Software · head to head
SimilarWeb vs JSON Viewer
The short version
- Each has a real cost: SimilarWeb browser extension data accuracy is lower than full platform; JSON Viewer the project is MIT licensed open source code hosted on GitHub with no vendor and no paid tier
- They diverge on capability: SimilarWeb covers Traffic analytics, JSON Viewer covers JSON formatting.
Where they differ
Only the attributes on which SimilarWeb and JSON Viewer actually diverge.
| Attribute | SimilarWeb | JSON Viewer |
|---|---|---|
| Pricing model | freemium | free |
| Platforms | Web, Browser Extension | Chrome, Firefox, Edge |
| Founded | 2007 | 2015 |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in SimilarWeb
- Traffic analytics
- Audience insights
- Competitor research
- Industry analysis
Only in JSON Viewer
- JSON formatting
- Syntax highlighting
- Tree view
- Search functionality
Both cover
- Chrome support
- Firefox support
- Edge support
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
SimilarWeb
- Browser extension data accuracy is lower than full platform
- Full platform pricing is not transparent and requires quote-based inquiry
JSON Viewer
- The project is MIT licensed open source code hosted on GitHub with no vendor and no paid tier
Pricing, plan by plan
SimilarWeb
Free- FreeFree
- Traffic overview
- Engagement metrics
- Similar sites
JSON Viewer
Free- FreeFree
- Syntax highlighting
- Collapsible tree
- Search
Which should you pick?
Choose SimilarWeb if
- You need traffic analytics.
- You want to start without paying.
- You work on Web, Browser Extension.
- You also want audience insights.
Choose JSON Viewer if
- You need json formatting.
- You want to start without paying.
- You work on Chrome, Firefox, Edge.
- You also want syntax highlighting.
Questions people ask
- Is SimilarWeb or JSON Viewer better?
- Neither clearly leads. SimilarWeb starts at Free and JSON Viewer at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, SimilarWeb or JSON Viewer?
- SimilarWeb starts at Free and JSON Viewer at Free.
- Does SimilarWeb or JSON Viewer run on more platforms?
- SimilarWeb runs on Web, Browser Extension. JSON Viewer runs on Chrome, Firefox, Edge.
- Can I use SimilarWeb for free?
- Both have a free tier, so you can try either at no cost before committing.
- What can SimilarWeb do that JSON Viewer cannot?
- SimilarWeb covers Traffic analytics, Audience insights, Competitor research, Industry analysis. JSON Viewer covers JSON formatting, Syntax highlighting, Tree view, Search functionality. Both handle Chrome support, Firefox support, Edge support.
Answered from the vendors’ own pages
SimilarWeb: Is the SimilarWeb browser extension free?
Yes. The SimilarWeb browser extension is completely free to install and use with no paid tiers and no credit card required.
SourceSimilarWeb: How many websites does SimilarWeb cover?
SimilarWeb provides access to intelligence from 1B+ websites and 8M apps, tracks 5B search terms and 250M display ads across 190 countries and 210 industries.
SourceSimilarWeb: How accurate is SimilarWeb extension data?
Browser extension data accuracy is lower than the full platform, but it is adequate for ballpark figures of traffic estimates.
Source