| What it does | Free browser-based file converter for images, audio, video, and documents
| RFC-4180 JSON to CSV converter and nested object flattener for browser-native bidirectional data conversion
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| Stage | Not given
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| Pricing model | Freemium
| Free
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| Pricing | Free: 2 files per day, 10 MB per file, watermark on images. Pro Monthly: $9.99/mo, unlimited files, 500 MB per file, no watermarks. Pro Yearly: $49/year (equivalent to $4.08/month), all Pro features billed annually.
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| Key features | - 200+ format pairs supported
- 100% client-side processing, files never leave your device
- Batch conversion
- Up to 500 MB per file on Pro
- No watermarks on Pro and video/audio
- Support for images, video, audio, and documents
- Conversion speeds of 1-3 seconds typical for images
- Works offline after converter engine is cached
- Supports Chrome, Safari, Firefox, and Edge
| - Bidirectional conversion between JSON and CSV formats
- RFC-4180 state-machine escaping for proper comma and quote handling
- Recursive nested object flattening with dot notation
- Recursive key union discovery across entire JSON array
- Multiple delimiter options: comma, tab (TSV), and semicolon
- Local browser-based processing with zero server upload
- Support for multiline and quoted CSV fields
- File upload and text paste input options
- Immediate download of converted files
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| What makes it different | - Truly private: no server upload endpoint exists, files stay in browser memory only
- No signup or account required to use
- Runs real production conversion engines directly in browser with no latency
- Privacy by design, not just policy: server has no upload capability
- 14-day money-back guarantee on Pro with no questions asked
| - 100% lossless bidirectional conversion with full RFC-4180 compliance
- Scans entire JSON array instead of just first object to preserve all fields
- Zero-retention: all processing happens locally in browser memory
- Handles real-world edge cases like commas inside quotes and nested objects
- Interactive workstation interface with step-by-step guidance
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 13 ▼ −1 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 7 | 0 |
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| Citation Flow (Majestic) | 23 | 0 |
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| Referring domains (Majestic) | 29 | 0 |
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FormatDrop
ZeeML JSON to CSV Converter