Memberstack vs Zeffy

Side-by-side comparison of AI visibility scores, market position, and capabilities

Memberstack leads in AI visibility (38 vs 26)

Memberstack

EmergingDeveloper Tools & Platforms

General

No-code membership and authentication platform for Webflow sites adding user accounts and gated content without code; YC and Google Gradient Ventures backed serving 3,000+ businesses.

AI VisibilityBeta
Overall Score
D38
Category Rank
#255 of 1167
AI Consensus
67%
Trend
stable
Per Platform
ChatGPT
40
Perplexity
36
Gemini
30

About

Memberstack is a Williamsburg, Virginia-based no-code membership and authentication platform that enables web designers and developers to add user accounts, gated content, and membership subscription billing to Webflow sites and other no-code or custom web projects — without writing backend authentication code. Founded in 2018 and backed by Y Combinator and Gradient Ventures (Google's AI fund), Memberstack raised $150,000 in seed funding and serves 3,000+ businesses including brands like Amazon and Slack, facilitating over $8 million in platform transactions in its early months.

Full profile

Zeffy

EmergingNonprofit Tech

Zero-Fee Fundraising

Montreal zero-fee nonprofit fundraising platform with $1B+ processed; 100% donation pass-through via optional donor tips competing with Donorbox and Classy for nonprofit fundraising technology adoption.

AI VisibilityBeta
Overall Score
D26
Category Rank
#1 of 1
AI Consensus
68%
Trend
stable
Per Platform
ChatGPT
19
Perplexity
26
Gemini
17

About

Zeffy is a Montreal-based fundraising platform for nonprofit organizations that charges zero platform fees on donations — asking donors to optionally contribute a tip to cover Zeffy's operating costs rather than deducting fees from each donation, ensuring 100% of every donated dollar reaches the nonprofit cause. Founded in 2019 by Thibaut Davoult and Nicolas Lafleur, Zeffy has processed $1+ billion in nonprofit donations and provides a comprehensive suite including online donation forms, event ticketing, peer-to-peer fundraising campaigns, recurring donation management, and membership management — giving nonprofits a full fundraising platform at genuinely zero cost.

Full profile

AI Visibility Head-to-Head

38
Overall Score
26
#255
Category Rank
#1
67
AI Consensus
68
stable
Trend
stable
40
ChatGPT
19
36
Perplexity
26
30
Gemini
17
32
Claude
29
43
Grok
18

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