- Playback speed is now a smooth slider — drag to any speed between 0.5x and 2x, with the usual one-tap presets still available - Fixed the transcript preparation progress flickering or briefly showing another episode's progress when switching episodes

- Smarter dictionary popups: tap a word and the most common meanings now come first - More accurate word boundaries in transcripts, so taps land on the word you meant - Search episodes within a show - Add your own definition or pinyin to any saved word - Saved words now keep the episode and sentence where you found them - Continue Listening is ordered by what you actually listened to most recently

- Transcript highlighting now stays in sync with the audio — even after skipping around or resuming an episode - Double-tap any line in the transcript to jump playback there - Playback speed is now adjustable in fine steps, with quick presets - Fixed the player screen sometimes shifting up as if a keyboard were open

Bug fixes and improvements: - Fixed replay counts so a segment now plays the exact number of times you choose - More reliable transcript row controls - Performance and stability improvements

- ios: fix Sign in with Apple in Sign in mode for device-authed users (#74) - Bump CURRENT_PROJECT_VERSION 39→40 for unified auth TestFlight (#73) - ios: Verifying… / Email verified toast on universal-link consume (#72) - ios: add Account section (Sign Out + Delete Account) to Settings (#71) - ios: delete DeviceUpgradeView + AuthPolicy gate + ensureDeviceRegistered (#70)

- Add referral system — both referrer and referred get 30 free days - Parallelize transcription, translation, and postprocessing pipelines - Add vocabulary cache table and fix missing fields in Anki export - Add PostHog analytics events across the app - Update PostHog proxy URL to p.tingchinese.app in website HTML

- Add PostHog analytics events across the app - Update PostHog proxy URL to p.tingchinese.app in website HTML - Fix PostHog proxy URL from e.tingchinese.app to p.tingchinese.app - Wire up autoOpenPlayer toggle and default transcript to characters+pinyin+English - Refactor subscription architecture and add PostHog analytics

- Fixed subscription purchases not activating properly - Fixed authentication errors after app reinstall - Improved connection reliability with server

Improved App Store metadata and search keywords.

Bug fixes and performance improvements.

Added Traditional Chinese character support. Toggle between 简体 and 繁體 in Settings or the Now Playing view.

Subscription improvements: shows correct Renews/Expires status for cancelled subscriptions. Fixes subscription state not updating mid-session.