access a rich, built-in library of high-quality historical data ready for instant download and backtesting. Our available Cloud Datasets include: • Forex: EURUSD data back to 1971 GBPUSD data back to 1971 USDJPY data back to 1971 AUDUSD data back to 1993 USDCAD data back to 1993 USDCHF data back to 1971 • Commodities: XAUUSD data back to 2006. XAGUSD (Silver) USOIL (WTI) data back to 2019 UKOIL (Brent) data back to 2016 • Indices: US500 data back to 2000. US100 data back to 2000. • Crypto: BTCUSD data back to 2019 Want to trade something else? Easily import your own custom CSV data and perfectly replicate real-market conditions by customizing symbol settings like Spread, Tick Value, Contract Size, and Swaps. Realistic Trading Simulator Experience the thrill of live trading without the financial risk. Open and close positions, set Stop Loss (SL) and Take Profit (TP), and utilize the One-Click Trading panel for rapid execution. Advanced Charting and Indicators Analyze the market with a professional-grade charting interface inspired by the familiar MetaTrader 5 (MT5) layout. Utilize built-in technical indicators (including ZigZag) and drawing tools to mark up your charts just like you would in a live trading environment. Portfolio and History Management Track your simulated trading performance. Review your trading history, analyze your win rate, and monitor your virtual account balance to see if your strategy is truly profitable before going live. Seamless Cross-Platform Experience Designed with a highly intuitive interface, FX Replay offers a powerful, fluid backtesting experience optimized for both iOS and macOS. Why choose FX Replay? • Save Time: Gain years of screen-time and trading experience in a fraction of the time. • Zero Risk: Perfect your strategies using a virtual balance before risking real capital. • Familiar UI: Designed to feel just like the professional trading platforms you already know and love. Start mastering the markets today. Download FX Replay and turn historical data into future profits!

About

Trader Sum

This app helps traders analyze their performance by logging trades with detailed context, notes, and attached photos. It provides analytics on win rates and P&L, along with tools for tax estimation and currency conversion. All data is stored locally for privacy.

Highlights
  • Unlimited trade logging with notes
  • Attach photos to trades
  • Calendar view for P&L tracking
  • Win rate and P&L analytics
  • Currency conversion calculator
  • Futures contract calculator
  • Simplified tax estimates
  • Import/export trades via CSV
Features
Read full description

Trader Sum is a private trading journal built for traders who want to actually learn from their trades — not just log them. Track every trade with full context: instrument, result, P&L, and your own notes on why you took it. See your win rate, total P&L, and trade breakdown at a glance on your dashboard. NEW: Voice dictation — tap the mic on any trade note and talk through what happened. Trader Sum transcribes it for you instantly, so your journal never falls behind your trading. FEATURES • Voice dictation for trade notes — journal by talking, not typing • Live & Demo modes, each with its own trades, balance, and connected brokers • Connect your broker (Tradovate, with more on the way) to sync fills automatically • Unlimited trade & journal logging with notes on your setup and reasoning • Advanced analytics — win rate, profit factor, expectancy, and equity curve • Shareable trade recap cards to post your wins • Attach a photo to any trade — snap a chart screenshot or pick one from your library • Calendar view — see your P&L by day, week, and month at a glance • Currency conversion calculator (rates refresh every 24 hours) • Futures contract & position-size calculator • US & Canada simplified tax estimates • Import trades directly from your broker's CSV export • Export your full trade history and tax summary to CSV • All your data stays on your device — nothing is sent to a server Whether you're day trading futures, swing trading stocks, or tracking any other instrument, Trader Sum gives you the structure to see what's actually working. The Monthly plan includes a 7-day free trial. If not canceled at least 24 hours before the trial ends, it automatically converts to a paid subscription at the price shown at purchase. Manage or cancel anytime in Settings > Apple ID > Subscriptions. Subscription required for full access. Terms of Use (EULA): https://spiffy-frangollo-898648.netlify.app/terms.html — Privacy Policy: https://spiffy-frangollo-898648.netlify.app/privacy.html

Screenshots

Forex Replay4 screens
Trader Sum4 screens

Verdict

The call

The clearest difference is review sentiment: Trader Sum at 100% against Forex Replay's 33%. Trader Sum also leads on price (Free vs $12.99) and iOS requirement (15.0 vs 17.6). Forex Replay's advantage is in-app purchases (none vs 2) and chart position (#13 vs unranked). On 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

Trader Sum is free to download; Forex Replay costs $12.99 up front. Trader Sum sells 2 in-app purchases, starting at $9.99 per month. Forex Replay asks for nothing beyond the download.

UpkeepUpdate frequency

Forex Replay ships an update every 5 days, Trader Sum every 3 days. Both last shipped on October 25, 2026.

Scorecard6 real differences · 5 level
Forex Replay versus Trader Sum: the parameters behind the verdict, then further details
ParameterForex ReplayTrader Sum
Price$12.99Free — better
Rating2.2 (5 ratings) — better—
Positive reviews33.3% of reviews100.0% of reviews — better
Number of ratings5 — better—
Update frequencyEvery 5 daysEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid — betterSubscription
Best chart rank#13 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size174 MB3 MB
Age rating4+4+
DeveloperSathit Sukhirunvioleta gal

Customer experience

Forex Replay

All ratings5 ratings
Positive20.0%
Neutral20.0%
Negative60.0%
Written reviews6 reviews
Positive33.3%
Neutral16.7%
Negative50.0%

Trader Sum

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Forex Replay

No in-app purchases

2 purchases

Trader Sum

Subscriptions2
  • Premium Monthly7 Days trial$9.991 Month
  • Premium Yearly$79.991 Year

Questions

Is Forex Replay free?
Forex Replay costs $12.99, with no in-app purchases.
Is Trader Sum free?
Trader Sum is free to download, with in-app purchases available.
Do Forex Replay or Trader Sum have ads?
Neither Forex Replay nor Trader Sum shows ads.
Which is updated more often, Forex Replay or Trader Sum?
Forex Replay ships an update every 5 days, and Trader Sum every 3 days. Most recently, Forex Replay was updated on October 25, 2026 and Trader Sum on October 25, 2026.

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