Comparison

Trading AI vs Deja

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

Head to head
About

Trading AI

Instantly analyze chart photos and screenshots to understand market trends, momentum, and key levels. This tool provides structured trading insights, including support/resistance zones and actionable setups, to help traders make faster, more informed decisions.

Highlights
  • Analyze chart photos and screenshots
  • Understand trend direction and momentum
  • Identify support and resistance zones
  • Recognize technical setups
  • Receive entry/exit targets and risk framework
  • Combine indicators and AI insights
Read full description

Trading AI turns any chart photo or screenshot into a clear, structured trading analysis in seconds. Scan or upload a chart to instantly understand trend direction, momentum, key levels, volume context, and risk, all in one place. Whether you scalp, day trade, swing trade, or invest for the long term, Trading AI helps you read the market faster and build a clearer plan. With Trading AI: • Get a fast, structured reading of any market from a single chart photo, screenshot, or scan. • See trend direction, momentum, risk level, volume insights, and key market context in one clear analysis. • Identify the support and resistance zones where price is most likely to react. • Recognize candlestick behavior, breakout structures, and actionable technical setups more easily. • Receive entry zones, confirmation logic, take-profit targets, stop-loss levels, and a clearer risk-to-reward framework. Go further with every analysis: • Combine technical indicators, market structure, and AI-powered insights to make faster, smarter decisions. • Move beyond basic chart reading with analysis that highlights what matters most and cuts the noise. • Stay in control while the app structures your thinking and helps you spot stronger opportunities. • Approach each setup with more clarity and confidence, without losing technical depth. Trading AI fits the way you trade: • Use it for scalping, day trading, and swing trading. • Use it for longer-term investing and holding. • Adapt every analysis to your own strategy and time horizon. Requirements: • iOS device running iOS 26.0 or later. • An internet connection via Wi-Fi or cellular is required to generate an analysis. • Results may vary depending on chart quality and the level of detail visible in the image. Trading AI offers monthly and yearly subscriptions that unlock advanced technical analysis. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription in your Apple Account settings after purchase. If you reach your plan's limit, you can buy additional analyses as one-time purchases that never expire. Your chart images are processed only to generate your analysis and are never used for anything else. For informational purposes only. Trading AI does not provide financial advice. Terms of Use: https://usetradingai.com/legal/term_condition Privacy Policy: https://usetradingai.com/legal/privacy_policy

About

Deja

Features
Read full description

Have you ever looked at a stock chart and thought, "I have seen this pattern before"? Deja finds historical charts that match your current pattern and shows you what happened next. Deja scans thousands of historical price patterns across stocks and crypto to find the ones most similar to the chart you are looking at right now. Then it tells you, with real statistics, how those similar patterns played out -- whether prices went up or down, and by how much. CORE FEATURES -- Pattern Matching Engine Deja identifies similar historical chart patterns across NASDAQ, NYSE, and crypto markets. Each match includes a similarity score so you know how closely it resembles the current chart. -- Statistical Predictions For each set of matched patterns, Deja calculates 1-day and 5-day predictions including win rate, maximum gain, maximum loss, IQR range, and median outcomes. No guesswork -- just data. -- Interactive Comparison Charts Overlay the current chart with any historical match to visually compare how patterns align. Switch between line and OHLC views. See exactly where the "similar part" is and what happened after. -- Customizable TP/SL Levels Set your Take Profit and Stop Loss using the metric that fits your trading style -- Max, Min, IQR bounds, or Median values. The chart updates in real time to show your selected levels. -- Live Price Data Real-time price updates via WebSocket with historical data merged seamlessly. Watch the current pattern develop as it happens. -- Multi-Market Coverage Browse and analyze charts from NASDAQ, NYSE, NYSE-ARCA, and major cryptocurrency pairs. HOW TO USE 1. Select a market category and symbol 2. View the live candlestick chart with prediction overlays 3. Scroll down to see the full statistical analysis 4. Explore individual similar chart matches 5. Use the data to inform your trading decisions Deja does not predict the future. It shows you what historically happened when similar patterns appeared. Use this information as one input in your trading analysis. Download Deja and start making data-driven trading decisions.

Screenshots

Trading AI4 screens
Deja3 screens

Verdict

The call

The clearest difference is in-app purchases: Deja at none against Trading AI's 10. Deja also leads on update cadence (every 4 days vs every 9 days) and iOS requirement (15.0 vs 26.0). On price, 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. Trading AI sells 10 in-app purchases, starting at $9.99 per month. Deja asks for nothing beyond the download.

UpkeepUpdate frequency

Trading AI ships an update every 9 days, Deja every 4 days. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

Scorecard3 real differences · 7 level
Trading AI versus Deja: the parameters behind the verdict, then further details
ParameterTrading AIDeja
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 9 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size180 MB73 MB
Age rating17+4+
DeveloperPAUL EDMOND JEAN MERLINJUHWAN LEE

In-app purchases

10 purchases

Trading AI

Subscriptions4
  • Trading AI Pro Monthly$9.991 Month
  • Trading AI Pro+ Monthly$19.991 Month
  • Trading AI Pro Annual$79.991 Year
Show 1 more
  • Trading AI Pro+ Annual$169.991 Year
One-time6
  • 1 Analysis$1.49
  • 5 Analyses$5.99
  • 15 Analyses$14.99
Show 3 more
  • 30 Analyses$26.99
  • 60 Analyses$47.99
  • 100 Analyses$69.99
None

Deja

No in-app purchases

Questions

Is Trading AI free?
Trading AI is free to download, with in-app purchases available.
Is Deja free?
Deja is free to download, with no in-app purchases.
Do Trading AI or Deja have ads?
Neither Trading AI nor Deja shows ads.
Which is updated more often, Trading AI or Deja?
Trading AI ships an update every 9 days, and Deja every 4 days. Most recently, Trading AI was updated on September 23, 2026 and Deja on September 15, 2026.

Other comparisons