Buttondown
A small, elegant tool for producing newsletters.
Flow State
2 hours of FREE music that's perfect for working, every day
FactScore™ 0Updated February 2026
| Buttondown | Flow State | |
|---|---|---|
| Rating | 5.0★ | N/A |
| Reviews | 10 | 0 |
| Pros | 13 | 0 |
| FactScore™ | 52.1 | 0 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Buttondown — Pros
Responsive support Simple interface Markdown support Active development Categories for subscribers Custom domain support Customization options Easy setup Fair pricing Free tier No tracking option Scalability Subscriber managementBoth tools — Pros
—Only in Flow State — Pros
No unique pros listedOnly in Buttondown — Cons
Less generous pricing modelBoth tools — Cons
—Only in Flow State — Cons
—Details
| Buttondown | Flow State | |
|---|---|---|
| Categories | Newsletter platforms | Newsletter platforms, News |
| Platforms | Web | Web |
| Became Popular | July 9, 2017 | December 27, 2018 |
| Website | buttondown.com | flowstate.substack.com |
Who Should Pick Which?
Choose Buttondown if...
- Responsive support
- Simple interface
- Markdown support
Choose Flow State if...
- No unique pros listed
With a FactScore™ of 52.1 vs 0, Buttondown leads in community reception. Buttondown uniquely offers Responsive support and Simple interface, while Flow State stands out for No unique pros listed.
What Users Say
Buttondown
Buttondown has been an amazing experience for me. The service is constantly being improved and customer service is the best. My newsletter with Buttondown has grown from a fairly small list to over...
10x better than Mailchimp, Substack, Mailerlite, Tinyletter, and others. Trust me, I've tried them all. Easy to set up, but lots of options for customization if you want them.
Just the best newsletter tool out there. The new pricing model is less generous than before, but even with that in mind it is still worth every penny.
Flow State
No reviews yet
Related Comparisons
Frequently Asked Questions
Which is better, Buttondown or Flow State?
Based on FactScore™, Buttondown leads with a score of 52.1 vs 0. Buttondown has a higher rating of 5.0★ compared to N/A★.
What are the pros of Buttondown compared to Flow State?
Buttondown uniquely offers: Responsive support, Simple interface, Markdown support, Active development, Categories for subscribers.
What are the pros of Flow State compared to Buttondown?
Flow State uniquely offers: No unique pros listed.
Is Buttondown better rated than Flow State?
Buttondown is rated 5.0★ from 10 reviews. Flow State is rated N/A★ from 0 reviews.
What is the FactScore™ of Buttondown and Flow State?
FactScore™ weighs rating and review volume together. Buttondown scores 52.1 and Flow State scores 0.
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