# Engage

Reach your customers across email, SMS, push, and in-app — with reusable segments, one-shot campaigns, and multi-step journeys.

[← TotalCtrl Help Center](https://help.totalctrl.app/en-US/)

## Articles

- [Insert links to your other apps in a template](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-template-app-links)
- [What is Engage?](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-overview)
- [Journeys](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-journeys)
- [Channels, consent & opt-outs](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-channels-consent)
- [Campaigns](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-campaigns)
- [API & webhooks](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-api-webhooks)
- [Monthly active users & plan limits](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-mau-limits)
- [Outcomes, A/B tests & reporting](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-outcomes)
- [Building segments](https://help.totalctrl.app/hc/totalctrl/totalctrl-help-center/en-US/articles/engage-segments)