Work · alternatives · 2026

24 alternatives to Underwater treadmill

A Japanese invention.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Underwater treadmill launched in 2017; newer entries below may have overtaken it.

1. 1
   Tread by Leatherman▲81

   An analog wearable

   2015 · leatherman.com · its alternatives →

2. 2
   The Mishka Edition Fisher Wallace Stimulator▲68

   A portable brain stimulation device

   2015 · its alternatives →

3. 3
   Mussel▲55

   A retro underwater SHMUP synced to a single chiptune track

   2015 · jonathanwhiting.com · its alternatives →

4. 4
   Momentum Machines▲69

   Gourmet Hamburger-making Robots: The Next Gen of Fast Food

   2014 · ttoto99.com · its alternatives →

5. 5
   WearUI▲186

   Collection / Inspiration for wearable device interfaces.

   2014 · wearui.co · its alternatives →

6. 6
   Braava Jet▲142

   Roomba’s first robotic mopping machine

   2016 · irobot.com · its alternatives →

7. 7
   Archelis▲125

   A wearable chair

   2016 · archelis.com · its alternatives →

8. 8
   Miimo▲175

   Robot lawn mower, by Honda.

   2017 · honda.co.uk · its alternatives →

9. 9
   UpRight▲86

   Wearable posture trainer

   2015 · uprightpose.com · its alternatives →

10. 10
    Drop (Kickstarter)▲74

    A smart pool monitor

    2015 · kickstarter.com · its alternatives →

11. 11
    Gymwatch▲105

    A Fitness Tracker and Personal Trainer Rolled Into One.

    2015 · its alternatives →

12. 12
    RunScribe▲68

    A wearable for smarter training

    2014 · runscribe.com · its alternatives →

13. 13
    Seatswing▲106

    Hands free toilet seat

    2017 · seatswing.com · its alternatives →

14. 14
    Breath▲80

    Smart Ultrasonic Humidifier

    2014 · roolen.co · its alternatives →

15. 15
    Smart Cube▲67

    Bluetooth-enabled portable locking system

    2016 · indiegogo.com · its alternatives →

16. 16
    Sunu band▲114

    Sonar wristband that improves mobility for the blind

    2017 · sunu.io · its alternatives →

17. 17
    Fitness Cubed▲67

    Under-desk elliptical to stay fit sitting @ work, pre-launch

    2014 · cubii.com · its alternatives →

18. 18
    Blue Goji▲77

    Gamified Exercise Equipment

    2013 · bluegoji.com · its alternatives →

19. 19
    PhelpsMoji▲67

    Curated by the most decorated swimmer of all-time 🏊 🏅

    2016 · its alternatives →

20. 20
    Karmic Kyoto▲111

    A modern electric bike built for women

    2016 · kickstarter.com · its alternatives →

21. 21
    Hacker Body▲71

    P90x for Nerds: A Geek's Guide to Fitness

    2014 · hackerbody.com · its alternatives →

22. 22MD
    My dad designed and built a ventilator prototype with a bicycle pump▲37

    2020 · dropbox.com · its alternatives →

23. 23
    GymTrack▲56

    The Future of Fitness

    2014 · infinitysagax.io · its alternatives →

24. 24
    SmartMat▲72

    A connected yoga mat

    2014 · smartmat.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 →