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Browser Extensions · head to head

Fireshot vs JSON Viewer

Fireshot logo

Fireshot

Browser Extensions

Full webpage screenshots

From
Free
Rated
-
Full reviewWebsite
JSON Viewer logo

JSON Viewer

Browser Extensions

View JSON documents in the browser

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Fireshot pro yearly license is capped at 2 devices for personal use; additional devices require a separate license purchase; JSON Viewer the project is MIT licensed open source code hosted on GitHub with no vendor and no paid tier
  • They diverge on capability: Fireshot covers Full page capture, JSON Viewer covers JSON formatting.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Fireshot and JSON Viewer actually diverge.

Attributes where Fireshot and JSON Viewer differ
AttributeFireshotJSON Viewer
Pricing modelfreemiumfree
PlatformsChrome, Firefox, Edge, OperaChrome, Firefox, Edge
Founded20072015

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Browser Extensions).

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 Fireshot

  • Full page capture
  • Multiple formats
  • Annotation
  • Direct upload
  • Opera support

Only in JSON Viewer

  • JSON formatting
  • Syntax highlighting
  • Tree view
  • Search functionality

Both cover

  • Chrome support
  • Firefox support
  • Edge support

What people use each for

The jobs each tool is most often brought in to do.

Fireshot

  • Capturing and annotating full-page screenshots of web pagesnot JSON Viewer

JSON Viewer

No use cases recorded yet. See the JSON Viewer review.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Fireshot

  • Pro yearly license is capped at 2 devices for personal use; additional devices require a separate license purchase

JSON Viewer

  • The project is MIT licensed open source code hosted on GitHub with no vendor and no paid tier

Pricing, plan by plan

Fireshot

Free
  • FreeFree
    • Full page capture
    • PNG/JPEG export
    • Basic annotation

JSON Viewer

Free
  • FreeFree
    • Syntax highlighting
    • Collapsible tree
    • Search

Which should you pick?

Choose Fireshot if

  • You need full page capture.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge, Opera.
  • You also want multiple formats.
Fireshot review

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.
JSON Viewer review

Questions people ask

Is Fireshot or JSON Viewer better?
Neither clearly leads. Fireshot 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, Fireshot or JSON Viewer?
Fireshot starts at Free and JSON Viewer at Free.
Does Fireshot or JSON Viewer run on more platforms?
Fireshot runs on Chrome, Firefox, Edge, Opera. JSON Viewer runs on Chrome, Firefox, Edge.
Can I use Fireshot for free?
Both have a free tier, so you can try either at no cost before committing.
What is Fireshot best used for?
Fireshot is most often used for capturing and annotating full-page screenshots of web pages. Of those, capturing and annotating full-page screenshots of web pages is not what JSON Viewer is typically brought in for.
What can Fireshot do that JSON Viewer cannot?
Fireshot covers Full page capture, Multiple formats, Annotation, Direct upload. JSON Viewer covers JSON formatting, Syntax highlighting, Tree view, Search functionality. Both handle Chrome support, Firefox support, Edge support.
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