StampZen vs mask bridge
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
StampZen compared with mask bridge
| Detail | 
StampZen | 
mask bridge |
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| What it does | Free online stamp maker for custom stamps and seals
| Free, open-source plugin for Lightroom Classic that exports masks as PNG, TIFF or JPEG files
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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
| FR
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| Pricing model | Freemium
| Open source
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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.
| Pay what you want, from €0
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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
| - Export masks as PNG, TIFF or JPEG
- Batch process multiple images and sequences
- Local AI-powered object detection with RF-DETR
- Standard and HD Fine Detail quality modes
- Generate transparent PNG cutouts
- Offline processing without internet or account
- Matching filenames for images and masks
- macOS and Windows support
- MIT open-source license with source code on GitHub
- Apple-signed and notarized builds
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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
| - Exports masks as image files for use in 3D workflows, compositing and other tools outside Lightroom
- Processes images locally on your computer with no internet or account required
- Supports batch workflows for multi-view sequences used in photogrammetry and Gaussian splatting
- Open source under MIT license with readable and modifiable code
- Pay-what-you-want pricing with no license key required
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 11 ▼ −1 (down) since last check | 2 ● no change since last check |
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| Trust Flow (Majestic) | 6 | 2 |
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| Citation Flow (Majestic) | 22 | 14 |
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| Referring domains (Majestic) | 10 | 4 |
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5 details filled in for both companies.
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