Using the right hashtags can dramatically increase the reach and visibility of your social media posts. AI hashtag generation tools analyze your content and suggest the most relevant, trending hashtags instantly — saving you hours of manual research.
Below are the best AI tools for hashtag generation, selected for accuracy, platform compatibility and ease of use.
Disclosure: Some links on this page may be affiliate links.
1. Flick – Best Overall
Best for: Anyone who wants AI powered hashtag research specifically built for Instagram and social media growth.
Why this tool is good:
- Purpose built hashtag research and generation for Instagram and TikTok
- AI analyzes your content and suggests a mix of trending and niche hashtags
- Performance analytics show which hashtags are actually driving reach
Visit Flick
2. Predis.ai – Best for Hashtags with Content Together
Best for: Anyone who wants hashtags generated alongside captions and visuals in one step.
Why this tool is good:
- Generates hashtags, captions and graphics together in one workflow
- Supports Instagram, Facebook, LinkedIn and TikTok
- Free plan available with good monthly usage limits
Visit Predis.ai
3. Buffer – Best Free Option
Best for: Anyone who wants free AI hashtag suggestions built directly into their social media scheduling workflow.
Why this tool is good:
- Free hashtag generator built inside Buffer’s social media tools
- Categorizes hashtags into top, average and niche for smarter selection
- Integrates seamlessly with Buffer’s scheduling and publishing tools
Visit Buffer
4. Hootsuite – Best for Hashtag Analytics
Best for: Anyone who wants hashtag suggestions combined with performance tracking and scheduling in one place.
Why this tool is good:
- AI suggests hashtags based on content and audience behavior
- Built in analytics track hashtag performance across platforms
- Manages hashtag strategy alongside full social media scheduling
Visit Hootsuite
5. Inflact – Best Free Alternative
Best for: Anyone who wants completely free hashtag generation with image based search and niche hashtag discovery.
Why this tool is good:
- Completely free with no sign up required for basic use
- Upload an image or paste a URL to get relevant hashtag suggestions
- Analyzes hashtags by frequency — top, average and niche — for smarter selection
Visit Inflact