Life & fun · alternatives · 2026

24 alternatives to Tranquility Sensory Deprivation Tank

out-of-body experience in warm salty water floation

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Tranquility Sensory Deprivation Tank launched in 2016; newer entries below may have overtaken it.

1. 1
   Float Lab▲4

   The most hygienic & largest sensory deprivation experience.

   2016 · floatlab.com · its alternatives →

2. 2
   Koi.rest – watch some fish and regain your balance▲228

   A koi pond to stare at. A place to do nothing.

   29d ago · koi.rest · its alternatives →

3. 3
   Midlife Engineering▲439

   Interactive synth for sound therapy & a harmonious mind

   2025 · midlife.engineering · its alternatives →

4. 4
   Float Naked▲75

   Luxury Pool Floats

   2016 · its alternatives →

5. 5
   Calmaria▲178

   Breathing exercise for you to relax during this rough time

   2020 · calmaria.app · its alternatives →

6. 6
   Dipsea▲169

   Short, erotic stories made by women for women.

   2019 · apps.apple.com · its alternatives →

7. 7
   Chillax▲92

   Ambient sounds for sleep & relaxation

   2017 · apps.apple.com · its alternatives →

8. 8
   No Stress▲104

   Relax, recharge and revive with no stress

   2023 · balikgames.com · its alternatives →

9. 9
   SCORKL▲150

   Breathe underwater for up to 10 minutes

   2017 · kickstarter.com · its alternatives →

10. 10
    A Soft Murmur▲92

    Ambient sounds to wash away distraction.

    2014 · asoftmurmur.com · its alternatives →

11. 11
    Hot Tug▲92

    A floating boating hot tub

    2017 · hottug.nl · its alternatives →

12. 12SH
    Smartphone haptics for inducing calm, an alternative to meditation▲14

    Hey HN, We've been working in neurotech over the past few years, primarily focusing on improving sleep. A friend asked if I would build her a vagal nerve stimulation device. These are devices used to improve relaxation, and “vagal tone”. She didn't want to shell out hundreds for the existing solutions. I originally said no, but then I thought, what if we leveraged smartphone haptics to achieve the same effect as these expensive devices? After some tinkering, Harbor: Immersive Calm was published to the app store last week. https://getharbor.app It’s pretty basic and very MVP, no…

    2023 · getharbor.app · its alternatives →

13. 13
    Serene▲70

    Immerse in nature, find inner peace

    2023 · apps.apple.com · its alternatives →

14. 14
    Flowly▲137

    VR & biofeedback to take control of body because pain sucks

    2021 · apps.apple.com · its alternatives →

15. 15
    lofi.life▲130

    Relax & code with ambient sounds, a timer & to-do list

    2023 · lofi-life.vercel.app · its alternatives →

16. 16
    VirtOcean▲107

    Build your own unique ocean for relaxation or productivity.

    2017 · virtocean.com · its alternatives →

17. 17
    ChillScape▲80

    An interactive sound therapy app for meditation

    2018 · apps.apple.com · its alternatives →

18. 18
    Aura Water: Private Hydration▲122

    Offline water tracker with a private AI hydration coach

    Mar 2026 · locikit.com · its alternatives →

19. 19
    The Mishka Edition Fisher Wallace Stimulator▲68

    A portable brain stimulation device

    2015 · its alternatives →

20. 20
    Away for iPhone▲73

    High-quality relaxing nature sounds

    2016 · its alternatives →

21. 21
    Mindleap▲83

    A healing platform for inner wellness & psychedelics

    2021 · mindleap.com · its alternatives →

22. 22
    Headspace Meditation Pods▲17

    Making the invisible, visible.

    2016 · headspace.com · its alternatives →

23. 23
    Defonic Ocean▲79

    Ralax or focus with ocean soundscapes

    2021 · defonic.com · its alternatives →

24. 24
    Sound Bath▲67

    Ambient background sounds

    2020 · sound-bath.glitch.me · 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 →