Citizen OS
Citizen OS: A focused participation platform for groups that need discussion, voting, and action tracking. Ranked #9 of 13 in Citizen Engagement Software by our editors (7.9/10); pricing: Free plan; best for groups needing free discussion, voting, and follow-up.
At a glance
- Editor score7.9 / 10
- PricingFree plan
- Best forGroups needing free discussion, voting, and follow-up
- Free planYes
- Paid fromFree
- Participatory budgetingYes
- Founded2015 · Tallinn, Estonia
- Facts checked24 Sep 2026
Where it wins
- Combines idea gathering, structured debate, voting, and action updates
- Offers multiple voting options, deadlines, reminders, and downloadable results
- Free and open source, with cloud and self-hosted deployment
Where it doesn't
- Its feature set is focused on participation workflows rather than broader civic services
- Estonian e-ID signatures rely on Estonian ID-card, Mobile-ID, or Smart-ID
- Browser-based access may not suit groups seeking a native mobile app
Our verdict on Citizen OS
Citizen OS gives communities, civic groups, organisations, and public institutions a browser-based space to gather input and make decisions. Topics can be public or private, with configurable phases for collecting ideas, discussing arguments, voting, and reporting follow-up. Groups help organise related topics and members. It is a fit for teams that want participation workflows in one place, including funding allocation, online elections, and hybrid meetings; it is less suited to buyers looking for a broad suite beyond those workflows.
The participation flow is a notable strength: participants can submit ideas, reply, upvote, use idea folders, and review pro/con arguments alongside neutral information. Voting supports multiple selection, veto, neutral votes, and delegation options, with deadlines and reminders to help coordinate participation. Results can be downloaded, and an action phase records progress updates after decisions. Invitations and sharing work by email, link, or QR code. These tools offer useful structure for groups moving from consultation to follow-through, rather than stopping at a discussion or poll.
Citizen OS is free to use and open source, with cloud and self-hosted deployment options; there are no paid tiers to compare. The listed integrations cover Google and Facebook login and, for Estonia, ID-card, Mobile-ID, and Smart-ID methods, including e-ID signatures for votes. Email and documentation are support channels, and GDPR is listed as a compliance measure. Choose Citizen OS when free, configurable discussion and decision processes matter more than breadth. Groups that need native mobile apps, extensive integrations beyond those listed, or a wider general-purpose engagement suite should consider alternatives.
Your product? Our editors can test Citizen OS in depth and publish a review, labelled as paid · from $149/mo →
Citizen OS pricing
Citizen OS fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Participation methods | Idea collection, discussions/consultations, voting, elections, follow-up, funding allocation |
| Participatory budgeting | Yes |
| Supported languages | 5 |
| Named integrations | Google login, Facebook login, Estonian ID-card, Mobile-ID, Smart-ID |
| Accessibility standard | Not_stated |
| Deployment | Cloud, Self-hosted |
| Platforms | Web |
| Compliance & security | GDPR |
| Support | Email, Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Integrations | 5 integrations: Google login, Facebook login, Estonian ID-card, Mobile-ID, Smart-ID |
| Pricing | Free plan |
| Website | citizenos.com |
| Facts checked | 24 Sep 2026 |
Citizen OS integrations
Citizen OS lists 5 integrations on its own site.
- Google login
- Facebook login
- Estonian ID-card
- Mobile-ID
- Smart-ID
Alternatives to Citizen OS
- PublicInputA broad government engagement suite combining resident records, outreach, meetings, mapping, and analytics.9.2
- CONSUL DEMOCRACYA configurable, self-hosted platform for public participation across multiple civic processes.8.9
- Cap CollectifA broad participation toolkit with self-hosted, customizable SaaS, and shared-service options.8.8
See all Citizen OS alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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