Life & fun · alternatives · 2026

24 alternatives to WaterO | The only "SMART" reverse osmosis water purifier.

Smartphone Connected Counter-top Purifier.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. WaterO | The only "SMART" reverse osmosis water purifier. launched in 2016; newer entries below may have overtaken it.

1. 1
   AcquaTru▲82

   The 1st countertop reverse osmosis water purifier

   2017 · its alternatives →

2. 2
   IOON▲245

   Smart device that turns water into sanitizer.

   2020 · its alternatives →

3. 3
   OtO Lawn▲88

   A smart sprinkler that makes sustainable lawncare effortless

   2021 · its alternatives →

4. 4
   AutoWater Pro▲137

   Smart kitchen tap for filtration and touchless on/off

   2018 · its alternatives →

5. 5
   Light Water▲86

   The best portable water purifier system for the outdoors

   2019 · its alternatives →

6. 6
   Daily Water Reminder▲174

   Hydration tracker for iOS & watchOS

   Sep 2025 · dailywaterreminder.com · its alternatives →

7. 7
   Sküma Water▲69

   Water purifier that adapts to user’s nutrient needs

   2021 · its alternatives →

8. 8
   TAPP 2▲73

   Worlds first smart biodegradable water filter

   2017 · its alternatives →

9. 9
   Pani Source▲79

   Upgrade your drinking water with infusion pods

   2021 · its alternatives →

10. 10
    IOON 1.0 RTO▲33

    The device that turns water into sanitizer. Again.

    2021 · its alternatives →

11. 11
    Sippo: The Connected Smart Water Bottle▲5

    It knows your hydration status & helps reach optimal levels.

    2015 · its alternatives →

12. 12
    Tap▲67

    QR based operating system for drinking fountains

    2020 · its alternatives →

13. 13
    Water▲170

    The simplest water intake tracker and reminder 💧

    2018 · its alternatives →

14. 14
    SmartShow Mug▲63

    Water mug that tracks hydration, water purity & consumption

    2016 · its alternatives →

15. 15
    Omate Rise▲83

    Standalone water-resistant smartwatch

    2015 · its alternatives →

16. 16
    Thermos Smartlid▲76

    Connected hydration bottle

    2015 · its alternatives →

17. 17
    Waterly: Daily Water Drinking▲77

    waterly, water, daily, drink, reminder, tracking, android

    2022 · its alternatives →

18. 18
    Airmega▲145

    The smart air purifier

    2016 · its alternatives →

19. 19
    Waterfi▲104

    Any electronic device (Kindle, Nike+ etc) Waterproofed.

    2014 · its alternatives →

20. 20
    Aura Water: Private Hydration▲122

    Offline water tracker with a private AI hydration coach

    Mar 2026 · locikit.com · its alternatives →

21. 21
    H2O-Pal▲129

    Create a healthy habit of drinking water. Fitbit for H2O.

    2015 · its alternatives →

22. 22
    Wally▲88

    Connected device to save your home from water damage

    2015 · its alternatives →

23. 23
    Rach.io▲105

    Smart sprinkler controller for iOS and Android

    2014 · its alternatives →

24. 24
    Thirstic▲68

    A smart water tracker that adapts to your daily activity

    2019 · 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 →