F5Bot monitors Reddit, Hacker News, and Lobsters for specified keywords and sends alerts within minutes when matches are found. It's a free service that notifies users via email whenever their keywords are mentioned on these platforms.

F5Bot provides basic keyword matching across three popular online communities but lacks intent scoring and sentiment analysis. While the platform excels at identifying raw keyword mentions, it generates significant noise by sending every single mention regardless of context. Users commonly report receiving hundreds of notifications with many false positives due to lack of relevance scoring. Modern alternatives address F5Bot's limitations by using AI to flag posts where someone is actively looking to buy, try, or switch tools, eliminating the need for multiple F5Bot accounts and manual filtering.
Free keyword monitoring and alerts for Reddit, Hacker News, and Lobsters
Starting Price
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