What's Trending vs 
TrendRadar
What's Trending vs TrendRadar compared for 2026 — features, license, ease of use, performance and which one to choose. Watch public conversations, keep the source link vs Watch what is trending across platforms, on your own server.
Updated regularly · curated by olud.ai
What's Trending vs TrendRadar at a glance
| Spec | What's Trending | TrendRadar |
|---|---|---|
| Category | AI search engines | AI search engines |
| Type | Content monitoring (SaaS) | Trend monitor (self-hosted) |
| License | Proprietary | GPL-3.0 |
| Runs locally | No | Yes |
| Primary language | — | Python |
| Ease of use | Beginner | Intermediate |
| Best for | small marketing teams tracking a niche without a full listening suite | teams wanting media monitoring without handing their watchlist to a SaaS |
| GitHub stars | — | 62k |
How What's Trending and TrendRadar score
| Criterion | What's Trending | TrendRadar |
|---|---|---|
| Popularity | n/a | 4.5 |
| Maintenance | n/a | 4.5 |
| Ease of use | 5.0 | 3.5 |
| Privacy | 3.5 | 5.0 |
| License freedom | 1.5 | 3.5 |
Scores are computed automatically from public signals — GitHub stars (popularity), recent commit activity (maintenance), license type (freedom), local-first design (privacy) and onboarding complexity (ease of use). Indicative, not a verdict.
What each one is
What's Trending
What's Trending monitors public conversations and competitor content for small marketing teams, keeps a link back to each original source, and turns those signals into content decisions. It is hosted only, with one free preview scan and paid plans from USD 20 per month.
- Keeps the link to the original source on every signal
- One free preview scan before paying
- Aimed at small teams rather than enterprise listening budgets
TrendRadar
TrendRadar aggregates trending topics across many platforms, adds RSS subscriptions and keyword filtering, and sends alerts when something you care about moves. It is self-hosted, with a Docker image, so the watchlist and the results stay on your infrastructure.
- Aggregates many platforms plus your own RSS feeds
- Self-hosted with Docker: the watchlist never leaves your server
- Keyword filtering and alerting built in
Key differences
What's Trending is content monitoring (SaaS), while TrendRadar is trend monitor (self-hosted). Their licenses differ (Proprietary vs GPL-3.0), which matters if you ship a commercial product. What's Trending leans more beginner-friendly, whereas TrendRadar is more suited to intermediate users. They also differ in how they run (No vs Yes). In short, What's Trending fits small marketing teams tracking a niche without a full listening suite, and TrendRadar fits teams wanting media monitoring without handing their watchlist to a SaaS.
Which should you choose?
Choose What's Trending for small marketing teams tracking a niche without a full listening suite. Choose TrendRadar for teams wanting media monitoring without handing their watchlist to a SaaS.
There is rarely one winner — many setups use both. The right pick depends on your hardware, your team's skills, and whether you value simplicity or control.
Frequently asked questions
Is What's Trending or TrendRadar easier to use?
What's Trending is generally the easier of the two to get started with, while TrendRadar rewards more setup with more control.
Are What's Trending and TrendRadar free?
What's Trending is free to use but closed source, and TrendRadar is free and open source (GPL-3.0). Neither charges for the core software.
Can I run What's Trending and TrendRadar locally?
What's Trending: no · TrendRadar: yes. Both can be used without sending your data to a third-party cloud where their setup allows.
What's Trending vs TrendRadar — which should I pick in 2026?
Choose What's Trending for small marketing teams tracking a niche without a full listening suite. Choose TrendRadar for teams wanting media monitoring without handing their watchlist to a SaaS.
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