Work · alternatives · 2026
24 alternatives to Estream: A Portable Water Power Generator Fits into Your Backpack
Charge your mobile devices with water energy.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Estream: A Portable Water Power Generator Fits into Your Backpack launched in 2016; newer entries below may have overtaken it.
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Estream converts any type of moving water into stored energy
2016 · kickstarter.com · its alternatives →
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Converts water into stored energy.
2016 · facebook.com · its alternatives →
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A battery that can charge your laptop 10 times over
2017 · indiegogo.com · its alternatives →
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My JAQ▲87Portable charger -- energy from water & salt (pre-launch)
2015 · 90phutzab.tv · its alternatives →
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Light Water▲86The best portable water purifier system for the outdoors
2019 · kickstarter.com · its alternatives →
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Orison, a plug-and-play home energy storage device
2016 · artofthekickstart.com · its alternatives →
- 16
Offline water tracker with a private AI hydration coach
Mar 2026 · locikit.com · its alternatives →
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RAVPower▲125High quality power banks,replacement batteries, AC adapters
2020 · ravpower.com · its alternatives →
- 19
WaterMinder▲117Keep tab and get reminded to drink more water!
2016 · apps.apple.com · its alternatives →
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Lucis 3.0▲76Introducing a new series of powerful portable mood lamps
2018 · lucislamp.com · its alternatives →
- 22
Ecoisme 2.0▲109A smart energy monitor for your home appliances
2017 · ecoisme.com · its alternatives →
- 23
MeterHero▲87Track your utilities. Conserve water and energy
2015 · meterhero.com · its alternatives →
- 24
Forget the fuel. Charge your gadgets.
2014 · biolitestove.com · its alternatives →
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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 →