Anyone validating whether a topic is rising in search before they invest time or money.
Strengths. Free, real-time, geo-segmented search interest direct from Google — the authoritative baseline for any rising-category claim and the data source most paid tools cite under the hood. Compare up to 5 terms side-by-side over any time window. Realtime Search Trends covers the last 24 hours by country and category, which Trends.co's weekly cadence cannot match for freshness on already-known terms.
Weaknesses. Relative scores, not absolute monthly volume. Requires you to know what to type — cannot surface the next category, only confirm one already in mind. No narrative framing, no curated lists, no content output, no niche scoring. Less useful than Trends.co or Exploding Topics for the discovery half of the job.
Verdict · Pick as the free validation step on top of whichever paid tool you choose, not as a standalone Trends.co replacement.