Free
SparkToro
Audience research showing who follows your accounts
Key Features
Surfaces sources of influence and hashtags.
Useful for channel and PR planning.
Quick competitor audience comparisons
Price: Free tier; paid from ~US$50/mo.
Freemium
AlsoAsked

Visualizes Google “People Also Ask”
Key Features
Visualizes Google “People Also Ask” questions to map search intent.
Builds intent trees from real queries.
Handy for content briefs and FAQ
Price: Free limited use; Paid ~US$12/mo
Paid
SEMrush

All-in-one SEO, PPC, and competitive research suite
Key Features
Keyword, site audit, and back link research.
Market intel and share data.
Agency-grade reporting.
Price: From ~US$129.95/mo
Exploding Topics

Identifies early-rising topics across industries.
Key Features
Flags trends before they peak.
Great for product and editorial planning.
Simple trend charts for decks.
Free browse; Pro from ~US$39/mo
KeywordTool.io

Long-tail keyword discovery tool across major platforms.
Key Features
Expands keyword lists beyond Google Planner.
Multiple platforms in one interface.
Fast export for briefs
.Free basic; Pro plans from ~US$69/mo
Ahrefs

SEO platform with powerful backlink and keyword tools.
Key Features
Extensive link index and Site Explorer.
Content gap and keyword insights.
Rank tracking and alerts.
Price From ~US$99/month
Chatgpt

ChatGPT helps you get answers, be more productive
Key Features
Multimodal communication (typing, voice, image analysis), file upload and analysis, data analysis, web browsing,
Pricing Free
Brandwatch
Enterprise social listening and consumer insight platform.
Key Features
Real-time sentiment and topic analysis.
Trend dashboards and audience data.
Collaboration workflows.
Paid / Subscription
Similarweb

Market and traffic intelligence platform
online.
Key Features
Traffic sources and engagement metrics.
Category benchmarks and share trends.
Useful for strategic planning.
From ~US$199/mo