Terms Of Use

Effective date: 2026-06-09

Speak Island / 开口岛英语 is an educational tool for English speaking practice.

Learning Scope

The app provides local learning content, word practice, phonics, operator practice, scenario lessons, and English mp3 audio. It does not guarantee a specific learning outcome.

Trial And Unlock

The trial provides limited access to words, scenes, and training content.

A one-time unlock grants access to the full bundled local content set and future local content updates shipped in app updates.

When real App Store In-App Purchase is enabled, purchases, refunds, and restore behavior follow Apple's App Store rules.

Local Data

Learning progress and entitlement state are stored on device. Users may lose local progress if they delete the app or erase device data unless future sync is added.

Offline-First Behavior

The current learning path does not require cloud TTS, voice upload, or microphone recording.

Changes

These terms may be updated for future releases, especially if cloud services, analytics, sync, or additional purchase models are added.