Life & fun · alternatives · 2026

24 alternatives to Cellular Dry Contact Sensor Alarm

Smart IoT Device

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Cellular Dry Contact Sensor Alarm launched in 2021; newer entries below may have overtaken it.

1. 1
   Cellular Water Leakage Detection Sensor▲3

   Get notified via SMS or email when water is detected

   2020 · its alternatives →

2. 2IV
   I’ve built an IoT device to let my family know when I’m in a meeting▲121

   2025 · nullonerror.org · its alternatives →

3. 3
   Ring Alarm System 2.0▲73

   Protect your home, your way.

   2020 · its alternatives →

4. 4
   MicroBot Sense▲74

   Smart sensor that monitors your environment and air quality

   2018 · its alternatives →

5. 5
   theO: Smart Indoor Environment Sensor▲80

   Get intelligent insights into your air quality

   2018 · its alternatives →

6. 6
   Embue▲88

   More than a smart thermostat. Sensors in every room.

   2014 · its alternatives →

7. 7
   WiCub▲73

   An IoT temperature & humidity sensor for your home

   2016 · its alternatives →

8. 8
   OtO Lawn▲88

   A smart sprinkler that makes sustainable lawncare effortless

   2021 · its alternatives →

9. 9
   Battery Share▲122

   Get notified when your friends are running low on power 🔋

   2016 · its alternatives →

10. 10
    Sense▲128

    See what's up. Know what's on.

    2015 · its alternatives →

11. 11
    Thermodo▲73

    The tiny electrical thermometer for your mobile device.

    2014 · its alternatives →

12. 12
    Ex Alarm▲107

    An app that calls your ex if you don't get out of bed

    2014 · its alternatives →

13. 13
    helloplant▲99

    A beautiful professional smart plant sensor

    2017 · its alternatives →

14. 14
    WYND Sentry▲77

    Complete property risk monitoring solution

    2022 · its alternatives →

15. 15
    Roost▲75

    Smart garage door sensors

    2018 · its alternatives →

16. 16
    HomeBatteries for HomeKit▲104

    HomeKit low battery notifications & widgets on iOS & watchOS

    2024 · apps.apple.com · its alternatives →

17. 17IA
    Instant alerts for applications in distress▲79

    2016 · opsee.com · its alternatives →

18. 18
    Aura▲90

    Wireless sleep sensor

    2014 · its alternatives →

19. 19
    Wyze Smart Sprinkler Controller▲75

    WiFi sprinkler system with automatic weather-based watering

    2020 · its alternatives →

20. 20
    Duo▲84

    Chance to save lives. Mobile alerts for your gun safe & more

    2018 · its alternatives →

21. 21
    Stormtag▲72

    A Bluetooth Weather Station. On Your Keyring.

    2014 · its alternatives →

22. 22
    Enviromon.net - Environmental Monitoring Systems▲3

    Prevent Avoidable Disasters

    2018 · its alternatives →

23. 23
    NotifyBridge▲72

    Dead-Simple IoT Push Notifications for Makers & Hobbyists

    Jul 2026 · mindeon.net · its alternatives →

24. 24IB
    I built a tool that texts you if your server goes down▲21

    2025 · yourserverisdown.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →