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JSON Formatter Pro icon

JSON Formatter Pro

Auto-format and validate JSON & API responses instantly. Syntax highlighting, tree view, dark mode. Data never leaves your browser.

Users2KCurrent public install base
Rating4.8Store average score
Reviews28Public review volume
Manifest versionV3Extension platform version
7-day growth-2KNet users gained this week
7-day growth rate-50%Relative weekly velocity
Preview mode

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7-day previewPayment cluesRelated extensions
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Preview

JSON Formatter Pro Media preview

1 assets
Trend

7-day user preview

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User Growth Over Time

1.8K2.4K3K3.6K4.2K2026年7月15日2026年7月19日2026年7月21日Latest: 2K
Rating trend

7-day rating trend preview

Preview mode shows collected rating snapshots from the latest 7-day window.

7-day rating change

Start
4.79
Latest
4.79
7-day rating change
0.00
4.694.744.794.844.892026年7月15日2026年7月19日2026年7月21日Latest: 4.79
2026年7月15日2026年7月21日
Growth overview

Daily, weekly, and monthly growth

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1-day growthNo data
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7-day growthDeclining
-2K-50%
30-day growthNo data
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Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version1.0.4
ManifestV3
Size738KiB
Languages54Deutsch / English / English (Australia) +51
Published
Store updated
Last crawled
DeutschEnglishEnglish (Australia)English (United Kingdom)English (United States)FilipinoIndonesiaKiswahiliMelayuNederlandsTiếng ViệtTürkçe
Overview

Product summary

Review the store description, core capabilities, and common use cases.

JSON Formatter Pro - JSON Viewer, Beautifier, Validator, Tree View & Editor. The most powerful JSON tool for Chrome.

Stop pasting sensitive API responses into online JSON formatters. JSON Formatter Pro runs 100% locally - your data never leaves your browser. No servers, no tracking, no risk.

KEY FEATURES

Format & Beautify - Transform minified JSON into clean, indented, syntax-highlighted code. Customizable 2/4/8 space indent.

Validate & Debug - Pinpoint JSON syntax errors with exact line numbers. Catch missing brackets, trailing commas instantly.

Tree View Explorer - Navigate deeply nested JSON with collapsible, interactive tree. Expand/collapse nodes visually.

Reviews

Recent review snapshot

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Store average score4.8Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average4.8Average computed only from synced review bodies
Reviews with text27Synced review bodies
Total ratings / reviews28Chrome Web Store public rating/review count

Store average score: 4.8. Synced review text can be locked or unavailable even when the store shows a public score.

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