JSON Viewer

Spec sheet

Purpose

JSON Viewer is a native Mac app for visualizing, validating, and formatting JSON datasets.Read 4 Oct 2026 · jsonviewer.app

Privacy

The maker says the app has no tracking or data mining.Read 4 Oct 2026 · jsonviewer.app

Support

The site provides a support and feedback contact link.Read 4 Oct 2026 · jsonviewer.app

Appearance

The app supports dark mode and follows the system appearance.Read 4 Oct 2026 · jsonviewer.app

Current requirement

Version 2.0.0 requires macOS 26 or later.Read 4 Oct 2026 · jsonviewer.app

Download size

The download is less than 5 MB.Read 4 Oct 2026 · jsonviewer.app

Formatting

The app can prettify or minify JSON in one click.Read 4 Oct 2026 · jsonviewer.app

Maker location

The site says the app was made in Montreal.Read 4 Oct 2026 · jsonviewer.app

Navigation

Users can expand and collapse nodes to navigate large datasets.Read 4 Oct 2026 · jsonviewer.app

Offline use

The app works offline and processes everything on the Mac.Read 4 Oct 2026 · jsonviewer.app

Older macOS support

The maker offers version 1.2.2 for macOS 10.14 or later.Read 4 Oct 2026 · jsonviewer.app

Syntax highlighting

It uses syntax highlighting to make JSON easier to read.Read 4 Oct 2026 · jsonviewer.app

Technology

The native Mac UI is built with Swift and Cocoa.Read 4 Oct 2026 · jsonviewer.app

Validation

The app highlights invalid JSON syntax automatically.Read 4 Oct 2026 · jsonviewer.app

Plans and prices

Every JSON Viewer plan and price →

Where Specifiction places it

• JSON Tools#24 of 297.2