| What it does | Free online stamp maker for custom stamps and seals
| Turn written ideas into polished, editable SVG diagrams
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: unlimited design edits and 480px watermarked JPG download. Paid: High-res PNG $2.50, PNG + SVG $2.90, All formats (PNG + SVG + PDF) $3.50. No subscription, one-time payment only.
| Free: $0/month with 10 diagrams per month and 24 starter designs. Pro: $15/month or $150/year with 50 diagrams and 74 designs. Power: $49/month or $490/year with 250 diagrams and 86 designs plus API access. Max: $99/month or $990/year with 600 diagrams and all 345 designs plus API access.
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| Key features | - 26 stamp template categories including company seals, notary, date, and deposit stamps
- Round, square, or rectangular stamp shapes sized in real millimeters
- Live preview rendering as you edit
- Free watermarked JPG download to test layout
- High-resolution PNG export at 6000px with transparent background
- Vector SVG export with text converted to outlines for stamp makers
- Print-ready PDF at true physical size
- Mobile-responsive web app with no installation required
- Customizable fonts including Oswald, Archivo, PT Serif, Courier Prime, and Noto Sans CJK
- Adjustable ink color, opacity, aging effect, and border styles
| - Generate diagrams from text descriptions with hierarchy and visual direction
- Access 345 diagram templates
- Export as SVG and PNG in multiple sizes
- Unlimited free edits and restyle diagrams
- Apply brand colors and custom fonts
- API access with configurable rate limits
- Support for layered architecture, decision trees, funnels, matrices, and more
- Automatic credit refund for failed generations
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| What makes it different | - No account creation or signup required to design and download free preview
- Pay once per design, no subscription billing
- Server-side rendering ensures preview matches final export exactly
- Designed specifically for real documents with print-ready output at true size
- Seven-day email download link for file re-downloads after payment
| - Every template is hand-designed and reviewed before AI fills it with content
- Real, editable SVG output that stays sharp at any size
- Restyle diagrams for free without spending additional credits
- Non-commercial use available on free plan without card required
- Commercial licensing available on Pro and higher plans
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 11 ● no change since last check | 36 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 6 | 7 |
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| Citation Flow (Majestic) | 22 | 28 |
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| Referring domains (Majestic) | 10 | 22 |
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StampZen
svgdiagram.ai