← Back to Home
📱Interval Timer - Complete Help Guide
Welcome to Interval Timer! This comprehensive guide will help you master every feature and get the most out of your workout experience. Whether you're new to interval training or a seasoned athlete, this guide has everything you need.
🚀Getting Started
What is Interval Timer?
Interval Timer is a workout app designed for High-Intensity Interval Training (HIIT), circuit training, and any workout that requires timed work and rest periods. Perfect for fitness enthusiasts who want structured, customizable workout routines.
Key Features
- ✅ Custom Workout Routines - Create personalized interval workouts
- ✅ Voice Announcements - Audio cues for hands-free workouts
- ✅ Visual Progress - Animated gradient fills during intervals
- ✅ Background Audio - Continues working when app is backgrounded
- ✅ Workout History - Track your completed sessions
- ✅ Sound & Haptic Feedback - Customizable audio and vibration alerts
🏋️Creating Your First Routine
Step 1: Add a New Routine
- Open the app and go to the "Routines" tab
- Tap the "+" button in the top-right corner
- Enter routine details:
- Name: Give your routine a descriptive name (e.g., "Morning HIIT")
- Sets: Number of work/rest cycles (1-99)
- Prepare: Get-ready countdown before workout starts (0-60 seconds)
- Work Duration: Active exercise time (minutes and seconds)
- Rest Duration: Recovery time between sets (minutes and seconds)
- Color: Choose a theme color for your routine
Step 2: Save Your Routine
- Review the summary showing total workout time
- Tap "Save" to create your routine
- Your routine appears in the main list
Example Routines
Beginner HIIT
• Sets: 8
• Prepare: 5 seconds
• Work: 30 seconds
• Rest: 30 seconds
• Total: 8 minutes
Advanced Tabata
• Sets: 8
• Prepare: 10 seconds
• Work: 20 seconds
• Rest: 10 seconds
• Total: 4 minutes
Strength Circuit
• Sets: 5
• Prepare: 5 seconds
• Work: 60 seconds
• Rest: 90 seconds
• Total: 12.5 minutes
⏱️Using the Timer
Starting a Workout
- Tap a routine from your list
- Timer screen opens showing:
- Large countdown display
- Current interval type (GET READY/WORK/REST)
- Set progress (e.g., "WORK 1/8")
- Total remaining time
- Animated gradient background
Timer Controls
Play/Pause
Center button to start, pause, or resume
Skip Forward
Right arrow to skip to next interval
Skip Backward
Left arrow to go to previous interval
Exit
X button to stop workout (with confirmation)
Visual Indicators
- Green gradient: Work intervals
- Blue gradient: Rest intervals
- Yellow gradient: Preparation phase
- Gray gradient: Paused state
🔊Audio Features
Voice Announcements
- "Get Ready": Announced when workout starts
- "Go": Announced at start of work intervals
- "Rest": Announced at start of rest intervals
- "Great Work": Announced when workout completes
Sound Effects
- Countdown beeps: Last 5 seconds of each interval
- Sound effects: Interval transitions and completion
- Haptic feedback: Vibration cues for transitions
💡 Pro Tip: Voice announcements use your device's system Siri voice and work great with headphones during workouts!
📊Workout History
Viewing Your Progress
- Go to "History" tab to see completed workouts
- Calendar view shows workout days with colored dots
- Tap a date to see workout details for that day
- Session details include:
- Routine name and color
- Completion status
- Sets completed vs total sets
- Total workout duration
- Date and time
Understanding History Data
- Completed workouts: Sessions finished to the end
- Partial workouts: Sessions stopped early (still tracked)
- Daily summaries: Multiple workouts per day grouped together
- Monthly overview: Scroll between months to see long-term progress
⚙️Settings & Customization
Audio & Feedback Settings
Sound Effects
Enable/disable workout sounds (beeps, chimes)
Works independently of voice announcements
Haptic Feedback
Enable/disable vibration on interval changes
Provides tactile feedback during workouts
Countdown Beeps
Enable/disable audio cues for last 5 seconds
Helps prepare for interval transitions
Voice Announcements
Enable/disable spoken interval cues
Uses system Siri voice for natural speech
Preferences
- Notifications: Enable workout completion notifications
- Keep Screen On: Prevents screen from sleeping during workouts
Premium Features
Remove Ads
- One-time purchase to remove all advertisements
- Eliminates banner ads and interstitial ads
- Supports app development and future features
Restore Purchases
- Recover previous "Remove Ads" purchase
- Use when switching devices or reinstalling app
- Requires same Apple ID used for original purchase
🎵Background Mode
Working Out with Music
- Start your music app (Spotify, Apple Music, etc.)
- Launch Interval Timer and start workout
- Music continues playing with timer audio cues
- Voice announcements speak over music at appropriate times
- App works in background when you switch to music app
Background Notifications
- Workout completion alerts when app is backgrounded
- Timer continues running accurately in background
- Audio cues continue even with screen off
- Return to app to see current timer status
🔧Troubleshooting
Timer Issues
Timer not starting
- Check if routine has valid work duration (> 0 seconds)
- Ensure sets are configured (≥ 1)
- Try restarting the app
Timer stops unexpectedly
- Check phone's Low Power Mode (can affect background audio)
- Ensure app has microphone permission for audio session
- Restart device if issue persists
Audio Issues
No voice announcements
- Check "Voice Announcements" setting is enabled
- Verify device volume is up
- Test Siri voice in iOS Settings → Siri & Search
- Check if "Silent Mode" is enabled
No sound effects
- Verify "Sound Effects" setting is enabled
- Check device volume and silent switch
- Test with headphones to isolate speaker issues
Purchase Issues
"Product not available" error
- Check internet connection
- Verify App Store account is signed in
- Try again later (temporary server issues)
💡Tips & Best Practices
Workout Preparation
- Test your routine with shorter intervals first
- Prepare your space before starting timer
- Have water nearby for hydration breaks
- Set phone to Do Not Disturb to avoid interruptions
Effective Interval Training
- Warm up before high-intensity intervals
- Focus on form over speed during work periods
- Use rest periods for active recovery (light movement)
- Cool down after completing workout
App Usage Tips
- Create multiple routines for different workout types
- Use descriptive names to quickly find routines
- Color-code routines by intensity or body part
- Check history regularly to track progress
- Adjust intervals based on fitness improvements
🔋 Battery Conservation Tips:
- Disable "Keep Screen On" for longer workouts
- Close unnecessary apps before starting
- Enable Low Power Mode if needed (may affect audio)
- Use airplane mode during workouts to save battery
📞Getting More Help
In-App Support
- Settings → Help: Opens this comprehensive guide
- Settings → Rate App: Leave feedback and reviews
- App Store reviews: Share your experience with others
Contact Support
- Website: cce3d.net
- Email: app[at]cce3d.com
- App Store: Report issues through App Store app
- General feedback: Use "Rate App" to leave reviews
Frequently Asked Questions
Q: Can I use this with Apple Watch?
A: Apple Watch support is planned for future updates.
Q: Why do I need to allow notifications?
A: Notifications alert you when workouts complete while the app is in background.
Q: Can I use custom sounds?
A: Currently uses built-in sounds. Custom sound support may be added in future versions.
📋Quick Reference
Essential Controls
- Create Routine: Routines tab → + button
- Start Workout: Tap any routine from list
- Pause/Resume: Center button during workout
- Skip Interval: Left/right arrow buttons
- Exit Workout: X button (with confirmation)
- View History: History tab → tap any date
- Adjust Settings: Settings tab → various options
Default Settings
- Voice Announcements: ON
- Sound Effects: ON
- Haptic Feedback: ON
- Countdown Beeps: ON
- Keep Screen On: ON
- Notifications: Based on iOS permission
🎯 Pro Tips Summary:
- Start with shorter intervals and build up intensity
- Use voice announcements for hands-free workouts
- Create different routines for different workout goals
- Check your history to track progress over time
- Experiment with background music integration
Need more help? Use the "Rate App" button in Settings to contact support or leave feedback.
Version: 1.0
Last Updated: August 2025
Platform: iOS 15.0+