ApproveAPI vs MailSwift

A simple API to request a user's real-time approval on anything via email, sms + mobile push.

ApproveAPI​ is a developer API for requesting a user's real-time approval on anything via Email, SMS, and in-app Mobile Push notifications with a consistent tap-to-approve user experience.

Use ApproveAPI to verify financial transactions in real-time, send magic sign-in links, authorize new device sign-ins, confirm identity for lost accounts or customer support, and setup multi-person approvals all in one simple API that works uniformly across Email, SMS, and iOS/Android Push notifications (via our Push SDK).

Location: Boston, United States

An app that helps you send newsletters & promotional mailers, 10X cheaper via Amazon SES

MailSwift helps you send newsletters and personalized promotions using Amazon SES with zero coding efforts. You can also clean your subscriber list by weeding out invalid, duplicate and disposable emails at no additional cost.

Start tracking campaign analytics, improving email deliverability and securing domain reputation at a fraction of your current email marketing budget using MailSwift.