Buttondown vs Keap
Buttondown is a newsletter platform while Keap is a all-in-one marketing platform. Keap has been around since 2001, giving it a 16-year head start over Buttondown (founded 2017). Buttondown is the more affordable option at $9/mo — that's $290 less than Keap's $299/mo entry point. Buttondown offers a free plan (100 subscribers), while Keap does not. Keap has the edge with A/B testing, SMS marketing, a drag-and-drop editor.
Quick Verdict
Buttondown wins on price, deliverability, rating, free tier.
Keap wins on integrations.
Best for most users: Buttondown (developers).
Buttondown
The easiest way to start and grow your newsletter
Buttondown is a minimalist newsletter platform beloved by developers and writers who prefer Markdown over drag-and-drop editors. It focuses on writing quality and simplicity, with excellent API support for custom integrations and automations.
Keap
CRM-powered sales and marketing automation for small businesses
Keap (formerly Infusionsoft, founded 2001, acquired by Thryv in 2024) is a premium all-in-one CRM and marketing automation platform built for sales-driven small businesses that need contact management, email sequences, SMS marketing, invoicing, and appointment scheduling in a single tool. Its strength lies in powerful automation workflows and a dedicated Customer Success Manager, but the $299/month starting price for just 1,500 contacts makes it one of the most expensive options in its category.
Feature Comparison
| Feature | Buttondown | Keap |
|---|---|---|
| Rating | 4.4/5 | 4.2/5 |
| Starting Price | $9/mo | $299/mo |
| Free Plan | 100 subscribers | No free plan |
| Founded | 2017 | 2001 |
| Email Templates | 5 | 70 |
| Integrations | 30 | 5,000 |
| Deliverability Rate | 98% | 93% |
| Marketing Automation | ✓ | ✓ |
| A/B Testing | ✕ | ✓ |
| Landing Pages | ✓ | ✓ |
| Segmentation | ✓ | ✓ |
| Drag & Drop Editor | ✕ | ✓ |
| SMS Marketing | ✕ | ✓ |
| Ecommerce Features | ✓ | ✓ |
| API Access | ✓ | ✓ |
| Multi-Language | ✕ | ✕ |
| Web Push Notifications | ✕ | ✕ |
| Live Chat | ✕ | ✓ |
| Advanced Analytics | ✓ | ✓ |
Buttondown: Pros & Cons
Pros
- +Markdown-first writing experience
- +Excellent API for developers
- +Clean, minimal interface
- +Paid subscription support
- +Custom domain on free plan
Cons
- −No visual email editor
- −Minimal templates
- −No A/B testing
- −Small free plan (100 subscribers)
- −Limited integrations
Keap: Pros & Cons
Pros
- +Powerful drag-and-drop automation builder that handles complex multi-step sales workflows with conditional triggers
- +True all-in-one platform combining CRM, email, SMS, invoicing, payments, and appointment scheduling
- +Dedicated Customer Success Manager included with every plan for hands-on onboarding and support
- +Deep contact management with tagging, segmentation, and centralized views that reduce manual data entry
- +Built-in text marketing with tiered messaging plans and voice minutes integrated directly into automations
Cons
- −Extremely expensive at $299/month for only 1,500 contacts, with costs escalating quickly for additional contacts and users
- −Steep learning curve with complex campaign builder layouts and no undo button, causing frustration during setup
- −Email marketing capabilities feel half-baked compared to dedicated email platforms despite the premium pricing
- −Invoicing feature is rigid and does not support hourly billing or flexible customization
- −Dated mobile experience and slow feature development compared to more agile competitors like GoHighLevel
The Verdict
Buttondown edges ahead with a 4.4/5 rating compared to Keap's 4.2/5. The gap comes mainly from value for money (4.8 vs 3.7) and deliverability (4.5 vs 3.9). On deliverability, Buttondown reports 98% compared to 93% for Keap — a meaningful difference if inbox placement is critical for your campaigns.
| Criterion | Weight | Buttondown | Keap |
|---|---|---|---|
| Starting Price | 30% | $9/mo | $299/mo |
| Deliverability | 25% | 98% | 93% |
| Rating | 25% | 4.4/5 | 4.2/5 |
| Integrations | 10% | 30 | 5000 |
| Free Tier | 10% | Yes | No |
Weights determine how much each criterion counts toward the final score. See full methodology
Choose Buttondown if…
- + You want lower starting costs ($9/mo)
- + You need a free plan to get started
- + You're a developers
- + You're a writers
Choose Keap if…
- + You need SMS marketing
- + You need A/B testing
- + You're a sales driven small businesses
- + You're a service based businesses