Getting Started
How do I set up a workout?
Tap the + button in the top-left corner to open workout settings. You have two options:
- Manual setup: Adjust sets, reps, work time, and rest time by swiping up or down on each value
- Use a preset: Tap the list icon to choose from built-in workout templates (Tabata, HIIT, Strength, and more)
Tap the checkmark to confirm and start your workout.
How do I start the timer?
Tap the play button or tap directly on the timer display. The app will show a countdown sequence before starting your workout.
How do I reset the timer?
You can reset the timer by:
- Double-tap anywhere on the screen
- Double-tap or long-press the play/pause button
- Tap the reset button (circular arrow) when a workout is configured
How do I change the theme?
Tap the paintpalette icon in the top-right corner to open the theme picker. Choose from 13 beautiful themes:
- Dark themes: Matrix, Ocean, Aurora, Sky, Lavender, Sunset, Peach
- Light themes: Ocean Light, Sky Light, Lavender Light, Sunset Light, Peach Light, Aurora Light
The background gradient animates smoothly, rotating continuously for a dynamic look.
Workout Phases
During your workout, you'll see these phases:
- GET READY - Preparation countdown
- SET - Almost time to begin
- GO - Start your exercise!
- WORKOUT - Active work period
- REST - Recovery between reps
- COMPLETE - You've finished!
Features
Free Features
- 1 free workout setup per day
- Customizable sets, reps, work time, and rest time
- Visual countdown sequence
- Set and rep progress indicators
- 13 beautiful color themes with animated gradients
- Works in portrait and landscape
- Optimized for iPhone and iPad
Premium Features PREMIUM
- Unlimited workout setups
- Statistics & workout history
- Achievements and badges
- Weekly progress charts
- Streak tracking
- Save and load custom presets
- Apple Health integration
Troubleshooting
The timer isn't starting
Make sure you've tapped the play button or timer display. If you have a workout configured, the countdown sequence will play first.
I can't see workout indicators
Set and rep indicators only appear after configuring a workout using the + button and confirming with the checkmark.
I can't access my history or stats
History, statistics, and achievements are premium features. Tap the clock icon and then "Unlock" to upgrade to Premium.
My purchase didn't go through
If your purchase didn't complete:
- Check your internet connection
- Make sure you're signed in to the App Store
- Try the "Restore Purchases" button if you've previously purchased
- Restart the app and try again
Premium Features
Unlock the full potential of Fatbelly with Premium:
Unlimited Workouts
Set up as many workouts as you want, every day.
Statistics & History
Track your progress over time with detailed workout history.
Achievements
Unlock badges and milestones as you progress.
Weekly Charts
Visualize your workout frequency with weekly progress charts.
Streak Tracking
Build momentum with current and longest streak tracking.
Custom Presets
Save your favorite workout configurations for quick access.
Subscription Options
Yearly Premium
Best for committed fitness enthusiasts. Billed annually with full access to all premium features.
Lifetime Premium
One-time purchase for permanent access. Best value for long-term users.
Managing Your Subscription
To manage or cancel your subscription:
- Open the Settings app on your device
- Tap your Apple ID at the top
- Tap Subscriptions
- Select Fatbelly to manage or cancel
Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period.
Restore Purchases
If you've previously purchased Premium and need to restore it:
- Open the paywall (tap "Unlock" on the Progress screen)
- Tap "Restore Purchases" at the bottom
- Sign in with the same Apple ID used for the original purchase
Privacy Policy
Last updated: December 2025
Privacy First
Fatbelly is designed with your privacy in mind. We believe your workout data is your business, not ours.
Data Collection
Fatbelly collects minimal data and keeps everything on your device.
| Data Type |
Collected? |
Details |
| Personal Information |
No |
No name, email, or account required |
| Workout Data |
Local only |
Stored on your device, never transmitted |
| Usage Analytics |
No |
No tracking or analytics |
| Location Data |
No |
Location is never accessed |
| Device Identifiers |
No |
No device IDs collected |
| Advertising Data |
No |
No ads, no ad tracking |
Local Storage
The following data is stored locally on your device:
- Workout settings (sets, reps, work time, rest time)
- Workout history (dates, durations, completion status)
- Theme preferences
- Achievement progress
- Premium status
This data:
- Never leaves your device (except for optional Health sync)
- Is not transmitted to any server
- Is not shared with any third parties
- Is deleted when you uninstall the app
Apple Health Integration
If you choose to enable Apple Health sync (Premium feature):
- Workout data is shared only with the Apple Health app
- You control this through iOS Health permissions
- We never access or store your Health data on external servers
In-App Purchases
Purchases are processed entirely by Apple through the App Store. We do not receive or store any payment information.
Third-Party Services
Fatbelly uses only:
- Apple StoreKit: For processing in-app purchases (handled by Apple)
- Apple HealthKit: Optional workout sync (you control permissions)
No other third-party services, SDKs, or analytics tools are used.
Children's Privacy
Fatbelly does not collect personal data from anyone, including children under 13. The app is safe for users of all ages.
Changes to This Policy
If we change our privacy practices, we will update this page. Our commitment to privacy will remain unchanged.
Terms of Use
Last updated: December 2025
Acceptance of Terms
By downloading, installing, or using Fatbelly, you agree to these Terms of Use. If you do not agree, please do not use the app.
License
Fatbelly grants you a limited, non-exclusive, non-transferable license to use the app for personal, non-commercial purposes on devices you own or control.
Subscriptions and Purchases
- Premium features require a paid subscription or one-time purchase
- Payment is processed through your Apple ID account
- Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period
- You can manage subscriptions in your device's Settings
- No refunds are provided for partial subscription periods
Health and Safety Disclaimer
Important: Fatbelly is a timer app, not a medical device or fitness advisor.
- Consult a healthcare provider before starting any exercise program
- Listen to your body and stop if you experience pain or discomfort
- The app does not provide medical advice, diagnosis, or treatment
- You are solely responsible for your health and safety during workouts
Limitation of Liability
Fatbelly is provided "as is" without warranties of any kind. We are not liable for any injuries, damages, or losses resulting from your use of the app.
Modifications
We reserve the right to modify or discontinue the app at any time. We may update these terms periodically, and continued use constitutes acceptance of changes.
Governing Law
These terms are governed by applicable laws. Any disputes shall be resolved in accordance with those laws.