Yes. You can attach a Bluetooth-enabled tracker to your key fob and locate it with a companion app on your phone. Popular options include Apple AirTag, Tile, Samsung Galaxy SmartTag, and Chipolo, each leveraging Bluetooth and crowdsourced networks to help you find your keys.
What options exist today
The following trackers are widely used to attach to keys and other small items, each with its own app and location network.
- Apple AirTag — integrates with the Find My app and uses the vast Find My network of iPhone users to locate items, with privacy safeguards like unknown-item alerts and crowd-sourced location reporting.
- Tile trackers (Tile Pro, Tile Mate, Tile Slim) — use the Tile app; work on iPhone and Android; rely on the Tile network of users for crowd-sourced locations; offer integration with voice assistants and a dedicated battery in some models.
- Samsung Galaxy SmartTag / SmartTag+ — optimized for Samsung devices via the SmartThings app and network; SmartTag+ adds Ultra-Wideband (UWB) for more precise location on compatible devices; works on Android (and limited support on iOS).
- Chipolo ONE / Chipolo ONE Spot — ONE uses Chipolo’s app; ONE Spot integrates with Apple’s Find My network for broader cross-platform functionality; supports iOS and Android depending on model.
Concluding note: these trackers give you a practical way to locate keys and similar items, especially when you frequently misplace them or keep track of multiple things. Some features vary by platform, and availability of precise locating can depend on your device ecosystem and nearby network members.
Choosing the right tracker for your devices
To pick the best option, consider your phone ecosystem and how you typically locate items. The following breakdown helps you decide.
iPhone users
AirTag offers the strongest iPhone-integrated experience via Find My, with broad coverage through the Find My network. Chipolo ONE SPOT also works with Find My, providing a similar cross-ecosystem experience. Tile is usable but won’t leverage Find My’s network.
- AirTag
- Chipolo ONE SPOT
Bottom line: AirTag provides the most seamless iPhone-centric experience and broad location coverage through the Find My network.
Android users
Tile is a popular, widely supported choice on Android, offering a robust app and a large user network. Samsung SmartTag(s) work well for Samsung devices and integrate with SmartThings; other Android users can still use Tile or Chipolo, though features may vary by app ecosystem.
- Tile trackers
- Samsung Galaxy SmartTag / SmartTag+
For broad Android compatibility and cross-platform use, Tile is often the easiest option.
Privacy, security, and practical usage tips
Understand how these networks work and what protections they offer. Most trackers include features to prevent misuse, such as alerts if an unknown tracker is near you and easy ways to disable or report a lost item. Android users can also use Google’s or Apple's scanning tools to detect unfamiliar trackers near them (e.g., Tracker Detect for AirTag on Android).
How to set up and use
Setting up is generally straightforward: purchase a tracker, attach it to your key fob, download the corresponding app, pair the device, and enable location services. You’ll then be able to view its last known location and trigger an alert when the device is within range or near other users’ devices.
- Choose a tracker compatible with your phone: iPhone vs Android ecosystem
- Attach the tracker to your key fob securely
- Install and set up the tracker’s app
- Test locating features by moving out of range and using the app to find it
Concluding note: while these trackers greatly improve your odds of finding misplaced keys, there are still limitations (range, battery life, and the need for nearby network users). Always replace batteries as needed and consider a backup plan for particularly valuable items.
Summary
There isn’t a single universal app that locates every key fob, but several popular trackers provide effective solutions. Apple AirTag, Tile, Samsung Galaxy SmartTag, and Chipolo all offer smartphone apps and location networks that help you find keys and other small items. Your best choice depends on your device ecosystem and whether you want seamless Find My integration (iPhone) or cross-platform support (Android and iOS). For car-related fobs, attaching one of these trackers to the fob is the practical approach, since most car remotes themselves don’t offer universal app-based locating across brands. Always consider privacy implications and use built-in anti-stalking protections where available.