FilingWatch vs Ahab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FilingWatch
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FilingWatch helps you stay ahead of the market by delivering real-time alerts whenever companies or insiders file new reports with the SEC. Track the businesses and executives that matter to you, follow curated collections of notable companies and investors, and quickly research historical filings all in one place. With instant notifications and on-device AI summaries that break down complex filings into clear insights, FilingWatch makes it easy to monitor corporate activity and insider transactions as they happen.
Ahab
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Follow the money. Beat the market. Ahab is a real-time whale tracking app for prediction markets like Polymarket and Kalshi. It surfaces large, high-impact trades so you can see exactly where the biggest players are placing their bets. Why Ahab? Markets move on information—but whales move markets. Ahab gives you a front-row seat to the smartest (and biggest) money. Key Features: • Live Whale Feed – Instantly track high-value trades across markets • Stealth Trade Detection – Uncover hidden large positions split across multiple trades • Smart Filtering – Sort by Buy/Sell, source, and more • Watchlist – Save and track specific trades or markets • Signal Insights – Quickly assess trade significance at a glance • Clean, Fast UI – Built for speed and clarity, no noise Who it’s for: • Prediction market traders • News-driven investors • Anyone looking to follow “smart money” Important Disclosures: Ahab is an independent tracking and analytics application and is not affiliated with, endorsed by, or sponsored by Polymarket, Kalshi, or any related entities. Ahab does not place trades, execute transactions, or provide financial, investment, or betting advice. All information is provided for informational and research purposes only. Users are solely responsible for their own decisions and actions. Market data, trade activity, and signals are derived from publicly available sources and may be delayed, incomplete, or subject to change. Accuracy and availability are not guaranteed. Ahab Pro: Ahab Pro offers enhanced access to whale tracking signals, including medium and high-confidence whale activity. Ahab Pro is available for $4.99 per month and automatically renews unless canceled at least 24 hours before the end of the current billing period. Users can manage or cancel their subscription at any time through their Apple ID account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.notion.so/ahabtracker/Ahab-Privacy-Policy-ec1c89f66bfb406e93434be7f92dd16b See what the whales are doing—before the rest of the market catches on.
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Verdict
The clearest difference is iOS requirement: Ahab at 17.0 against FilingWatch's 26.2. On price and in-app purchases 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
Both are free to download. FilingWatch sells 2 in-app purchases, starting at $5.99 per year and Ahab sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | FilingWatch | Ahab |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 3 days |
| Ads | — | No |
| In-app purchases | Yes | Yes |
| Devices | — | iPhone — better |
| Requires iOS | 26.2 | 17.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Randy George Stacel | Ethan Cotler |
In-app purchases
FilingWatch
- FIlingWatch Annual$5.991 Year
- FilingWatch Pro$14.99
Ahab
- Ahab Pro3 Days trial$4.991 Month








