When it comes to push email solutions, Z-Push is a popular choice, but there are several alternatives available that offer similar functionalities. These alternatives cater to different needs, providing varying levels of flexibility, security, and integration with other software solutions. Below are some of the most notable options for businesses looking for an efficient push email synchronization system.

1. Microsoft Exchange ActiveSync

  • Widely adopted standard for push email synchronization
  • Integrates seamlessly with Microsoft services
  • Supports calendar, contacts, and tasks syncing in addition to emails

2. Dovecot with IMAP IDLE

  • Open-source solution that offers a high degree of customization
  • Uses IMAP IDLE to provide near-real-time synchronization
  • Supports push notifications with IMAP clients

Important: Dovecot is often chosen for its ability to handle high-volume email environments, particularly in self-hosted scenarios.

Comparison Table

Feature Microsoft Exchange ActiveSync Dovecot with IMAP IDLE
Push Notification Yes Yes
Calendar Support Yes No
Cost Commercial License Free (Open Source)