# Can my smart phone act as an arrival sensor and unlock my smart lock? **URL:** \ **Category:** Automation Ideas\ **Created:** [March 28, 2017, 12:55pm UTC](https://community.smartthings.com/t/can-my-smart-phone-act-as-an-arrival-sensor-and-unlock-my-smart-lock/82907 "2017-03-28T12:55:31Z")\ **Posts on this page:** 1\ **Showing post:** 5
**Author:** ![jkp](https://yyz2.discourse-cdn.com/smartthings/user_avatar/community.smartthings.com/jkp/32/117130_2.png) [@jkp](https://community.smartthings.com/u/jkp)\ **Post date:** [March 28, 2017, 1:16pm UTC](https://community.smartthings.com/t/can-my-smart-phone-act-as-an-arrival-sensor-and-unlock-my-smart-lock/82907/5 "2017-03-28T13:16:37Z")
this thread may help you with setting up your phone presence > [@FAQ: The Many Ways of Detecting Presence (2020)](https://community.smartthings.com/t/faq-the-many-ways-of-detecting-presence/51563): > > Presence, regardless of the device you use, is one of those features that works great for some people, not at all for other people, and is randomly flaky for still others. It’s very much affected by local conditions. So some people will find that phone presence works much better than the SmartThings-branded presence sensor. Other people will find the reverse. Still other people, myself included, find that they have to use a combination of two devices in order to get reliable presence indication. So if this feature tends to work differently for different people, where do you start? 1. Using a Smart Phone as a Presence Indicator Well, since most people who have SmartThings have a smart phone, it’s worth starting there. This method has changed significantly in the change fro… --- _[View the full topic](https://community.smartthings.com/t/can-my-smart-phone-act-as-an-arrival-sensor-and-unlock-my-smart-lock/82907)._