Easy, effective, private
Setup took less than a minute. Reminders are super effective. Strict privacy by default is what makes Steadfast the winner in this day and age.
Free
In-App Purchases
About
This app helps you track your fasting windows and hydration with a simple, ad-free interface. It offers customizable schedules, water logging, and insights into your body's fasting zones. Premium features provide advanced analytics and customization options.
✓One-tap fasting timer
✓Water tracking with goals
✓Fasting zone insights
✓Streak tracking
✓Hydration reminders
✓Home screen widgets
✓Apple Watch app
✓HealthKit integration
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What's New in Steadfast
1.1
April 23, 2026
Water tracking lives on the Timer now — log a glass in one tap. Set your bottle size during onboarding and see "≈ N bottles to hit your goal." Water syncs to Apple Health automatically. New & redesigned widgets: Fasting Timer, Fasting Heatmap, Hydration Heatmap, Combined Dashboard, and Water Quick-Add. All match your app theme. Apple Watch redesigned with separate Fasting and Water tabs — quick-log water from your wrist, custom amounts included. Timer polish: 9 duration presets from 12:12 to 48 hours, plus a custom slider. Lightbulb tip button, new Help Hub with Fasting Tips and Hydration guidance. Settings rebuilt: cleaner sections, editable bottle name, daily water goal slider. Plus: hydration reminders during active fasts, CloudKit sync improvements, and a new way to support the app — tap "Rate Steadfast" in Settings if you're enjoying it.
MoreSubscription plans
Premium Yearly
All premium features. Save 48% vs monthly.
$24.991 Year
User reviews
FAQ
Does Steadfast have ads?
No, Steadfast is ad-free. The app explicitly states 'No ads. No account. Just fast.' in its description, ensuring an uninterrupted user experience.
What are the subscription costs for Steadfast Premium?
Steadfast Premium is available for $3.99 per month or $24.99 per year. This pricing is presented as a fraction of what other fasting apps charge.
What features are included in Steadfast Premium?
Steadfast Premium unlocks advanced analytics like heatmaps and week-over-week trends, custom themes, CSV data export, an extended widget library, and priority support.
What devices does Steadfast support?
Steadfast is supported on Apple Watch, iPhone, and iPad. It also features iCloud sync for seamless data transfer across your devices.
How does Steadfast integrate with Apple Health?
Water intake logged in Steadfast is written to Apple Health as dietary water. Weight data also syncs both ways with HealthKit, ensuring your health data remains centralized.
What is the age rating for Steadfast?
Steadfast has an age rating of 4+. This indicates it is suitable for a wide range of users, including children, with no mature content.
How often is Steadfast updated?
Steadfast was last updated on April 23, 2026, with version 1.1. This suggests a consistent update schedule for the application.
What makes Steadfast different from other fasting apps?
Steadfast focuses on being a simple, ad-free fasting and hydration tracker without the bloat of calorie counters, meal loggers, or social networks. It avoids locking basic features behind expensive subscriptions.