AdViewport vs Slot & Shaft
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
AdViewport compared with Slot & Shaft
| Detail | 
AdViewport | 
Slot & Shaft |
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| What it does | Free ad mockup generator for eight platforms
| Design DIY furniture from aluminum extrusion, resize it in 3D, and get a parts list that matches the model
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| Stage | Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| US
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Eight platform previews including Facebook, Instagram, Google Ads, LinkedIn, X, Snapchat, TikTok, and YouTube
- Device and canvas control across desktop, mobile, square, landscape, portrait, and story formats
- Immediate visual feedback on copy, CTA, format, and creative changes
- Export in PNG, JPG, or SVF formats
- Shareable reproducible review links
- Browser-based processing with no uploads to servers
- No account or sign-up required
| - Resize designs in 3D to custom dimensions
- Parts list generated from the same model data
- All dimensions in metric and inches
- Every part linked to US sellers
- Designs checked against fit rules before listing
- Part data sourced from manufacturer drawings
- Designs labeled as AI draft or test-built
- No account needed to browse and design
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| What makes it different | - All eight major ad platforms in one workspace
- Completely free with no account needed
- Images stay private in your browser
- Production-ready exports for approvals and presentations
| - Parts automatically computed to fit together based on slot systems and hardware compatibility
- Data sourced from manufacturer specifications rather than guesses
- Cut lengths computed from design model, not estimated
- Distinguishes between reference data and physically verified designs
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 21 | 0 |
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| Referring domains (Majestic) | 26 | 0 |
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4 details filled in for both companies.
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