Flodesk vs Substack
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Flodesk is the stronger AI pick in Email Marketing: it has a visibility score of 1.7 versus 0 for Substack.
Choose Flodesk if…
- You want the brand AI engines rank higher (1.7 vs 0)
- You need GDPR coverage
- Highest niche ratings, with 4.97/5 on Capterra
Choose Substack if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Flodesk | Substack |
|---|---|---|
| Visibility score | 1.7% | 0% |
| Change vs last week | New | New |
| Rank in Email Marketing | #30 | #55 |
| Share of voice | 0.5% | 0% |
| Mentions this run | 3 | 0 |
| Positive in AI answers | 0% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Flodesk 0pp · Substack 0pp over 0 weekly runs.
Engine by engine
Flodesk leads on 2 of 3 engines
Head to head in AI answers
0 engine answers name both brands
Features, pricing & fit
| Dimension | Flodesk | Substack |
|---|---|---|
| Pricing model | Usage-based | — |
| Entry price | Free; paid from $25 / mo | — |
| Free plan | Yes | — |
| Integrations | 16+ | — |
| Compliance | GDPR | — |
| Support | Customer support, Community access | Help center, Resource center, Community and programs |
| Founded | 2019 | 2017 |
| Headquarters | San Francisco, California, US | — |
| Employees | 51–200 | — |
| Funding | Bootstrapped | Series C · $200M raised |
| Best for | Creators and small businesses that want beautifully designed email, and those selling digital products, courses or services who need checkout and sales pages. | Writers, journalists, podcasters, video creators and media companies that want to sell subscriptions directly to readers |
Plans side by side
Flodesk
Substack
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
Flodesk
- Highest niche ratings, with 4.97/5 on Capterra
- Rating based on only 33 reviews, so less representative
Substack
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Flodesk vs Substack”, https://slateindex.ai/compare/flodesk-vs-substack, data of Nov 2, 2026. Licence: CC BY 4.0.