Comparison

PredictAlpha vs WhaleWatch

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

Head to head
About

PredictAlpha

Gain an edge in prediction markets with this app. Analyze market data, track top traders, and receive smart alerts for trading opportunities. Visualize market relationships and manage your portfolio.

Highlights
  • Market discovery with Alpha Score
  • Signal digest for trending markets
  • Top trader leaderboard and profiles
  • Smart alerts for trading opportunities
  • Market constellation visualization
  • Portfolio tracking and PnL analysis
Features
Read full description

PredictMarket Alpha — Prediction Market Intelligence Your edge in prediction markets. Analyze, track, and compete. PredictMarket Alpha is a powerful iOS companion that transforms raw prediction market data into actionable intelligence. Whether you're tracking top traders, modeling market scenarios, or measuring your own forecasting accuracy — PredictMarket Alpha gives you the tools the pros use. --- Key Features Market Discovery & Alpha Scoring Browse thousands of prediction markets sorted by a proprietary Alpha Score that weighs momentum, participation, liquidity, and divergence — surfacing markets where the opportunity is highest. Filter by category (Politics, Sports, Crypto, Culture, Economics, Tech, Finance) and sort by volume, liquidity, or recency. Signal Digest Your daily briefing in one place — trending Polymarket movers, Kalshi election market spreads, and macro headlines pulled live from SEC and Federal Reserve press releases. See what's moving and why before the crowd catches on. Top Trader Leaderboard & Profiles Track the best traders on Polymarket with filterable rankings by time period and category. Tap any trader to see their full profile — current positions (sortable 8 ways), recent trade activity, portfolio value, win rate, and PnL. Follow the smart money. Smart Alerts Four types of real-time intelligence alerts: - Smart Money — Get notified when top-ranked traders open, close, or change positions - Volume Surge — Detect unusual trading activity spikes with severity ratings - Arbitrage — Spot mispriced markets where YES + NO don't add up, or cross-market contradictions with expected profit calculations - Cascade — See correlated market chains and anticipated ripple effects between related markets Market Constellation & Scenario Lab A force-directed graph visualizes relationships between ~40 trending markets — connected by semantic similarity, price correlation, category, and causal links. Select any market, apply a probability shock, and watch the impact ripple through connected markets. Connect your Polymarket wallet to see projected PnL impact on your actual positions. Portfolio Tracking Link your predict market app profile to view your portfolio at a glance — total value, unrealized PnL, open position count, and YES/NO exposure breakdown. Drill into individual positions with entry price, current price, and live profit/loss tracking. Deep Market Detail Tap any market to see full analytics — current probability, 24h/1wk/1mo volume, liquidity, bid-ask spread, top YES and NO holders, recent trades, and orderbook summary. Alpha score breakdowns show exactly what's driving the opportunity. --- PredictMarket Alpha is an independent app and is not affiliated with or endorsed by companies such as Polymarket or Kalshi.

About

WhaleWatch

Read full description

Track massive bets on prediction markets in real time. WhaleWatch alerts you instantly when high-stakes traders place large wagers on Kalshi and Polymarket. See exactly what the biggest bettors — "whales" — are putting their money on, from politics and elections to sports, crypto, economics, and world events. Real-Time Whale Alerts Get instant push notifications when bets over $5,000, $50,000, or $100,000+ hit the prediction markets. Customize your alert thresholds and never miss a major move. Live Prediction Market Feed Follow every large trade as it happens across Kalshi and Polymarket. Filter by bet size, odds, category, and source to see exactly what matters to you. Catalyst Calendar Browse upcoming events driving market activity — elections, Fed rate decisions, geopolitical developments, sports matchups, crypto milestones, and more. See which events are attracting the most whale money. Smart Filtering Filter alerts by category: politics, economy, crypto, sports, tech & AI, geopolitics, climate, entertainment, health, and legal. Set minimum bet sizes, odds ranges, and market closing times to cut through the noise. Watchlist Save your favorite markets and track whale activity on the events you care about most. Categories covered: - Politics & Elections — presidential odds, congressional races, policy predictions - Economy & Finance — Fed interest rates, inflation, GDP, stock market predictions - Crypto & Bitcoin — BTC price predictions, ETH, altcoin markets, DeFi - Sports Betting — NBA, NFL, MLB, NHL, UFC, soccer, tennis, esports - Geopolitics — conflicts, sanctions, diplomacy, international relations - Tech & AI — product launches, IPOs, acquisitions, AI predictions - Climate & Weather — hurricanes, temperature records, natural disasters - Entertainment — Oscars, music charts, streaming, box office predictions Why WhaleWatch? When someone puts $100,000+ on a single prediction, they usually know something. WhaleWatch lets you see these moves the moment they happen, so you can make smarter, more informed decisions. Free 30-day trial. $49.99/month for full access to real-time alerts, push notifications, and all premium features. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://logandilts.github.io/whalewatch-pro/privacy_policy.html

Screenshots

PredictAlpha4 screens
WhaleWatch4 screens

Verdict

The call

The clearest difference is in-app purchases: PredictAlpha at none against WhaleWatch's 1. PredictAlpha also leads on device support. On price, update cadence and iOS requirement 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. WhaleWatch sells 1 in-app purchase, starting at $49.99 per month. PredictAlpha asks for nothing beyond the download.

UpkeepUpdate frequency

PredictAlpha ships an update every 2 months, WhaleWatch monthly. The most recent releases landed on June 28, 2026 and September 19, 2026 respectively.

Scorecard2 real differences · 7 level
PredictAlpha versus WhaleWatch: the parameters behind the verdict, then further details
ParameterPredictAlphaWhaleWatch
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNo—
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad — better—
Requires iOS17.016.0 — better
Further details — not scored
Size15 MB22 MB
Age rating4+4+
DeveloperVia Labs LLCLRD Enterprises LLC

In-app purchases

None

PredictAlpha

No in-app purchases

1 purchases

WhaleWatch

Subscriptions1
  • WhaleWatch Monthly1 Month trial$49.991 Month

Questions

Is PredictAlpha free?
PredictAlpha is free to download, with no in-app purchases.
Is WhaleWatch free?
WhaleWatch is free to download, with in-app purchases available.
Which is updated more often, PredictAlpha or WhaleWatch?
PredictAlpha ships an update every 2 months, and WhaleWatch monthly. Most recently, PredictAlpha was updated on June 28, 2026 and WhaleWatch on September 19, 2026.

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