Ninetailed vs GrowthBook: Which Should You Choose in 2026?
Choosing between Ninetailed and GrowthBook comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 28, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Ninetailed
Flexible personalization for marketers to deliver relevant content experiences without developer reliance.
Best for you if:
- • You need marketing automation features specifically
- • Enables marketers to create and launch personalized content experiences.
- • Offers dynamic audience segmentation and AI-powered A/B testing.
GrowthBook
Open-source feature flags and A/B testing
Best for you if:
- • You want the higher-rated option (8.2/10 vs 0.0/10)
- • You need product analytics features specifically
- • Open-source feature flags
- • Self-host for full control
| At a Glance |  Ninetailed |  GrowthBook |
|---|---|---|
Price | Free + Paid | Free + Paid |
Best For | Marketing Automation | Product Analytics |
Rating | —/100 | 82/100 |
| Feature | Ninetailed | GrowthBook |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Editorial Score | — | 82 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Marketing AutomationA/B Testing | Product AnalyticsA/B Testing |
How Ninetailed and GrowthBook Compare
Ninetailed
Flexible personalization for marketers to deliver relevant content experiences without developer reliance.
Free tier available
GrowthBook
Open-source feature flags and A/B testing
Free tier available · 82/100 score
Ninetailed is a marketing automation tool. GrowthBook is in product analytics.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Ninetailed
Want the highest-rated option?
GrowthBook scores 82/100. Ninetailed is unrated.
Go with: GrowthBook
Value user reviews?
Neither has user reviews yet.
Go with: GrowthBook
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
Ninetailed is a marketing automation tool. GrowthBook is in product analytics. Pick the category that matches your needs.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
GrowthBook
- Higher score: 82/100 vs unrated
- Free tier available
- Our pick for this comparison
Ninetailed
- Better fit for marketing automation
The Bottom Line
GrowthBook (82/100) is our pick.
Frequently Asked Questions
Is Ninetailed or GrowthBook better?
GrowthBook scores 82/100 in our evaluation. Both are freemium.
What are Ninetailed and GrowthBook used for?
Ninetailed: Flexible personalization for marketers to deliver relevant content experiences without developer reliance.. GrowthBook: Open-source feature flags and A/B testing.
What does Ninetailed cost vs GrowthBook?
Ninetailed is freemium (free tier + paid plans). GrowthBook is freemium (free tier + paid plans). Visit their websites for detailed pricing.