Best Substack alternatives
Ranked by Share of Answer — how often each vendor is the AI's single first pick for Website Builders & CMS, pooled across GPT-5.5, Claude, and Gemini. Updated weekly (2026-06-28).
When buyers ask AI for the best website builders & cms, Substack is the first pick 5% of the time — strongest with Anthropic (11%). The alternative the models recommend most instead is Webflow at 19%. Here are the 12 alternatives ranked by what the models actually recommend.
Substack alternatives, ranked by AI
| # | Alternative | Share of Answer | Considered | Anthropic | OpenAI | |
|---|---|---|---|---|---|---|
| 1 | Webflow | | 25% | 25% | 32% | · |
| 2 | Squarespace | | 30% | 11% | 28% | · |
| 3 | Unbounce | | 9% | 13% | 13% | · |
| 4 | WIX | | 22% | 16% | · | · |
| 5 | Ghost | | 9% | 1% | 9% | · |
| 6 | Adobe Portfolio | | 8% | · | 9% | · |
| 7 | Wordpress | | 20% | 6% | · | · |
| 8 | Contentful | | 6% | 3% | · | · |
| 9 | Vercel | | 2% | 1% | 2% | · |
| 10 | Square Online | | 2% | 3% | · | · |
| 11 | Next JS | | 2% | · | 3% | · |
| 12 | Statamic | | 3% | 2% | · | · |
Per-model cells = that model's Share of Answer for the vendor. · = never first-picked by that model. How this is measured →
See where Substack and every alternative rank head-to-head, with confidence intervals and weekly movement, on the full Website Builders & CMS leaderboard →