MailerSend vs Popsters: Complete Comparison (2026)
An in-depth comparison of MailerSend and Popsters to help you choose the right tool for your business.
Last updated: November 2026
MailerSend
6.9/10
MailerSend is a transactional email and SMS API with SMTP relay and a template builder, aimed at developers and businesses sending app-triggered messages.
Popsters
5.5/10
Popsters is a social media content analytics tool that compares posts and pages, including competitors' pages, across about a dozen networks and exports the results as reports.
Feature-by-Feature Comparison
| Feature | | |
|---|---|---|
| Scores | ||
| Overall Rating | 6.9/10 | 5.5/10 |
| Scalability | 7/10 | 4/10 |
| Ease of Use | 8/10 | 7/10 |
| Customization | 6/10 | 6/10 |
| Security | 6/10 | 3/10 |
| Support | 8/10 | 4/10 |
| Cost | 7/10 | 8/10 |
| Integration | 7/10 | 3/10 |
| Analytics | 6/10 | 7/10 |
| Pricing | ||
| Free plan | Yes | Yes |
| Cheapest paid plan | $7/mo Hobby | $20/mo 1 social network |
| Estimated cost for 10 users | $110/mo Professional | Free Trial |
| Features | ||
| Competitor Analysis | Not listed | |
| Email Marketing | Not listed | |
| Social Media Analytics | Not listed | |
| TikTok Analytics | Not listed | |
MailerSend vs Popsters cost by team size
MailerSend and Popsters cost the same at 1 user; Popsters costs less from 5 users.
| Team size | MailerSend | Popsters |
|---|---|---|
| 1 user | FreeFree | FreeTrial |
| 5 users | $7/moHobby | FreeTrial |
| 10 users | $110/moProfessional | FreeTrial |
| 25 users | $110/moProfessional | FreeTrial |
| 50 users | $110/moProfessional | FreeTrial |
The plan that fits each team size, billed monthly, before add-ons and usage charges. Each cost opens that tool's pricing calculator for the team size.
Which One Should You Choose?
Why choose MailerSend
- Higher Support score (8/10 vs 4/10)
- Higher Integration score (7/10 vs 3/10)
Why choose Popsters
- Lower estimated cost for 10 users: Free vs $110/mo
- Higher Cost score (8/10 vs 7/10)
- Higher Analytics score (7/10 vs 6/10)
Pros & Cons
MailerSend
Pros
- Developers can send through a REST API or an SMTP relay, with SDKs and connectors for Laravel, Django, Rails, Symfony, Supabase and Firebase.
- A free tier of 500 emails and a $7 Hobby plan make it cheap to start.
- Capterra reviewers repeatedly praise its responsive support and clear documentation.
- Built-in blocklist and DMARC monitoring help teams protect deliverability.
- Starter and higher plans add an SMS API, and a WhatsApp add-on is available.
Cons
- It is built for transactional email, not full marketing campaign management.
- Reviewers report sudden throttling or account suspensions after bounce or complaint thresholds are crossed.
- Free and Hobby plans keep only one day of activity history.
- SMS is limited to the USA and Canada.
Popsters
Pros
- Analyzes any public page, including competitors and influencers, without admin permissions
- Covers about 12 networks, including regional platforms like VK, OK and Telegram that many Western tools skip
- Exports reports in six formats, including editable PPTX for client decks
- Low entry price of $19.90 for one network, plus a no-card 7-day trial
Cons
- No post scheduling or publishing, so it is analytics only
- Cost grows with each social network added
- Very few independent user reviews, and G2 shows a low-rated review
- Automated monitoring and team collaboration require a separate product, Lucmus
Not sold on either?
Why We ViralOur product
Free TikTok analytics for social media teams: see which formats, hooks, and topics get views for any creator or competitor, and turn them into content ideas.
Made by the team behind b stack radar. Shown here because it fits this topic. It is not part of our rankings. How we rank tools
Frequently Asked Questions
MailerSend scores higher on our Marketing criteria: 6.9/10 against 5.5/10 for Popsters. The largest gap is in Integration: 7/10 for MailerSend and 3/10 for Popsters.
Popsters costs less for 10 users: free on its Trial plan, against about $110/mo on its Professional plan for MailerSend, billed monthly.
Yes, both MailerSend and Popsters have a free plan.
