Which HOLMAN app should I use to control my Tap Timer? Matt W 06 March 2020 00:55 Updated Follow Holman Water Click here to download Holman Water to your iOS or Android device. Bluetooth® Tap Timer (CO3015) iGardener™ Click here to download iGardener™ to your iOS or Android device. BTX1 Bluetooth® Controlled Tap Timer BTX6 Bluetooth® Indoor 6 Zone Controller BTX8 Bluetooth® Outdoor 6 Zone Controller Holman Home Click here to download Holman Home to your iOS or Android device. WX8 8 Station Wi-Fi Controller WX8 Wi-Fi Irrigation Controller with EVIE Sensor Related articles Why won't my Bluetooth® Tap Timer connect to Holman Water on my mobile device? What size holes should I drill for my Deck Lights? Why won't my Tap Timer start watering at my scheduled time? Comments 0 comments Please sign in to leave a comment.