Harness
Fundraising platform for nonprofits — track donors, send SMS, convert one-time gifts into recurring revenue
| What is it | Fundraising platform for nonprofits — track donors, send SMS, convert one-time gifts into recurring revenue |
|---|---|
| Pricing | Unknown |
| Platform | Web Application |
| Works with | Zapier |
| Best for | tracking donor retention and engagement in real time, sending personalized text messages to donors based on behavior |
| Domain registered | 2018 |
Data updated Aug. 1, 2026
What does Harness do?
Harness is a fundraising platform built for nonprofits that rely on recurring revenue. It combines donor relationship management, donation processing, and communication tools into one system designed to turn one-time givers into long-term supporters. The platform focuses on giving teams visibility into donor behavior so they can act on trends without digging through spreadsheets or waiting for quarterly reports.
Key features include real-time donor dashboards that highlight which supporters are growing, slipping, or ready to upgrade. Harness also includes native SMS messaging — not a third-party add-on — so fundraisers can send personalized texts triggered by donor actions. The platform's recurring Giving Programs help convert one-time donors into monthly supporters, and its Checkout feature reportedly converts 12% of one-time donors into monthly givers. Setup takes about 30 minutes, and with Boost there are no platform processing fees.
Harness is best suited for nonprofit organizations of any size that want to build a reliable base of recurring donors. It's used by groups like Habitat for Humanity, CASA, First Tee, and YWCA. Fundraising teams who are tired of patching together separate tools for CRM, email, SMS, and donation processing will find a unified alternative here. The platform emphasizes donor retention and long-term value over one-time campaign spikes.
Key features
What makes it stand outWho is Harness for?
Who benefits most from this toolTrust & presence
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