FlowViz vs ProofOkay
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 ProofOkay
| Detail | 
FlowViz | 
ProofOkay |
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| What it does | Free live Mermaid diagram editor with no signup required
| Proof approval software for anything that gets printed
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| Stage | Not given
| Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Paid
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| Pricing | Not given
| $49 per month USD for unlimited users and unlimited proofs. 7 days free to look around with no card, then 14 days free trial.
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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
| - Zoomable native file preview for PDF, Illustrator, EPS, Photoshop, TIFF, JPEG and PNG
- Automatic print check at final print size for file size, image sharpness, vector status, CMYK/RGB color, bleed and fonts
- Three approval options: Approve, Approve with changes, or Request changes
- File uploads up to 300 MB with resumable uploads
- No customer account or login required
- Automatic reminders on custom schedule
- Version tracking with message threads per proof
- Customizable approval boxes and email wording
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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
| - Customers zoom into native files and see fine print sharp instead of flattened JPEGs
- Automatic print check at final print size catches issues before approval
- One flat price for unlimited users and proofs instead of per-seat pricing
- Made by the team behind PrinterFlo with upgrade path to full shop software
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 10 ▼ −4 (down) since last check | 4 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 5 | 0 |
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| Citation Flow (Majestic) | 27 | 0 |
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| Referring domains (Majestic) | 76 | 0 |
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4 details filled in for both companies.
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