The Software Behind Your Nonprofit’s Website

A CMS, a volunteer and donor CRM, Booking appointment scheduling, and SignMeUp sign-up scheduling, built into the site you own, instead of stitched together from Bloomerang, SignUpGenius, Calendly, and a page builder.

Stop Paying Three Companies for Tools That Don’t Talk to Each Other

Most non-profits end up with a donor CRM, a separate volunteer sign-up tool, and a website that none of them are connected to. Every donor conversation, every volunteer shift, and every board report starts with reconciling three logins.

We build a content management system just for you, a CRM system that rivals Bloomerang, and volunteer event sign-up and management tools directly into your website. One login: all the results.

What’s Included

Content and Media

CMS

What’s included:

  • Edit page content with live preview and click-to-edit fields
  • Media library for photos and documents
  • Unlimited Role-based staff accounts
  • Data import/export + full SQLite backup download
  • Site visit analytics

Donors and Volunteers

CRM

What’s included:

  • Donor management
  • Follow-up tracking
  • Reporting for board and grant updates
  • Email notifications
  • Reporting and analytics

* Compare to Bloomerang.

Scheduling

SignMeUp

What’s included:

  • No ads, ever
  • Take payments for your fundraiser signup directly, no extra fees
  • Waitlisters automatically notified and charged only upon confirmation
  • Message your whole volunteer list from within the app
  • QR code for public signup link

* Compare to SignUpGenius.

1:1 Appointments

Booking

What’s included:

  • Real-time availability with your own calendar sync
  • Clients self-schedule — no back-and-forth emails
  • Automated email/SMS reminders and confirmations
  • Session types, durations, and buffer times you control
  • Same record as your CRM — no re-entering client info

* Compare to Calendly.

Deep Sea Fauna CRM vs. Bloomerang

Comparison of Deep Sea Fauna CRM versus Bloomerang nonprofit CRM
Feature Deep Sea Fauna CRM Bloomerang
Typical cost Flat fee at build ~$79 to $349+/month, scaling with donor record count
Volunteer and donor records together Yes, one record per person With premium tier ($119/mo paid annually)
Where your data lives Your own site, yours to keep Bloomerang’s platform
Setup Built as part of your website Separate account, onboarding, and login

Bloomerang figures are indicative published ranges as of 2026 and can change; see bloomerang.com/pricing. Deep Sea Fauna is not affiliated with Bloomerang; this table is for client education only.

SignMeUp vs. SignUpGenius

Comparison of SignMeUp versus SignUpGenius volunteer sign-up software
Feature SignMeUp SignUpGenius
Typical cost Flat fee at build Free tier with ads; $12 to $60/month to remove ads
Connected to your CRM Yes, same record as donors and volunteers No, a separate tool
Branding Matches your site SignUpGenius branding unless you pay to remove it
Reporting Included With premium tiers
Ads Never Ads removed with premium tiers

SignUpGenius figures are indicative published ranges as of 2026 and can change; see signupgenius.com/pricing. Deep Sea Fauna is not affiliated with SignUpGenius; this table is for client education only.

Booking vs. Calendly

Comparison of Deep Sea Fauna Booking versus Calendly appointment scheduling software
Feature Booking Calendly
Typical cost Flat fee at build Free tier available; $10 to $16+/seat/month for automations, integrations, and team features
Pricing model Flat fee, doesn’t scale with staff Per-seat — cost grows as you add team members
Connected to your CRM Yes, same record as donors, volunteers, and clients No, a separate tool
Automations and reminders Included Included starting at the $10/seat/month tier
Accepting payments Included, no added fees Requires the $10/seat/month tier to connect Stripe or PayPal

Calendly figures are indicative published ranges as of 2026 and can change; see calendly.com/pricing. Deep Sea Fauna is not affiliated with Calendly; this table is for client education only.

Ready to See It Built into Your Own Site?

Pricing depends on which functions you need. A free 30-minute call is the fastest way to find out.