Substrat vs Shingle
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Substrat compared with Shingle
| Detail | S
Substrat | 
Shingle |
|---|
| What it does | A runtime-enforced substrate for building vertical B2B SaaS
| AI website builder for selling websites to local businesses
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | ES
| Not given
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| Pricing model | Not given
| Free trial
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| Pricing | Not given
| Not given
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| Key features | - Work order engine with state machine and append-only reporting
- Invoicing engine with immutable export basis
- Booking engine with capacity allocation and double-booking prevention
- Protocol/checklist engine with sign and immutability
- Absence ledger engine with append-only balance tracking
- Metering engine for billable usage tracking
- Single-use invite engine with secure identifier handling
- Runtime enforcement of permissions and isolation
- GDPR compliance enforced at runtime
- Pull request previews with production scope forking
| - Find businesses with no website on a map using open map data
- Build AI-generated website demos from Google listings in 5-15 minutes
- Fact-check every line against business's own sources with separate review
- Send pitch links and track when businesses open them
- Automatic follow-ups to quiet leads
- CRM with all leads in one inbox
- AI chatbot Dormer for analytics and questions about leads and deals
- Clone existing websites by pasting their URL
- Online booking system with services, staff and reminders
- Download site code on the plan
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| What makes it different | - Guarantees instead of conventions: runtime enforcement prevents data leaks and permission errors by design, not developer discipline
- Domain engines own invariants, not vocabulary: reusable logic without tight coupling to specific business requirements
- Self-hostable vertical on pure SQLite with no platform dependency
| - Every fact on the site is checked against the business's own sources and reviewed line by line
- Covers the entire sales process: finding leads, building demos, pitching and running follow-ups
- Your content stays yours and you can download the code on the plan
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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 | 1 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 4 |
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| Citation Flow (Majestic) | 22 | 13 |
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| Referring domains (Majestic) | 2 | 1 |
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3 details filled in for both companies.
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