Free tools for organizations that raise money.
Calculators and counters for nonprofits, churches, Islamic centers, schools, and community groups. No sign-up, no login, nothing installed. They run in your browser and keep your numbers on your device.
Made for the moments money gets counted.
Fundraising nights
Pledge counter
Tap amounts as people pledge. Live total, number of pledges, breakdown by amount, and a big-screen mode for the projector.
OpenIslamic centers and Muslim donors
Zakat calculator
Cash, gold and silver, investments, business assets, and debts, with nisab by gold or silver. Nothing is saved or sent.
OpenEvery organization
Donation fee calculator
Compare estimated net proceeds using sourced, editable rates for Stripe, PayPal, Donorbox, Zeffy, Givebutter, and KindLumen.
OpenCapital and building campaigns
Gift range chart
Enter a goal and get the classic gift pyramid: how many gifts at which levels, and how many prospects to ask.
OpenTreasurers and admins
Donation receipt generator
Draft receipts, thank-you letters, and year-end statements with common language based on IRS Publication 1771. Review, then print or email.
OpenMonthly giving programs
Recurring giving calculator
What a monthly gift adds up to for a donor, and what a program adds up to for you, with new donors and churn month by month.
OpenGalas and dinners
Sponsorship tracker
Tiers, sponsors, pledged vs paid, seats and tables sold, progress to goal. Saves on your device, exports to CSV.
OpenLobbies, tables, events
Scan-to-donate QR poster
Posters, table tents, and hand-out cards for a donation link. PDF and PNG can include your logo; SVG exports the QR code only.
OpenTreasurers, every January
Bulk year-end statements
Map a compatible CSV and draft one statement per donor with Publication 1771-based language. Review before sending; processing stays in your browser.
OpenChurches and their members
Tithe calculator
Income by week, paycheck, month, or year, at 10% or any percentage, plus offerings on top.
OpenWhen it’s time to collect, use a free Stripe donation form.
One-time and monthly giving, campaigns with goals, receipts and donor records, on your own Stripe account. No platform fees.
Website & Setup Guides
How to Accept Stripe Donations Without Writing Code
Stripe offers one genuinely zero-code donation route and several lower-code checkout routes. This guide separates them so you can choose without buying too much—or too little—technology.
By Kiran Patel
Website & Setup Guides
How to Add a Stripe Donation Form to WordPress With the KindLumen Plugin
The KindLumen plugin connects a WordPress site to a KindLumen form, then adds a button, inline form, or campaign card without storing card or donor data in WordPress.
By Devon Reed