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🕰️ OmniTimer: The Ultimate Customizable Interval Timer

Overview

OmniTimer is a powerful, offline-first Flutter application designed for creating and managing complex interval timers. Whether you're working out, studying, cooking, or managing your time with the Pomodoro technique, OmniTimer gives you complete control over your timing needs.

Perfect For

  • 🏋️ Fitness Enthusiasts - HIIT, Tabata, circuit training, yoga flows
  • 📚 Students & Professionals - Pomodoro sessions, study breaks, task timing
  • 👨‍🍳 Cooking - Multi-step recipes, precise timing for different dishes
  • 🧘 Mindfulness - Meditation sessions, breathing exercises
  • ⏱️ Any Time-Based Activity - The possibilities are endless!

Why Choose OmniTimer?

What Makes Us Different

Feature OmniTimer Other Apps
Offline-First ✅ Works completely offline ❌ Often requires internet
Privacy ✅ No data collection ❌ Track user behavior
Customization ✅ 500+ icons, unlimited presets ⚠️ Limited options
Complex Timers ✅ Nested intervals & repetitions ⚠️ Basic timers only
Analytics ✅ Comprehensive local statistics ⚠️ Basic or cloud-only
Background Mode ✅ Continues when minimized ⚠️ May pause
Free Version ✅ Core features included ❌ Very limited

Quick Start

1. Download & Install

Get OmniTimer from the Google Play Store:

Download on Google Play

2. Create Your First Timer

  1. Tap the "+" button on the home screen
  2. Choose a preset (Pomodoro, HIIT, etc.) or create custom
  3. Add intervals with names and durations
  4. Set repetitions for intervals or entire sets
  5. Customize icon, color, and settings

3. Start Training/Working

  1. Select your timer from the home screen
  2. Tap Start to begin
  3. Use Pause/Resume as needed
  4. View progress in circular and timeline views
  5. Get notified when intervals change

Key Features

⏱️ Advanced Timer Management

Create sophisticated timing sequences that match your exact needs:

  • Multiple Interval Sets - Combine different timing patterns
  • Nested Repetitions - Repeat individual intervals and entire sets
  • Real-time Progress - Visual circular indicator + detailed timeline
  • Flexible Durations - From seconds to hours
  • Full Control - Pause, resume, skip, or restart anytime

🎨 Rich Customization

Make each timer uniquely yours:

  • 500+ Material Icons - Organized by category (Fitness, Work, Study, Lifestyle)
  • Color Palette - Choose from hundreds of colors
  • Preset Templates - Start with proven patterns (Pomodoro, HIIT, Tabata, etc.)
  • Dark/Light Themes - Automatic theme switching
  • Custom Names - Descriptive labels for every interval

📊 Analytics & Insights

Track your progress with comprehensive statistics:

  • Session History - Complete log of all completed sessions
  • Performance Metrics - Duration, completion rates, streak tracking
  • Visual Statistics - Charts and graphs showing trends
  • Export Data - Download your session data for analysis
  • Privacy-First - All data stored locally, no cloud sync

🔧 Smart Features

Everything you need for a seamless experience:

  • Local Notifications - Progress updates and completion alerts
  • Background Execution - Timers continue when app is minimized
  • Vibration Feedback - Haptic feedback for interval changes
  • Sound Alerts - Multiple sounds with volume control
  • Wakelock - Screen stays on during active sessions
  • Landscape Mode - Optimized for any orientation

🌐 Privacy & Offline

Your data, your device:

  • 100% Offline - Full functionality without internet
  • Local Storage - All data stays on your device (SQLite)
  • No Tracking - We don't collect any user data
  • GDPR Compliant - Complete control over your information
  • No Account Required - Start using immediately

Use Cases

🏋️ Fitness & Training

HIIT Workout 

Warm-up: 5 minutes
× 8 rounds:
  - High Intensity: 45 seconds
  - Rest: 15 seconds
Cool-down: 3 minutes

Tabata Training 

× 8 rounds:
  - Work: 20 seconds
  - Rest: 10 seconds
Rest between sets: 1 minute
Repeat entire workout: 3 times

📚 Productivity

Pomodoro Technique 

× 4 rounds:
  - Focus Work: 25 minutes
  - Short Break: 5 minutes
Long Break: 15 minutes

Study Session 

Review Notes: 15 minutes
Practice Problems: 30 minutes
Break: 10 minutes
Deep Study: 45 minutes

👨‍🍳 Cooking

Complex Recipe 

Prep vegetables: 10 minutes
Sear meat: 5 minutes
Simmer sauce: 20 minutes
Boil pasta: 12 minutes
Final assembly: 5 minutes

Technical Details

Built With Modern Technology

  • Flutter 3.24.0 - Cross-platform framework
  • Riverpod 2.5.1 - State management
  • Material Design 3 - Modern UI components
  • Freezed - Immutable data classes

Architecture

OmniTimer follows Clean Architecture principles:

  • Presentation Layer - UI widgets and screens
  • Domain Layer - Business logic and use cases
  • Data Layer - Local storage and services

Performance

  • Launch Time - Under 2 seconds on mid-range devices
  • Memory Usage - Optimized for battery efficiency
  • Storage - Minimal footprint, grows with usage
  • Battery Impact - Smart background management

Monetization Model

Free Version

All features included with ads:

  • ✅ Unlimited custom timer presets
  • ✅ All preset templates available
  • ✅ Complete analytics and history
  • ✅ All timing features
  • ✅ Background mode & notifications
  • ⚠️ Banner ads displayed
  • ⚠️ Rewarded ads when timers complete/stop

Remove Ads Forever ($6.99)

One-time purchase for ad-free experience:

  • ✅ Everything in Free
  • ✅ No banner ads
  • ✅ No rewarded ads
  • ✅ Lifetime access on that device
  • ⚠️ Device-specific (no multi-device support)

Remove Ads

Support & Community

Need help or have feedback?

Next Steps

View All Features Download Now Read Privacy Policy Get Support

Made with ❤️ using Flutter | Privacy-First | Offline-Ready