Normal Map Bench vs Stamp Maker
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Normal Map Bench compared with Stamp Maker
| Detail | 
Normal Map Bench | 
Stamp Maker |
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| What it does | Browser-based tool for generating OpenGL and DirectX tangent-space normal maps from images
| Create, repair, extract, and apply digital stamps in minutes
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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
| Freemium
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| Pricing | Not given
| Free core features; paid plans available with annual discount of 50% on select plans
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| Key features | - Local image processing
- OpenGL and DirectX output
- Sobel and Scharr filters
- Material lighting preview
- PNG export
- Smoothing and strength controls
- Edge behavior control (clamp or wrap)
- Tiled preview
- Height inversion
- Interactive light inspection
| - Digital stamp generation from templates or blank canvas
- Repair and cleanup of blurry legacy stamp images
- Extract transparent stamps from scans and screenshots
- Layer editing with text and style controls
- Apply stamps to PDF contracts and documents
- Export in multiple formats including PNG and SVG
- Save and reuse stamp templates
- Color, opacity, and aged effects adjustments
- No registration required for basic features
- AI-assisted repair and extraction tools
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| What makes it different | - Runs entirely in the browser with no server upload or account required
- Supports both OpenGL and DirectX normal map formats
- Choice of Sobel or Scharr gradient filters for different texture quality
- Free with no advertising, AI model, or payment system
- Interactive material lighting preview to verify results
| - All-in-one workflow combining creation, repair, extraction, and application in one browser tool
- No Photoshop or design skills needed—browser-based with instant preview
- Built to handle real-world delivery scenarios across PDFs, contracts, invoices, and e-commerce
- Repair workflow for legacy stamps instead of forcing a complete rebuild
- Transparent-background exports ready for immediate reuse
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 10 ● no change since last check |
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| Trust Flow (Majestic) | 3 | 2 |
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| Citation Flow (Majestic) | 25 | 21 |
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| Referring domains (Majestic) | 16 | 20 |
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4 details filled in for both companies.
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