Top 10 Smart Bathtub Thermometers with App Control 2025: Best Connected Bath Gadgets for Perfect Temperature

Best gadgets: Top 10 Smart Bathtub Thermometers with App Control 2025: Best Connected Bath Gadgets for Perfect Temperature

No more guesswork for the perfect soak! In 2025, smart bathtub thermometers provide instant, app-based temperature readings, baby-safe alerts, and easy monitoring—making every bath relaxing and safe.

App-connected temperature monitoringReal-time digital displayHigh/low temperature alertsWaterproof, safe for kids and babiesRechargeable or long-life batteryCustomizable safe temperature zonesEasy clip or float designMemory for tracking bath historyVoice assistant integrationLED indicator lights

Govee WiFi Thermometer Hygrometer H5179, Smart Humidity Temperature Sensor with App Notification Alert, 2 Years Data Storage Export, Remote Monitor for Room Greenhouse (Only Support 2.4G Wi-Fi)

Amazon.com: Govee WiFi Thermometer Hygrometer H5179, Smart Humidity Temperature Sensor with App Notification Alert, 2 Years Data Storage Export, Remote Monitor for Room Greenhouse (Only Support 2.4G Wi-Fi) : Patio, Lawn & Garden

$39.99$29.99

Govee Bluetooth Digital Hygrometer Indoor Thermometer, Room Humidity and Temperature Sensor Gauge with Remote App Monitoring, Large LCD Display, Notification Alerts, 2 Years Data Storage Export, Grey

Amazon.com: Govee Bluetooth Digital Hygrometer Indoor Thermometer, Room Humidity and Temperature Sensor Gauge with Remote App Monitoring, Large LCD Display, Notification Alerts, 2 Years Data Storage Export, Grey : Patio, Lawn & Garden

$12.99$11.04

Govee WiFi Hygrometer Thermometer Sensor 3 Pack, Indoor Wireless Smart Temperature Humidity Monitor with Remote App Notification Alert, 2 Years Data Storage Export, for Home, Greenhouse

Amazon.com: Govee WiFi Hygrometer Thermometer Sensor 3 Pack, Indoor Wireless Smart Temperature Humidity Monitor with Remote App Notification Alert, 2 Years Data Storage Export, for Home, Greenhouse : Patio, Lawn & Garden

$53.19$45.21

Govee WiFi Thermometer Hygrometer H5051, Bluetooth Indoor Temperature Humidity Monitor with App Notification Alert, Smart Humidity Sensor for Greenhouse Wine Cellar, 2 Years Free Data Storage Export

Amazon.com: Govee WiFi Thermometer Hygrometer H5051, Bluetooth Indoor Temperature Humidity Monitor with App Notification Alert, Smart Humidity Sensor for Greenhouse Wine Cellar, 2 Years Free Data Storage Export : Patio, Lawn & Garden

$34.99

Smart Pool Thermometer with WiFi Gateway, Digital Floating Anti-Fog 360° Reading with IPX7 Waterproof, Remote App Notification Alert for Hot Tub/Ice Bath/Swimming Pool/SPA/Aquarium/Pond

Buy BaldrTherm Smart Pool Thermometer with WiFi Gateway, Digital Floating Anti-Fog 360° Reading with IPX7 Waterproof, Remote App Notification Alert for Hot Tub/Ice Bath/Swimming Pool/SPA/Aquarium/Pond: Test Kits & Thermometers - Amazon.com ✓ FREE DELIVERY possible on eligible purchases

$39.99$29.74

Smart WiFi Temperature Humidity Monitor: TUYA Wireless Temperature Humidity Sensor with APP Notification Alerts, WiFi Thermometer Hygrometer for Home Pet Garage,Compatible with Alexa

Amazon.com: Smart WiFi Temperature Humidity Monitor: TUYA Wireless Temperature Humidity Sensor with APP Notification Alerts, WiFi Thermometer Hygrometer for Home Pet Garage,Compatible with Alexa : Patio, Lawn & Garden

$22.98$17.12

YoLink Smart Pool Floating Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub, Fish Tank. Hub Required!

Buy YoLink Smart Pool Floating Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub, Fish Tank. Hub Required!: Outdoor Thermometers - Amazon.com ✓ FREE DELIVERY possible on eligible purchases

$28.99$23.19

INKBIRD Solar Wireless Pool Thermometer with 7-in-1 WiFi Gateway | Indoor Temperature Humidity Monitor with Data Export | Smart Swimming Pool Thermometer for Bathtub, Pond

Buy INKBIRD Solar Wireless Pool Thermometer with 7-in-1 WiFi Gateway | Indoor Temperature Humidity Monitor with Data Export | Smart Swimming Pool Thermometer for Bathtub, Pond: Test Kits & Thermometers - Amazon.com ✓ FREE DELIVERY possible on eligible purchases

$79.99

YoLink Smart X3 Version Outdoor Temperature Data Logger with Probe, Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub, Fish Tank. Hub Included!

YoLink Smart X3 Version Outdoor Temperature Data Logger with Probe, Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub, Fish Tank. Hub Included!: Amazon.com: Industrial & Scientific

$69.99$49.99

Smart Thermometer Hygrometer: WiFi Temperature Sensor with External Probe, Weather Function Thermometer Humidity Meter for Freezer, Aquarium, App Alert,Remote Monitor, Compatible with Alexa (1PCS)

Amazon.com: Smart Thermometer Hygrometer: WiFi Temperature Sensor with External Probe, Weather Function Thermometer Humidity Meter for Freezer, Aquarium, App Alert,Remote Monitor, Compatible with Alexa (1PCS) : Patio, Lawn & Garden

$15.99

WiFi Temperature Sensor Smart Thermometer: Digital Temperature Monitor Gauge with Waterproof External Probe, App Alert & Buzzer Alarm, Rechargeable Battery, for Freezer, Refrigerator, Fish Tank

Buy WiFi Temperature Sensor Smart Thermometer: Digital Temperature Monitor Gauge with Waterproof External Probe, App Alert & Buzzer Alarm, Rechargeable Battery, for Freezer, Refrigerator, Fish Tank: Refrigerator Thermometers - Amazon.com ✓ FREE DELIVERY possible on eligible purchases

$35.13$29.59

Tuya Smart Wireless Battery Powered Humidity and Temperature Sensor, Free Data Storage Export, Long-Lasting for Home/Basement/Baby Room, Alexa Compatible, Real-Time Alerts via App (1 Pack)

Amazon.com: Tuya Smart Wireless Battery Powered Humidity and Temperature Sensor, Free Data Storage Export, Long-Lasting for Home/Basement/Baby Room, Alexa Compatible, Real-Time Alerts via App (1 Pack) : Patio, Lawn & Garden

$12.88

WiFi Hygrometer Thermometer Sensor: Smart Temperature Humidity Monitor, with Remote Monitor and TUYA APP Notification Alert, High Precision Indoor Thermometer No Hub Required, Work with Alexa (1-Pack)

Amazon.com: WiFi Hygrometer Thermometer Sensor: Smart Temperature Humidity Monitor, with Remote Monitor and TUYA APP Notification Alert, High Precision Indoor Thermometer No Hub Required, Work with Alexa (1-Pack) : Patio, Lawn & Garden

$13.99$12.31

Why Use a Smart Bathtub Thermometer?

Traditional thermometers are slow and unreliable. Smart models offer instant, accurate readings, alerts for baby-safe temps, and even log your favorite bath conditions for the perfect soak every time.

Choosing the Best Model

Look for waterproofing, reliable app alerts, fast readings, and simple controls. Baby safety features and long battery life are big bonuses for families.

FAQ

Are smart bath thermometers safe for babies?
Yes, top models are made from BPA-free, waterproof materials and provide instant alerts for safe temperatures.
Can I set temperature alarms on my phone?
Absolutely! Most apps let you set custom safe zones and receive instant alerts for hot or cold water.
Do these devices work for hot tubs too?
Yes, smart thermometers are perfect for baths, hot tubs, and even small pools—just check the max temperature range.