Biome vs Deepscan: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Biome and Deepscan side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Biome
Fast formatter and linter for JavaScript and TypeScript
Best for you if:
- • You want a fully free tool (Deepscan requires payment)
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
| At a Glance | Deepscan | |
|---|---|---|
Starts at | Free 100% free | Free plan, paid from $9/seat/mo, billed monthly Lite plan |
Category | Developer Tools Testing & QA | Testing & QA Code Review |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Choose Biome or Deepscan?
Choose Biome if
- You want a fully free tool (Deepscan requires payment)
- You want fast linter/formatter
- You want rust-based
- You work in developer tools, not testing & QA
Choose Deepscan if
- You want detects issues beyond standard linting tools
- You want supports modern JavaScript frameworks and TypeScript
- You work in testing & QA, not developer tools
In-Depth Analysis
Biome
Fast formatter and linter for JavaScript and TypeScript
Biome offers a completely free and open-source solution, making it incredibly generous.
Strengths
- Pro: Fast linter/formatter
- Pro: Rust-based
- Pro: Rome successor
- Pro: Single tool
- Pro: Good performance
Weaknesses
- Con: Newer tool
- Con: Ecosystem building
- Con: Plugin system limited
- Con: Migration effort
- Con: Community smaller
Key features
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
- Pro: Detects issues beyond standard linting tools
- Pro: Supports modern JavaScript frameworks and TypeScript
- Pro: Automates code quality checks with GitHub integration
- Pro: Provides clear project quality grades
- Pro: Tracks issues historically, even with code changes
Weaknesses
- Con: Removing seats is not supported for subscription changes
- Con: PayPal is the primary payment method, which might be limiting for some users
Key features
Plans and prices: Biome vs Deepscan
| Tool | Plans and prices | Source |
|---|---|---|
| Biome |
| biomejs.dev read Oct 7, 2026 |
| Deepscan |
| deepscan.io/pricing read Oct 15, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Biome pricing and Deepscan pricing.
Key Takeaways
Biome
- Choose if you want fast formatter and linter for JavaScript and TypeScript
Deepscan
- Choose if you want ensure JavaScript code quality and catch mistakes before committing with advanced static analysis
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Deepscan starts at $9/seat/mo, billed monthly; Biome has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Biome and Deepscan compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Deepscan starts at $9/seat/mo, billed monthly; Biome has no public paid plan price on file. Both have a free plan.
What are Biome and Deepscan used for?
Biome: Fast formatter and linter for JavaScript and TypeScript. Deepscan: Ensure JavaScript code quality and catch mistakes before committing with advanced static analysis.
What does Biome cost vs Deepscan?
Biome is free. Deepscan's cheapest paid plan is Lite at $9/seat/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Oct 15, 2026.
What's the main difference between Biome and Deepscan?
Biome's main strength: fast linter/formatter. Deepscan's main strength: detects issues beyond standard linting tools.