EchoTick: Stopwatch & Timer

What's New in v1.2.0
🎤 Voice Recognition (NEW)
•Hands-free control: Operate the stopwatch with voice commands
•Supported commands: "Start / スタート", "Pause / 一時停止", "Lap / ラップ", "Reset / リセット"
•Multi-language: Works in Japanese, English, French, Spanish, German, Korean, Chinese, and more
•Cost-effective: Start/Pause costs 1 credit, Lap costs 0.5 credits
✨ Voice Credits System (NEW)
•10 free credits per day — automatically replenished at midnight local time
•Watch ads to earn more — earn 10 additional credits per ad (up to 100 total)
•Bank credits in advance — accumulate credits for future use
•Real-time balance — see your remaining credits in the voice control card
🌍 Language & Localization Improvements
•Fixed language switching — App language now changes immediately without infinite recreation loop
•Settings localization — "Settings" menu now translates correctly in all languages
•13 supported languages: English, Japanese, Korean, Chinese (Simplified & Traditional), Spanish, French, German, Italian, Portuguese, Vietnamese, Indonesian, Thai
🐛 Bug Fixes & Stability
•Fixed infinite activity recreation loop when changing language
•Fixed Settings menu remaining in English after language change
•Fixed API compatibility issue with voice recognition date tracking (Android 7.0+)
•Improved AppCompatDelegate locale handling for Android 12+
🚀 Performance Improvements
•Optimized locale application to prevent redundant recreation cycles
•Enhanced lifecycle management for voice recognition preferences
•Reduced memory footprint for DataStore operations

🎯 Key Features (Existing)

⏱ Stopwatch
•Nanosecond precision using System.nanoTime()
•Unlimited laps with split time tracking
•Lap naming — rename any lap with custom labels
•Best/Worst detection — automatically highlights fastest and slowest laps
•Lap focus mode — hide controls and concentrate on lap times
•Voice control (NEW) — hands-free operation with spoken commands

⏳ Timer
•Countdown timer with hours, minutes, seconds, and nanosecond precision
•Quick add buttons — +1 minute and +5 minutes shortcuts
•Vibration on finish — optional haptic feedback when timer completes
•Type or tap to set — flexible input with ▲/▼ buttons or direct typing

🌍 World Clock
•Nanosecond display — see sub-millisecond precision on your local time
•150+ built-in cities — major cities worldwide with accurate timezone data
•Search by city or timezone — quick filtering by name or UTC offset
•Add multiple clocks — track time in multiple locations simultaneously
•Persistent selection — your world clocks survive app restarts (DataStore)

🎨 Customization
•3 theme modes: Light, Dark, System (follows device setting)
•13 languages: English, Japanese, Korean, Chinese (Simplified & Traditional), Spanish, French, German, Italian, Portuguese, Vietnamese, Indonesian, Thai
•Interactive tutorial — 6-step guided tour for new users
•Replay tutorial anytime — reset from Settings

🔒 Privacy & Ads
•No account required — works completely offline
•GDPR compliant — UMP consent form for EEA users
•Free edition: AdMob banner ads on Stopwatch, Timer, Clock screens only
•Paid edition: Ad-free + Alarm scheduling (coming soon)

Keywords: stopwatch, timer, countdown timer, world clock, world time, lap timer, lap stopwatch, time zone clock, interval timer, free stopwatch, free timer, countdown, alarm timer, precise stopwatch, sports timer