Bundlephobia vs unpkg: 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 Bundlephobia and unpkg 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:
Bundlephobia
Analyze the size and performance cost of npm dependencies for your JavaScript bundle.
Best for you if:
- • You want helps reduce bundle size and improve load times
unpkg
Instant CDN access to any npm package
Best for you if:
- • You want fast CDN for npm packages
| At a Glance | Bundlephobia | unpkg |
|---|---|---|
Starts at | Free 100% free | Free 100% free |
Category | Developer Tools Testing & QA | CDN Developer Tools |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Watch out for | No overage fees or seat minimums. | n/a |
Choose Bundlephobia or unpkg?
Choose Bundlephobia if
- You want helps reduce bundle size and improve load times
- You want easy to use interface for quick analysis
- You work in developer tools, not CDN
Choose unpkg if
- You want fast CDN for npm packages
- You want no configuration required
- You work in CDN, not developer tools
In-Depth Analysis
Bundlephobia
Analyze the size and performance cost of npm dependencies for your JavaScript bundle.
Bundlephobia offers a completely free service, which is incredibly generous given its utility for JavaScript developers.
Watch out
No overage fees or seat minimums.
Strengths
- Pro: Helps reduce bundle size and improve load times
- Pro: Easy to use interface for quick analysis
- Pro: Supports both individual package and project-level analysis
- Pro: Free to use
Weaknesses
- Con: Limited to npm packages
- Con: Does not analyze custom code or local dependencies
Key features
unpkg
Instant CDN access to any npm package
Unpkg's pricing is exceptionally generous, as it offers a fully functional CDN for npm packages completely free of charge.
Strengths
- Pro: Fast CDN for npm packages
- Pro: No configuration required
- Pro: Browse package files easily
- Pro: Automatic latest version
- Pro: Free to use
Weaknesses
- Con: Not recommended for production
- Con: No SLA guarantees
- Con: Dependency on service availability
- Con: Version pinning important
- Con: Security considerations for CDN use
Key features
Plans and prices: Bundlephobia vs unpkg
| Tool | Plans and prices | Source |
|---|---|---|
| Bundlephobia |
| bundlephobia.com read Sep 29, 2026 |
| unpkg |
| unpkg.com read Sep 29, 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 Bundlephobia pricing and unpkg pricing.
Key Takeaways
Bundlephobia
- Choose if you want analyze the size and performance cost of npm dependencies for your JavaScript bundle
unpkg
- Choose if you want instant CDN access to any npm package
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.
- 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 Bundlephobia and unpkg 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. Both have a free plan.
What are Bundlephobia and unpkg used for?
Bundlephobia: Analyze the size and performance cost of npm dependencies for your JavaScript bundle. unpkg: Instant CDN access to any npm package.
What does Bundlephobia cost vs unpkg?
Bundlephobia is free. unpkg is free. Prices read on the vendors' pricing pages, latest check Sep 29, 2026.
What's the main difference between Bundlephobia and unpkg?
Bundlephobia's main strength: helps reduce bundle size and improve load times. unpkg's main strength: fast CDN for npm packages.