Services
Understanding Your Donors
Revenue Growth Planning
Prioritize Digital Strategies
Optimize Your Program
Research
Experiments
3745
Research Studies
19
Learn
Blogs
230
Online Courses
Ebooks
16
Tools
20
Case Studies
About
Careers
Contact Us
NIO Summit
let us help
Email Fundraising | Sender
Filter by type
A Public Media Organization
ABWE
Alley Cat Allies
Alliance Defending Freedom
America Needs Fatima
American Bible Society
American Cornerstone Institute
Americans for Prosperity
Andrew Wommack Ministries
Avila Foundation
Back to the Bible
Belmont Abbey College
BGEA Internet Evangelism Team (DON’T USE ON SITE)
Bible League Canada
Bill of Rights Institute
Billy Graham Evangelistic Association
Boys Town
Buckner International
Canadian Taxpayers Federation
Care Net
CaringBridge
Catholic Extension Society
Catholic University of America
CBN
Center for Growth and Opportunity
CitizenGo
Colson Center
Compassion International
Compassion International Small Church (DON’T USE ON SITE)
Compassion International SRE (DON'T USE ON SITE)
Competitive Enterprise Institute
CRISTA Ministries
Dallas Theological Seminary
e3 Partners
East West Ministries
Every Home for Christ
Experiments Round 2
FamilyLife
Federation for American Immigration Reform
First United
Focus on the Family
Focus on the Family - Adventures in Odyssey (DON'T USE)
Food for the Poor
Franciscan University
George W. Bush Presidential Center
Global Christian Relief
Global Volunteer Network
Good of All
Harvest Ministries
Heartlight Ministries
Heritage Action for America
Hoover Institution
Human Coalition
Human Liberty
iDonate
Illinois Policy Institute
In Touch
International Mission Board
Jerusalem Prayer Team
Jewish Voice Ministries
Jews for Jesus
KCBI
KUOW
Leadership Institute
LifeSite
Luther Seminary
Luther Seminary
MAF
Marriage Today
Media Research Center
Minnesota Public Radio
Moody Radio
Mountain States Legal Foundation
Museum of the Bible
National Breast Cancer Foundation
National Center on Sexual Exploitation
NextAfter
NPH USA
Oregon Public Broadcasting
Pathway Learning
Pathway to Victory
Power to Change Ministries
Pregnancy Decision Line
Prison Fellowship International
Prison Fellowship Ministries
Reasons to Believe
Ronald Reagan Presidential Foundation & Institute
Run for Water
Save the Children
Save the Children International
Scouts
SCPR
Senator John Cornyn
SETI
Slavic Gospel Association
Slavic Gospel Association
Stand Together
Stanford Graduate School of Business
Susan B. Anthony List
Teen Mania
Texas Public Policy Foundation
Texas State Historical Association
The Fund for American Studies
The Gospel Coalition
The Halcyon Movement
The Missionary Oblates of Mary Immaculate
The Navigators
Tikvah Fund
Time of Grace
UNICEF India
University of Alberta
Wesley Family Services
Filter by topic
Advertising
blog
click rate
Copywriting
countdown clock
credibility
CTA
display ads
Donation Pages
Donation Pages | Copy
Donation Pages | Design
Donation Pages | Form
Donation Pages | Headline
downgrade
e
Email Acquisition
Email Acquisition | Copy
Email Acquisition | Design
Email Acquisition | Form
Email Acquisition | Headline
email acquistion
email copy
Email Fundraising
Email Fundraising | Call-to-Action
Email Fundraising | Copy
Email Fundraising | Design
Email Fundraising | Sender
Email Fundraising | Subject Line
facebook ad
header
high urgency
Key Metrics | Average Gift Size
Key Metrics | Conversion Rate
Key Metrics | Revenue
Key Metrics | Web Traffic
locked screen
match
mobile
Navigation
Newsletter
nudge
pledge
Popup
Recurring Giving
returning visitor
Revenue
sponsorship
Sticky Bar
text message
thermometer
urgency
value
Value Proposition
Website
Sort by:
Most recent
Highest Lift
Not Valid
How adding a signature block with image in a direct appeal to the housefile impacts donor conversion
August 14, 2025
Element tested: donor conversion Email Fundraising | Sender
View the experiment
100.1
1755182659
48.9% lift
IAS – General Email – March 2021
June 10, 2021
Element tested: design email Email Fundraising Email Fundraising | Sender sender
View the experiment
48.9
1623351532
48.9% lift
IAS – General Email – March 2021
June 10, 2021
Element tested: design email Email Fundraising Email Fundraising | Sender sender
View the experiment
48.9
1623351467
66.6% lift
IAS – General Email – February 2021
June 10, 2021
Element tested: design email Email Fundraising Email Fundraising | Sender sender
View the experiment
66.6
1623351502
6.3% lift
How changing the sender affects open rate
November 3, 2022
Element tested: Email Fundraising | Sender open rate
View the experiment
6.3
1667512017
Not Valid
How a forward style email in a high urgency campaign affects giving
January 23, 2023
Element tested: Email Fundraising | Sender high urgency
View the experiment
3.2
1674486794
Not Valid
How introducing a new email sender in the beginning of an email appeal affects donor conversion rates
March 11, 2025
Element tested: donor conversion Email Fundraising | Sender email sender Recurring Giving
View the experiment
41.8
1741702957
Not Valid
How an autoresponder sent from a person versus the organization impacts clicks
July 10, 2025
Element tested: click rate Email Fundraising | Sender
View the experiment
-2.1
1752162617
Not Valid
How adding a signature block with image in a direct appeal to the housefile impacts email clicks
August 14, 2025
Element tested: click rate Email Fundraising | Sender
View the experiment
-4.3
1755183908
Page 1 of 8
1
2
3
4
5
6
7
8