Deepscan vs Semgrep: Which is Better in 2026?
Choosing between Deepscan and Semgrep 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: Semgrep wins this matchup. Our overall Testing & QA pick is Testing Library. Our free Testing & QA pick is Testing Library. Pick Deepscan if you need a free tier to start with.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Deepscan
Ensure JavaScript code quality and catch mistakes before committing with advanced static analysis.
Best for you if:
- • You want detects issues beyond standard linting tools
- • You want supports modern JavaScript frameworks and TypeScript
Semgrep
Static analysis for finding bugs
Best for you if:
- • You want code analysis tool
- • You want good pattern matching
| At a Glance | Deepscan | Semgrep |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | Developer Tools | Developer Tools |
Rating | - | 4.6/5 |
Free plan | Yes | Yes |
Choose Deepscan or Semgrep?
Choose Deepscan if
Ensure JavaScript code quality and catch mistakes before committing with advanced static analysis.
- You want detects issues beyond standard linting tools
- You want supports modern JavaScript frameworks and TypeScript
Choose Semgrep if
Static analysis for finding bugs
- You want code analysis tool
- You want good pattern matching
| Feature | Deepscan | Semgrep |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| User Rating | No ratings yet | ★4.6/5 56 reviews |
| Categories | Developer ToolsCode Review | Developer ToolsSecurity |
In-Depth Analysis
Deepscan
Ensure JavaScript code quality and catch mistakes before committing with advanced static analysis.
Deepscan's pricing is fair, offering a generous Free tier for public projects and individual developers.
Strengths
- +Detects issues beyond standard linting tools
- +Supports modern JavaScript frameworks and TypeScript
- +Automates code quality checks with GitHub integration
- +Provides clear project quality grades
- +Tracks issues historically, even with code changes
Weaknesses
- -Removing seats is not supported for subscription changes
- -PayPal is the primary payment method, which might be limiting for some users
Key features
Semgrep
Static analysis for finding bugs
Semgrep offers a genuinely useful free tier (10 contributors, 50 repos) that covers most small teams.
Watch out
Modules are priced separately ($30 each for SAST and SCA, $15 for Secrets)
Strengths
- +Code analysis tool
- +Good pattern matching
- +Multi-language
- +Active development
- +Good for security
Weaknesses
- -Learning curve
- -Enterprise features paid
- -False positives
- -Configuration needed
- -Resource usage
Key features
Pricing: Deepscan vs Semgrep
| Plan | Deepscan | Semgrep |
|---|---|---|
| Tier 1 | $0 Free | Free Community |
| Tier 2 | $9 per seat / month Lite | $40 Teams |
| Tier 3 | $19 per seat / month Starter | Enterprise |
| Tier 4 | Contact us Enterprise | N/A |
Pricing verified from each vendor's public pricing page. Compare in detail on Deepscan pricing and Semgrep pricing.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Deepscan
Want the highest-rated option?
Semgrep is rated 4.6/5. Deepscan has no ratings yet.
Go with: Semgrep
Value user reviews?
Deepscan: no ratings yet. Semgrep: 56 reviews (4.6/5).
Go with: Semgrep
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?
Both are developer tools tools. Compare their specific features to decide.
How important are ratings?
Semgrep is rated 4.6/5; Deepscan has no ratings yet.
Key Takeaways
Semgrep
- Free tier available
- Our pick for this comparison
Deepscan
- Choose if you want ensure JavaScript code quality and catch mistakes before committing with advanced static analysis
The Bottom Line
Semgrep wins this matchup. Our overall Testing & QA pick is Testing Library. Our free Testing & QA pick is Testing Library.
Frequently Asked Questions
Is Deepscan or Semgrep better?
Semgrep is rated in our evaluation. Both are freemium.
What are Deepscan and Semgrep used for?
Deepscan: Ensure JavaScript code quality and catch mistakes before committing with advanced static analysis.. Semgrep: Static analysis for finding bugs.
What does Deepscan cost vs Semgrep?
Deepscan is freemium (free tier + paid plans). Semgrep is freemium (free tier + paid plans). Visit their websites for detailed pricing.