Is JSON Viewer Pro Safe? — Extension Safety Profile
Quick verdict: JSON Viewer Pro earns a safety grade B, 72.5 out of 100, based on 5 of 5 dimensions.
72.5/100
Grade B · 5 of 5 checks
What we found
Automated safety profile from public signals (the extension's manifest & permissions, store listing, publisher, privacy policy). A full review hasn't been published yet.
What this safety grade means
JSON Viewer Pro earns a safety grade of B (72.5/100), measured across 5 of 5 dimensions. Its strongest area is Community Reputation (93%). The weakest is Maintenance & Ownership (30%) — what holds its grade back the most.
On the public records we can check, JSON Viewer Pro looks broadly trustworthy. 300,000 active users/installs reported on the store. Store rating 4.7/5 from 212 user ratings. Last updated on the store 2025-04-15. This is an automated profile, not a hands-on review — so treat the grade as a starting point: open JSON Viewer Pro's own store listing and privacy policy before installing, and weigh it against the other developer tools extensions we track below.
Safety Signals
Based on 5 of 5 safety dimensions
| Dimension | Score | Bar | Source |
|---|---|---|---|
| Publisher & Identity | 60% · 4.8/8 pts | Automated signals | |
| Permissions & Access | 75% · 18.7/25 pts | Automated signals | |
| Data & Privacy | 83% · 13.2/16 pts | Automated signals | |
| Maintenance & Ownership | 30% · 2.3/7.5 pts | Automated signals | |
| Community Reputation | 93% · 9.3/10 pts | Automated signals |
In-depth safety analysis
JSON Viewer Pro requests the ability to read and modify data on all websites you visit (the *://*/* host permission), along with access to context menus and local storage. For a
AI-assisted analysis of the documented signals above (permissions, store data, privacy practices) — explains what they mean and the risks typical for this category. Not a hands-on test.
What the store listing shows
Who's Behind JSON Viewer Pro?
- Publisher addonise.com
Public records identify the publisher, but no individual founders or a separate registered company are named — which is what holds the Publisher & Identity score back. Less public information about who operates an extension means less you can verify about their long-term accountability.
How it compares
Among the 17 Developer Tools extensions we track, JSON Viewer Pro scores higher on safety than 29% of them.
Computed from our own database of assessed Developer Tools extensions — updated as we track more.
Evidence on File (12)
JSON Viewer Pro FAQ
- Is JSON Viewer Pro safe?
- JSON Viewer Pro earns a safety grade of B (72.5/100) on our evidence-based assessment, based on 5 of 5 safety dimensions we could verify from public records. This is an automated profile built from public records, not a hands-on review.
- Who is behind JSON Viewer Pro?
- JSON Viewer Pro is operated by addonise.com.
Alternatives we track
Browse all browser extensions we've checked → · Best Developer Tools extensions