OneSignal vs Mailtrap
OneSignal starts at $19/mo across 3 plans. Mailtrap starts at $15/mo across 4 plans.
OneSignal
Transactional Email
From $19$19/moFree tier
Mailtrap
Transactional Email
From $15$15/moFree tier
Mailtrap's cheapest paid plan costs $15/mo, $4 less than OneSignal at $19/mo. Both offer a free tier.