FlowViz vs Shadow Snap
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
FlowViz compared with Shadow Snap
| Detail | 
FlowViz | 
Shadow Snap |
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| What it does | Free live Mermaid diagram editor with no signup required
| Free cinematic subtitle image maker
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Live preview as you type
- 21 diagram types including flowcharts, sequence, class, state, ER, Gantt, git graph, mindmap and timeline
- Two-way editing for flowcharts
- SVG and PNG export
- Share diagrams as URLs with embedded diagram content
- Built-in template picker and cheatsheet
- No account or signup required
- Works entirely in browser with local storage
- Open Mermaid Live Editor links
- Mermaid v11 syntax support
| - Keep the first frame intact and stitch the following subtitle slices automatically
- Process and export images locally with HTML5 Canvas without uploading photos
- Support for Chinese, Latin, Thai, Vietnamese and Arabic fonts
- Adjust font size, text color, outline color and slice height
- Film color presets including Nolan White, Wong Kar-wai Gold, Tokyo Cyan and Minimal Mono
- Customizable watermark with position, opacity and font size options
- Support for JPG, PNG and WebP image formats
- Interface available in Chinese and English
- Safe margin adjustment for subtitle positioning
- 2.39:1 Cinemascope canvas ready
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| What makes it different | - No signup, paywall, or data collection required
- Diagrams stay in your browser's local storage by default
- Two-way editing that updates code when you edit the canvas
- Live preview with no render button required
- Clean SVG export for professional use in docs and slides
| - No account or installation required
- All image processing runs locally in your browser
- Automatically stitches subtitle slices while keeping the first frame intact
- Multiple film-inspired color presets for professional styling
- Full customization of fonts, colors, outlines and watermarks
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 10 ▼ −4 (down) since last check | 12 ▲ +3 (up) since last check |
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| Trust Flow (Majestic) | 5 | 0 |
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| Citation Flow (Majestic) | 27 | 10 |
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| Referring domains (Majestic) | 76 | 1 |
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4 details filled in for both companies.
More alternatives to FlowViz More alternatives to Shadow Snap