https://indiefollow.top/ideas/water-intake-tracker/
Hydration Reminder - App Idea to Make Money | Stay hydrated with smart reminders
Discover 38 realistic, indie-maker-friendly app ideas you can actually build and monetize solo. No complex marketplaces, no network effects required.
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https://businesstelegraph.co.uk/the-no-reminder-hydration-blueprint/
The No-Reminder Hydration Blueprint - Business Telegraph
Mar 6, 2026 - When built correctly, a no-reminder hydration system works quietly in the background without alarms or tracking apps
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