A hashtag generator suggests relevant hashtags for your social media posts based on your topic, niche, or keywords. The right hashtags dramatically increase reach — Instagram posts with optimal hashtags get 12.6% more engagement than those without (Sprout Social, 2025).
Generate Hashtags for Any Niche
Enter keywords and get categorized hashtag suggestions — big, medium, and niche.
How Many Hashtags to Use Per Platform
| Platform | Max Allowed | Optimal | Where to Place |
|---|---|---|---|
| Instagram Feed | 30 | 3-5 (2026 recommendation) | Caption or first comment |
| Instagram Reels | 30 | 3-5 | Caption |
| Instagram Stories | 10 | 3-5 | Sticker or text |
| Twitter/X | No hard limit | 1-2 | Within tweet text |
| No hard limit | 3-5 | End of post | |
| TikTok | No hard limit | 3-5 | Caption |
| YouTube | 500 char description limit | 5-8 | Description |
| 20 | 2-5 | Pin description |
Instagram's algorithm now penalizes posts with 20-30 irrelevant hashtags. The shift to 3-5 highly relevant hashtags is confirmed by Adam Mosseri (Instagram head). Quality over quantity — each hashtag should precisely match your content.
The 3-Tier Hashtag Strategy
Mix hashtag sizes for maximum reach:
| Tier | Post Volume | Competition | Purpose | Example |
|---|---|---|---|---|
| Big (20%) | 1M+ posts | Very high | Discovery by new audiences | #travel, #food, #fitness |
| Medium (60%) | 100K-1M | Medium | Best chance of ranking | #indiatravelblog, #delhifood |
| Small/Niche (20%) | <100K | Low | Dominate the hashtag | #keralabackpackers, #mumbaistreetfood |
Medium hashtags are your sweet spot — enough volume for discovery but not so much that your post disappears in seconds.
Fill 60% of your hashtag slots with medium-tier, niche-specific hashtags. These give the best ROI — your post can rank in "Top Posts" for days, driving sustained reach.
How to Research Hashtags
- Instagram search — Type a keyword and see related hashtags with post counts
- Competitor analysis — Check what hashtags successful accounts in your niche use
- ToolsArena generator — Enter keywords to get categorized hashtag suggestions
- Related hashtags — Instagram shows "Related" hashtags when you follow one
- Avoid banned hashtags — Some innocent-looking hashtags are shadowbanned by Instagram
Banned Hashtag Warning
Instagram silently bans hashtags associated with spam, NSFW content, or policy violations. Using them can reduce your entire post's reach. Common examples: #beautyblogger, #adulting, #master — always check before using a hashtag you haven't researched.
Common Hashtag Mistakes to Avoid
- Using the same hashtags every post — Instagram flags this as spam-like behavior. Rotate your hashtag sets.
- Irrelevant hashtags — Using #love on a tech post does not help. Algorithm penalizes mismatched content.
- Only big hashtags — Your post drowns in seconds among millions. Include niche tags.
- Hashtags in Stories that cover content — Make hashtags small or use the hashtag sticker.
- Too many on Twitter — More than 2 hashtags on Twitter reduces engagement by 17% (Buddy Media research).
- Not tracking performance — Use Instagram Insights to see which hashtags drive impressions. Double down on winners.
How to Use the Tool (Step by Step)
- 1
Open the Generator
Navigate to Hashtag Generator on ToolsArena.
- 2
Enter Your Topic
Type keywords describing your post (e.g., "Delhi street food blog").
- 3
Review Suggestions
See categorized hashtags — big, medium, niche — with post volume estimates.
- 4
Copy Hashtags
Select your mix of 3-5 hashtags and copy to clipboard.
Frequently Asked Questions
How many hashtags should I use on Instagram in 2026?+−
3-5 highly relevant hashtags. Instagram head Adam Mosseri confirmed that fewer, more relevant hashtags outperform 20-30 generic ones. The algorithm now rewards relevance over quantity.
Do hashtags still work on Instagram?+−
Yes, but strategy has shifted. Hashtags now function more as categorization signals for the algorithm rather than discovery feeds. Use them to tell Instagram what your content is about, not to fish for random eyeballs.
What are banned hashtags?+−
Hashtags that Instagram has restricted due to spam, NSFW content, or community guideline violations. Posts using banned hashtags get reduced reach (shadowban). Even innocent-looking tags can be banned — always research before using.
Should I put hashtags in caption or first comment?+−
Both work equally for reach (Instagram confirmed). Caption keeps it clean if you use 3-5. First comment hides longer hashtag lists. Most creators now prefer caption with 3-5 relevant tags.
How many hashtags on Twitter?+−
1-2 maximum. Research shows engagement drops 17% with more than 2 hashtags on Twitter. Twitter hashtags should be conversation-joining (#IPL2026) or branded (#YourBrand), not discovery tools like Instagram.
Is this tool free?+−
Yes. Generate unlimited hashtag sets in your browser. No signup needed.
Generate Hashtags for Any Niche
Enter keywords and get categorized hashtag suggestions — big, medium, and niche.
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