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Features, pricing and Editor Score side by side — to help you pick the right business & marketing tool in 2026.
Quick verdict
On our Editor Score, Mailjet and Trellus land almost level. Pick Mailjet if you want AI email template generation; choose Trellus for parallel dialer with up to five lines. On pricing, Mailjet is the one with a free or freemium plan, so it's the cheaper place to start.
| Rating | 4.6 / 5 | 4.5 / 5 |
| Pricing | Freemium | Subscription |
| Free tier | ||
| Best for | AI email template generation | parallel dialer with up to five lines |
AInexfinder Editor Score — our editorial rating from features, value and pricing, blended with verified user reviews where a tool has them.
Email marketing platform with AI content generation
AI sales dialer with real-time call coaching
Choose Mailjet if…
Choose Trellus if…
Your use case decides this one: Mailjet leans into AI email template generation, while Trellus is built for parallel dialer with up to five lines. Our Editor Score can't separate them (4.6 vs 4.5), so let pricing and feature fit break the tie. Mailjet is the lower-cost place to start thanks to its free or freemium plan; the other is worth a trial if its feature set fits better.
Mailjet has the higher AInexfinder Editor Score (our editorial rating from features, value and pricing, blended with verified user reviews where a tool has them), but "better" depends on your needs — compare features, pricing and the pros & cons above to decide.
Mailjet (freemium) is best for AI email template generation, while Trellus (subscription) is best for parallel dialer with up to five lines. See the full feature and pricing comparison above.
Mailjet has a free or freemium plan, so it's the cheaper way to start. For paid plans, check each tool's current pricing on its review page.
Mailjet is usually the easier starting point thanks to a lower barrier to entry. Beginners should favour a free tier and a simple interface over raw power.
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Last updated June 2026. Comparisons are ranked by our Editor Score (features, value and pricing, blended with verified user reviews where a tool has them) — see our methodology.