HidrateSpark is a smart water bottle brand, founded in 2014 by a group of friends from the University of Minnesota, that tracks how much water a person drinks and syncs that data to a companion smartphone app. The idea for the product began after one of the founders became ill from dehydration, prompting the group to build an early prototype at a Startup Weekend hackathon, built in just 54 hours, before going through the Techstars Accelerator program and launching the first HidrateSpark bottle through a Kickstarter crowdfunding campaign.
How HidrateSpark tracks hydration
HidrateSpark bottles use a built-in flow meter to measure how much liquid a user drinks each time they take a sip, syncing that data over Bluetooth to a smartphone app that tracks daily water intake against a personalized goal. Newer models in the lineup, such as the HidrateSpark PRO, add a customizable glow feature that lights up the bottle as a visual reminder to drink more water when a person is falling behind on their daily goal.
Newer HidrateSpark features
The HidrateSpark PRO 2 model added sound-based reminders alongside the bottle’s glow feature, plus integration with Apple’s Find My network, letting a user locate a misplaced bottle the same way they might track an AirTag. These additions reflect how the smart water bottle category has expanded beyond simple intake tracking into broader convenience features aimed at making the bottle easier to use and harder to lose.
HidrateSpark’s retail and clinical use
HidrateSpark bottles are sold globally by Apple among other retailers, and the company says its bottles have been used in clinical trials at institutions including the Mayo Clinic and the Cleveland Clinic, lending the product some credibility in a hydration-tracking category that otherwise competes largely on consumer wellness and lifestyle appeal rather than clinical validation.
Why hydration tracking became a wearable-adjacent product category
As fitness trackers and smartwatches popularized tracking metrics like steps and heart rate, hydration became a natural extension for health-conscious consumers who wanted similarly detailed data about their water intake, a metric that’s otherwise difficult to track accurately without manually logging every drink throughout the day. HidrateSpark’s automatic, sip-by-sip tracking removes that manual logging step entirely.
HidrateSpark within the hydration-tracking market
HidrateSpark competes against both other dedicated smart water bottle brands and simpler hydration-tracking apps that rely on a user manually logging each drink rather than automatic flow-meter tracking. Its retail presence through Apple and its cited use in clinical trials have helped distinguish it from newer entrants in a hydration-tech category that has grown alongside broader consumer interest in wellness tracking devices.
FAQs
How does HidrateSpark track how much water I drink? HidrateSpark bottles use a built-in flow meter that measures liquid passing through the bottle each time a user drinks, syncing that data over Bluetooth to a companion smartphone app.
When was HidrateSpark founded? HidrateSpark was founded in 2014 by a group of friends from the University of Minnesota, launching its first bottle through a Kickstarter crowdfunding campaign after going through the Techstars Accelerator program.
What does the glow feature on HidrateSpark bottles do? The glow feature, found on models like the HidrateSpark PRO, lights up the bottle as a customizable visual reminder when a user is falling behind on their daily water-intake goal.
Has HidrateSpark been used in medical research? The company says its bottles have been used in clinical trials at institutions including the Mayo Clinic and the Cleveland Clinic.
Does HidrateSpark work with any water bottle size? HidrateSpark sells its smart tracking technology built into specific bottle models and sizes designed by the company, rather than as an add-on sensor that fits any existing bottle a consumer already owns.
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Key facts
- HidrateSpark was founded in 2014 by a group of friends from the University of Minnesota.1
- Its bottles use a built-in flow meter to track water intake, synced via Bluetooth to an app.1
- The HidrateSpark PRO adds a customizable glow reminder; the PRO 2 adds sound alerts and Apple Find My.
- The company says its bottles have been used in clinical trials at the Mayo Clinic and Cleveland Clinic.
Quick checkWhat makes HidrateSpark different from a regular water bottle?Show answer
HidrateSpark bottles use a built-in flow meter to automatically track how much water a user drinks, syncing that data to an app and, on some models, glowing or sounding an alert to remind the user to drink more.
Sources
- HidrateSpark, Our Story, https://hidratespark.com/pages/our-story
Editorially reviewed by Specialty Digest Editorial TeamLast reviewed November 9, 2026Researched and drafted with AI assistanceReport an issue