C3 vs HOA Messenger
C3
atgonline.comHOA Messenger
hoamessenger.comSide by side
| Figure | C3 | HOA Messenger |
|---|---|---|
| Price from | — | $20/mo |
| Free plan | — | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | — | Yes |
| Android | Yes | Yes |
| Plans published | 0 | 6 |
| Spec score · HOA Accounting Software | 7.8 (#12) | 8.8 (#4) |
| Spec score · HOA Management Software | 7.3 (#66) | 9.1 (#2) |
| Association accounting | Yes | Yes |
| Audience | ATG presents C3 as a solution for both community management companies and self-managed associations. | The terms state that users represent U.S.-based homeowners associations or similar organizations in an administrative or management role. |
| Integrations | ATG says its integration partners connect with C3 for invoice processing, mailing, check printing, and other tasks. | HOA Messenger currently has no direct integrations with Entrata, Yardi, AppFolio, or QuickBooks. |
| Maintenance requests | Yes | Yes |
| Mobile apps | Yes | Yes |
| Online dues collection | Yes | Yes |
| Purpose | C3 is ATG’s proprietary enterprise management software for tracking community operations. | HOA Messenger is an all-in-one software solution for homeowners-association administration. |
| Security | ATG’s C3 page describes a cloud offering with 24/7 user access, but the opened C3 and trust-related pages did not state a C3 security certification or compliance standard. | HOA Messenger says it uses reasonable and appropriate safeguards but cannot guarantee absolute security for internet data transmission. |
| Support | ATG customer support is available by phone Monday through Friday, 8:30 a.m. to 6 p.m. Eastern, and by email 24/7 for business-critical problems or emergencies. | The Help Center directs users to schedule a Zoom call or phone call with a team member for questions. |
Plans
HOA Messenger
- FreeFree
- Premium$25 a month
- Admin$399 a month
- Premium$240 a year
- Admin Plan$3,828 a year
- Admin Plan$399 a month
In their own words
C3
C3 is ATG’s proprietary enterprise management software for tracking community operations. It is presented for community management companies and self-managed associations, with Android and web access and mobile apps. Financial functions include financial management, accounts receivable and payable, budgeting, reporting, and delinquency processing. Operational tools cover association management, work orders, maintenance, architectural management, and covenant tracking. The system supports online dues collection, maintenance requests, and association accounting. ATG describes a cloud offering intended to scale with a company and provide data access 24/7. TownSq integrates with ATG for resident engagement, payments, amenity reservations, maintenance requests, association documents, and task updates. Other integrations cover invoice processing, mailing, check printing, and banking automation. ATG offers standard or custom implementation, account reconciliation, web-based training, optional onsite training, and phone and email support. Pricing is paid and available on request.
HOA Messenger
HOA Messenger is software for homeowners-association administration, with tools for resident communication, dues, documents, maintenance and accounting. Managers can send messages individually or by broadcast through push notifications, SMS or email; residents can pay by credit card or ACH bank transfer. Managers can issue vendor work orders and receive updates as jobs are accepted, scheduled and completed. The service stores HOA documents for private resident access and provides a mobile portal and a mobile app for violation tracking. Its Mail feature lets an HOA submit a PDF for printing and mailing through USPS and track the request. The Free plan costs nothing and remains available indefinitely, with unlimited HOAs and residents, co-manager access and 90-day visibility. Premium adds double-entry accounting, budgeting, financial reports, vendor bill pay and a web resident portal; its 30-day trial requires a credit card. Listed prices are $25 a month for Premium, $399 a month for Admin, and $319 a year for Admin Plan.