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Muster

What Muster is
Muster is web-based grassroots advocacy software for organisations engaging supporters in campaigns about public policy at local, state and federal levels. Campaign tools include embeddable action forms, legislator targeting, analytics and downloadable reports. Its advocate CRM supports district matching, segmentation, custom fields, mapping and logging of grasstops relationships. Email tools include a drag-and-drop builder, reusable templates, advocate autofill and district-based filtering for campaign alerts. Muster also offers SMS broadcasts and alerts, and can filter contacts with textable phone numbers. Integration options include a Salesforce AppExchange app and a Zapier connection to more than 7,000 apps. The company describes its audience as nonprofits, associations, chambers of commerce, agencies and corporations working to influence policy. The Advocacy CRM plan starts at $99 a month, with pricing scaling according to the number of CRM contacts stored. Other listed plans have no published prices; their pricing depends on action takers or advocates. Muster says plan subscriptions can be tailored by contacting its team, and that plans include support. The company describes itself as employee-owned.
Who it suits
Muster may suit nonprofits, associations, chambers of commerce, agencies and corporations that organise supporters around policy campaigns. It offers campaign, CRM, email and SMS functions for advocacy work.
What it does well
- Includes legislator targeting and campaign analytics
- CRM supports district matching and advocate segmentation
- Provides email tools and SMS alerts
- Zapier connects to more than 7,000 apps
- Plans include support
What to know first
- Web platform only
- No free plan
- Advocacy CRM pricing scales with stored contacts
- Other listed plans have no published prices
Limits
The Advocacy CRM plan starts at $99 a month and scales with contacts stored. Other plans vary according to unique action takers or advocates uploaded.
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Advocacy CRM | starts at $99/mo; pricing scales up based on contacts stored in CRM · District matching · contact segmentation · sign-up form builder · advocate mapping · custom fields · grasstops logging · support | $99 a month |
| Advocacy Only | Pricing based on the # of unique action takers · Hosted action centers · embeddable forms · targeting · email and patch-through call actions · analytics and reporting · petitions · support | On request |
| Full Muster Platform | Pricing varies based upon # of advocates uploaded · Advocacy CRM · campaigns · email marketing · SMS marketing · support · local, state, federal and custom targeting · advocate form auto-fill | On request |
| CRM + Advocacy | Pricing varies based upon # of advocates uploaded · Advocate storage and management · district matching and segmentation · acquisition forms · custom fields · campaigns · Zapier integration · support | On request |
As muster.com lists them, read 30 Sept 2026. The maker's own page has the final word.
Getting started
- Open the Muster website
- Choose an Advocacy CRM, Advocacy Only, Full Muster Platform, or CRM + Advocacy arrangement
- Contact Muster to tailor a subscription to your organization
- Connect Salesforce through the AppExchange app or link other tools with Zapier
- Build an action form or campaign
- Import advocates and configure district matching, segmentation, email, or SMS outreach
Verdict
Muster brings supporter records, campaign outreach and analytics together for advocacy organisations. The Advocacy CRM has a stated starting price; other listed plans require pricing based on use or a tailored subscription.
Questions
What is Muster used for?
Muster helps organizations engage supporters in campaigns influencing public policy at local, state, and federal levels.
How much does the Advocacy CRM cost?
Advocacy CRM starts at $99 a month, with pricing scaling based on contacts stored.
Which organizations does Muster support?
Muster describes its audience as nonprofits, associations, chambers of commerce, agencies, and corporations working to influence policy.
Does Muster integrate with other software?
Yes. It lists a Salesforce AppExchange app and a Zapier integration that connects to more than 7,000 apps.
Can Muster send text messages?
Yes. Muster provides SMS broadcasts and alerts and can filter contacts with textable phone numbers.
Facts from Muster's own pages
- Advocate CRM
- The CRM supports district matching, advocate segmentation, custom fields, mapping, and grasstops relationship logging. · muster.com, 30 Sept 2026
- Campaigns
- Campaign tools include embeddable action forms, legislator targeting, campaign analytics, and downloadable reports. · muster.com, 30 Sept 2026
- Company ownership
- Muster says it is employee-owned. · muster.com, 30 Sept 2026
- Email tools include a drag-and-drop builder, reusable templates, advocate autofill, and district-based filtering of campaign alerts. · muster.com, 30 Sept 2026
- Headquarters
- The company lists its address as 2400 Old Brick Road, Suite 72, Glen Allen, Virginia 23060. · muster.com, 30 Sept 2026
- Integrations
- Muster lists a Salesforce AppExchange app and a Zapier integration that connects to more than 7,000 apps. · muster.com, 30 Sept 2026
- Pricing limits
- The listed plans are not exhaustive, and the company says subscriptions can be tailored by contacting its team. · muster.com, 30 Sept 2026
- Product
- Muster is grassroots advocacy software for engaging supporters in campaigns to influence public policy at local, state, and federal levels. · muster.com, 30 Sept 2026
- Support
- The company says its plans include industry-leading support and describes its support as hands-on. · muster.com, 30 Sept 2026
- Supported organizations
- Muster describes its audience as nonprofits, associations, chambers of commerce, agencies, and corporations working to influence policy. · muster.com, 30 Sept 2026
- Text messaging
- Muster offers SMS broadcasts and alerts and can filter contacts with textable phone numbers. · muster.com, 30 Sept 2026
Where Muster stands on Freedom251
- Nonprofit Marketing Software#21 of 25
- Advocacy Software#25 of 28