Activeloop vs Milvus: Which is Better in 2026?
Choosing between Activeloop and Milvus 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.
Bottom line: Milvus is our overall pick for vector databases workflows. Pick Activeloop if you need data & databases.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Activeloop
A database for AI that enables multimodal search and analysis of unstructured data.
Best for you if:
- • You need data & databases features specifically
- • Manages and queries unstructured multimodal data for AI applications.
- • Accelerates data preparation and improves retrieval accuracy for RAG.
Milvus
Open-source vector database for AI
Best for you if:
- • You need something completely free
- • You need vector databases features specifically
- • Milvus is an open-source vector database for AI similarity search
- • It handles billion-scale vector search for recommendation and AI applications
| At a Glance |  Activeloop |  Milvus |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | Data & Databases | Vector Databases |
Rating | - | 4.7/5 |
Choose Activeloop or Milvus?
Choose Activeloop if
A database for AI that enables multimodal search and analysis of unstructured data.
- Significantly improves knowledge retrieval accuracy for RAG applications.
- Reduces data preparation times by up to 50%.
- Enables unified search and analysis across diverse unstructured data types.
- Your work is data & databases-shaped, not vector databases-shaped
Choose Milvus if
Open-source vector database for AI
- High performance
- Scalable
- Open source
- You want a fully free tool (Activeloop requires payment)
- Your work is vector databases-shaped, not data & databases-shaped
| Feature | Activeloop | Milvus |
|---|---|---|
| Pricing Model | Freemium | Free |
| User Rating | No ratings yet | ★4.7/5 11 reviews |
| Categories | Data & DatabasesAI Research | Vector DatabasesData & Databases |
In-Depth Analysis
Activeloop
A database for AI that enables multimodal search and analysis of unstructured data.
Strengths
- +Significantly improves knowledge retrieval accuracy for RAG applications.
- +Reduces data preparation times by up to 50%.
- +Enables unified search and analysis across diverse unstructured data types.
- +Simplifies data management with automatic indexing and version control.
- +Optimized for machine learning workflows, streaming data directly to models.
Weaknesses
- -Requires integration into existing ML pipelines.
- -Specific performance gains may vary based on data complexity and use case.
Key features
Milvus
Open-source vector database for AI
Strengths
- +High performance
- +Scalable
- +Open source
- +Good for large scale
- +Active development
Weaknesses
- -Complex operations
- -Heavy resource usage
- -Learning curve
- -Kubernetes recommended
- -Documentation dense
Key features
Pricing: Activeloop vs Milvus
| Plan | Activeloop | Milvus |
|---|---|---|
| Tier 1 | $0 per month - per seat Free | Free Open Source |
| Tier 2 | $40 per month - per seat Pro | Free Zilliz Cloud Free |
| Tier 3 | Custom Enterprise | Pay-as-you-go Zilliz Serverless |
| Tier 4 | N/A | $99 Zilliz Dedicated |
Pricing verified from each vendor's public pricing page. Compare in detail on Activeloop pricing and Milvus pricing.
Who Should Use What?
On a budget?
Milvus is free. Activeloop is freemium.
Go with: Milvus
Want the highest-rated option?
Milvus is rated 4.7/5. Activeloop has no ratings yet.
Go with: Milvus
Value user reviews?
Activeloop: no ratings yet. Milvus: 11 reviews (4.7/5).
Go with: Milvus
3 Questions to Help You Decide
What's your budget?
Activeloop is freemium. Milvus is free. Go with Milvus if free matters most.
What's your use case?
Activeloop is a data & databases tool. Milvus is in vector databases. Pick the category that matches your needs.
How important are ratings?
Milvus is rated 4.7/5; Activeloop has no ratings yet.
Key Takeaways
Milvus
- Completely free
- Our pick for this comparison
Activeloop
- Better fit for data & databases
The Bottom Line
Milvus is our pick.
Frequently Asked Questions
Is Activeloop or Milvus better?
Milvus is rated in our evaluation. Activeloop is freemium and Milvus is free.
What are Activeloop and Milvus used for?
Activeloop: A database for AI that enables multimodal search and analysis of unstructured data.. Milvus: Open-source vector database for AI.
What does Activeloop cost vs Milvus?
Activeloop is freemium (free tier + paid plans). Milvus is completely free. Visit their websites for detailed pricing.