A OneCause alternative for the other 364 days
OneCause is built for event night: ticketing, table management, sponsorships, express check-in, silent and live auctions, paddles and spotters. If your fundraising calendar is built around galas and auctions, it does things we do not attempt. What it is not is a year-round donor CRM with email, grants and volunteer management. If you are looking at OneCause alternatives for event night, we are not it. If you are looking for what carries the guests from that night into next year, keep reading.
What SAPu offers
Published pricing
No monthly fee on the free tier and a rate you can read
Year-round CRM
Donor records, segmentation, email and journeys
Grants and volunteers
990 funder discovery and volunteer management included
It replaces your whole stack, not just OneCause
A CRM here, a donation form there, email somewhere else. Sponsor A Purpose brings all of it into one connected platform.
Cost and what you get free
OneCause does not publish a price. Professional is pay-as-you-go with pricing on request, and Enterprise and Nationals are custom quotes. Sponsor A Purpose publishes both the price and the processing rate, and charges nothing per month for the CRM. A donor-covers-fees option runs on both.
| Feature | Sponsor A Purpose | OneCause |
|---|---|---|
| Free core CRM | Sponsor A Purpose: yes | OneCause: no |
| No monthly subscription on the free tier | Sponsor A Purpose: yes | OneCause: no |
| Published pricing | Sponsor A Purpose: yes | OneCause: no |
| Published processing rates | Sponsor A Purpose: yes | OneCause: no |
| Donor covers fees option | Sponsor A Purpose: yes | OneCause: yes |
Donor CRM
Donor records, role-based permissions and reporting run on both, but OneCause organizes them around events and campaigns rather than the year. Segmentation and custom fields, notes and tasks are ours.
| Feature | Sponsor A Purpose | OneCause |
|---|---|---|
| Donor records with full giving history | Sponsor A Purpose: yes | OneCause: yes |
| Segmentation and custom fields | Sponsor A Purpose: yes | OneCause: no |
| Notes on contact records | Sponsor A Purpose: yes | OneCause: no |
| Tasks and activities | Sponsor A Purpose: yes | OneCause: no |
| Role-based staff permissions | Sponsor A Purpose: yes | OneCause: yes |
| Reporting and analytics | Sponsor A Purpose: yes | OneCause: yes |
Giving and payments
OneCause owns event night and this table shows it: ticketing, table and seating management, sponsorship sales, express check-in and live and silent auction tools are all theirs, and none of it is something we do. Recurring giving, Apple Pay, Google Pay, ACH and employer matching run on both. DAF giving inside the widget is ours.
| Feature | Sponsor A Purpose | OneCause |
|---|---|---|
| Recurring giving | Sponsor A Purpose: yes | OneCause: yes |
| Apple Pay, Google Pay and ACH | Sponsor A Purpose: yes | OneCause: yes |
| Corporate matching gifts | Sponsor A Purpose: yes | OneCause: yes |
| Event ticketing | Sponsor A Purpose: no | OneCause: yes |
| Table and seating management | Sponsor A Purpose: no | OneCause: yes |
| Sponsorship sales and management | Sponsor A Purpose: no | OneCause: yes |
| Express check-in at events | Sponsor A Purpose: no | OneCause: yes |
| Live and silent auction tools | Sponsor A Purpose: no | OneCause: yes |
| DAF giving built into the widget | Sponsor A Purpose: yes | OneCause: no |
Communication and automation
OneCause sends SMS, which we do not. Fundraising email campaigns and prebuilt donor journeys are ours, and they are what carries the relationship between events.
| Feature | Sponsor A Purpose | OneCause |
|---|---|---|
| SMS messaging | Sponsor A Purpose: no | OneCause: yes |
| Fundraising email campaigns | Sponsor A Purpose: yes | OneCause: no |
| Prebuilt donor journeys | Sponsor A Purpose: yes | OneCause: no |
Grants
OneCause does no grant work. Grant discovery on IRS 990 funder filings, deadline and pipeline tracking and AI-assisted writing are add-ons here.
| Feature | Sponsor A Purpose | OneCause |
|---|---|---|
| Grant discovery on IRS 990 funder data | Sponsor A Purpose: yes | OneCause: no |
| AI grant writing | Sponsor A Purpose: yes | OneCause: no |
Volunteers
Both platforms manage volunteers.
| Feature | Sponsor A Purpose | OneCause |
|---|---|---|
| Volunteer management | Sponsor A Purpose: yes | OneCause: yes |
Services and support
Both are nonprofit-only. Worth knowing before you buy: ambassador fundraising and sponsorship invoicing require Enterprise, and organization hierarchy, event templates and API support require Nationals. Website design, hosting and appointment scheduling are paid services we add.
| Feature | Sponsor A Purpose | OneCause |
|---|---|---|
| Appointment scheduling | Sponsor A Purpose: yes | OneCause: no |
| Website design and hosting (service) | Sponsor A Purpose: yes | OneCause: no |
| Nonprofit-only focus | Sponsor A Purpose: yes | OneCause: yes |
