| What it does | Privacy-first JSON workspace for viewing, formatting, validating, and querying API data
| Free web tools for SEO, code and everyday tasks
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| Stage | Startup
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| Founded | 2025
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| Based in | Not given
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| Pricing model | Freemium
| Free
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| Pricing | Free: $0 forever with JSON viewer, formatter, validator, tree, graph, node, table, JSONPath, JQ, diff, schema tools, 5 MB uploads, 20 AI actions per month, and 5 encrypted snapshots with 10 minute expiry. Monthly: $3 per month with 50 MB uploads, unlimited snapshot links up to 2 hours expiry, unlimi
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| Key features | - Real-time JSON validator
- JQ and JSONPath query support
- JSON diff and comparison
- AI JSON fixer for malformed data
- Performance Mode for files up to 50 MB
- Nine UI languages including English, Chinese, Japanese, Korean, Portuguese, Spanish, French, German, and Russian
- Webhook Tester with request capture and response mocking
| - On-Page SEO Checker to audit page titles, meta tags, headings, images, links, canonical and structured data
- Website Speed Test with Google PageSpeed Insights and Core Web Vitals
- Image Compressor to shrink JPG, PNG and WebP images in bulk and resize
- JSON Beautifier to format, validate and minify JSON
- Broken Link Checker to find broken links, dead images and redirects
- DNS Lookup to fetch domain DNS records
- Website SEO Audit to crawl up to 100 pages and find missing titles and duplicate descriptions
- Password Generator to create strong random passwords
- QR Code Generator to turn links into scannable QR codes
- PDF tools including merge, split, compress, rotate, sign and watermark
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| What makes it different | - Privacy-first design with all core tools running client-side in your browser
- Unified workspace replacing multiple single-purpose tools for JSON work and API debugging
- No data selling with optional encryption for cloud features
- Affordable Pro plan at $3/month or $27/year with unlimited AI and larger uploads
| - 348 free tools with no sign-up required
- Most tools run in your browser so files stay on your device
- No accounts, no trials, no restrictions on tool usage
- Tools have no daily limits and light rate limits keep service fast
- Plain explanations for every result, not just numbers
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ▲ +1 (up) since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 2 | 2 |
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| Citation Flow (Majestic) | 21 | 19 |
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| Referring domains (Majestic) | 34 | 10 |
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