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Sigil
Centrally managed email signatures for Microsoft 365
About Sigil
Sigil is an email signature management platform built specifically for Microsoft 365 organizations. It allows administrators to design and manage signature templates centrally, including features like drafts, versioning, and rollback. The platform integrates with Microsoft 365 and Outlook as an add-in, ensuring that personalized signatures are applied automatically to emails sent by users. Sigil streamlines the process of maintaining consistent branding across the organization while reducing the administrative burden on IT teams. With Sigil, businesses can ensure that every employee's email signature is up-to-date, professional, and compliant with company policies. AiDOOS enhances deployment and adoption by providing a centralized platform for managing the product's lifecycle, including onboarding, configuration, and ongoing support. AiDOOS helps organizations quickly deploy Sigil across their Microsoft 365 environments, ensuring seamless integration and user adoption.
Challenges It Solves
- Inconsistent email signatures across an organization
- Manual updates to email signatures when staff or branding changes
- Ensuring compliance and brand consistency in email communications
- Time-consuming administration of email signatures
Use Cases
Brand Consistency
Ensure all employee emails carry a uniform, professional signature reflecting the company brand.
Compliance Management
Maintain compliance with legal or regulatory requirements by controlling signature content centrally.
IT Efficiency
Reduce the time IT teams spend on signature requests and updates through centralized admin.
Pricing
Custom pricing — built for your team
Sigil pricing is tailored to your organisation's size, integrations, and requirements. AiDOOS generates your proposal instantly — scoped & ready in seconds.
Key Features
Design and manage signature templates from a central admin console.
Work on signature templates with draft versions and track changes.
Easily revert to previous signature versions when needed.
Apply directory-based personalization to signatures for each user.
Seamless integration with Outlook via a dedicated add-in.
Built natively for Microsoft 365 environments.
What Reviewers Say
What works well
- Centralized management simplifies signature updates for admin teams.
- Seamless integration with Microsoft 365 and Outlook add-in.
- Versioning and rollback features provide control over error fixes.
Common concerns
- Limited to Microsoft 365 environments; not for other email platforms.
- Pricing is not publicly disclosed, making cost evaluation difficult.
Reviews
No reviews yet for Sigil
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Enterprise Readiness
Identity & Access
Data Security
SLA & Availability
Compliance & Portability
Integrations
Microsoft 365
Integrates with Microsoft 365 to apply centrally managed email signatures to Outlook emails.
Outlook
Outlook add-in provides signature injection directly in the email client.
Microsoft Entra ID
Utilizes Entra ID user attributes for personalized signature fields.
Exchange Online
Applies signatures via Exchange transport rules or server-side injection.
Governance & Compliance
EU AI Act
No data available
Data Processing Agreement
No data available
Sub-processors
No data available
Right to Erasure
No data available
Change Notifications
No data available
NIST AI RMF
No data available
AiDOOS Managed Deployment
Deploy Sigil in 72 hours
AiDOOS handles setup, CRM integration, SSO config, and user provisioning. Your team goes live — not your IT department.
Prerequisites
- Microsoft 365 tenant with admin access
- Outlook desktop or web available
- Entra ID directory configured
Configuration Options
- Central template management
- User attribute mapping
- Signature placement rules
- Rollback and versioning policies
How Sigil Compares
| Product | AI & Analytics | Ease of Use | Enterprise Features | Pricing | Integrations | Mobile Experience | Quick Setup | Customer Support | Rating | Price/mo |
|---|---|---|---|---|---|---|---|---|---|---|
|
S
Sigil This product
|
Fair | Good | Good | Fair | Good | Fair | Good | Good | — | $Custom/user |
|
EX
Exclaimer
|
Fair | Good | Good | Fair | Good | Fair | Good | Good | — | $Custom/user |
|
CT
CodeTwo
|
Fair | Good | Good | Fair | Good | Fair | Good | Good | — | $Custom/user |
|
CR
Crescendo
|
Fair | Good | Good | Fair | Good | Fair | Good | Good | — | $Custom/user |
A Virtual Delivery Center for Sigil
Pre-vetted experts and AI agents in the loop, assembled as a delivery pod. Pay in Delivery Units — universal pricing across roles, seniority, and tech stacks. No hiring, no contracting, no procurement cycle.
- Plans from $2,000 — Starter Pack, 10 Delivery Units, 90 days
- Refundable on unused Delivery Units, anytime — no questions asked
- Re-delivery guarantee on acceptance miss
- Pre-flight delivery sizing — you see the plan before you commit
How a Virtual Delivery Center delivers Sigil
Outcome-based delivery via AiDOOS’s VDC model. Why VDC vs traditional consulting? →
Outcome-Based
Pay for results, not hours
Milestone-Driven
Clear deliverables at each phase
Expert Network
Access to certified specialists