Singer vs Apache NiFi: Which Should You Choose in 2026?
Choosing between Singer and Apache NiFi 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:
Singer
Open-source data integration framework
Best for you if:
- • You need api tools features specifically
- • Singer is an open-source standard for writing data integration scripts
- • It provides taps and targets for moving data between systems
Apache NiFi
Automate data flow between systems with visual interface
Best for you if:
- • You need diagramming features specifically
- • Apache NiFi is a data integration platform for automating data flows between systems
- • It provides a visual interface for designing data pipelines with 300+ built-in processors
| At a Glance |  Singer |  Apache NiFi |
|---|---|---|
Price | Free | Free |
Best For | API Tools | Diagramming |
Rating | 80/100 | 80/100 |
| Feature | Singer | Apache NiFi |
|---|---|---|
| Pricing Model | Free | Free |
| Editorial Score | 80 | 80 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | API ToolsETL & Data Pipelines | DiagrammingAPI Tools |
How Singer and Apache NiFi Compare
Singer
Open-source data integration framework
Free · 80/100 score
Apache NiFi
Automate data flow between systems with visual interface
Free · 80/100 score
Singer is a api tools tool. Apache NiFi is in diagramming.
Who Should Use What?
On a budget?
Both are free. Compare plans on their websites.
Go with: Singer
Want the highest-rated option?
Singer: 80/100. Apache NiFi: 80/100.
Go with: Singer
Value user reviews?
Neither has user reviews yet.
Go with: Singer
3 Questions to Help You Decide
What's your budget?
Both are free. Pricing won't help you decide here.
What's your use case?
Singer is a api tools tool. Apache NiFi is in diagramming. Pick the category that matches your needs.
How important are ratings?
Both score 80/100.
Key Takeaways
Singer
- Completely free
- Our pick for this comparison
Apache NiFi
- Better fit for diagramming
The Bottom Line
Singer (80/100) is our pick.
Frequently Asked Questions
Is Singer or Apache NiFi better?
Singer scores 80/100 in our evaluation. Both are free.
What are Singer and Apache NiFi used for?
Singer: Open-source data integration framework. Apache NiFi: Automate data flow between systems with visual interface.
What does Singer cost vs Apache NiFi?
Singer is completely free. Apache NiFi is completely free. Visit their websites for detailed pricing.