English Plus One

On-Device AI English Tutor

Free · Designed for iPad. Not verified for macOS.

Your private AI English tutor — fully on-device. Llama 3.2 + Qwen 2.5 power your CEFR-leveled conversations and articles. No cloud, no privacy worries. [Why English Plus One?] The best way to learn is balancing comprehension with challenge — adding "+1" beyond your comfort zone. With CEFR-level placement and on-device AI tutoring, English Plus One creates a private, fluid, intelligent English environment. [Smart Placement Diagnostic] Not sure of your level? The built-in Dynamic Placement Test: • Smart algorithm draws questions one level above your current ability. • Just 10 questions to map your CEFR level (A1–C2). • Auto-adapts content: AI dialogues and reading articles match your level instantly. [Key Features] • On-Device AI Conversation — Qwen 2.5 & Llama 3.2 models. No internet needed; 100% of your data stays on the device. • AI-Crafted Articles — Pick the words you want to learn; AI writes a themed article around them. • Tiered Vocabulary (A1–C2) — CEFR high-frequency vocabulary with cross-references to common English certifications. • Learner-Friendly Definitions — Thousands of words rewritten for CEFR-graded readability; no more hard words explaining harder ones. • Hardware Adaptation — Auto-recommends the optimal model for your device. [Full Experience] • Today's word on Home Screen and Lock Screen, plus a Siri shortcut. • Multiple interface languages, including Traditional Chinese, English, Japanese, Simplified Chinese, Korean, and more. • Full accessibility — VoiceOver, Dynamic Type, Reduce Motion all supported. • iPad / Mac three-column layout — article history · current article · vocabulary inspector side by side; multi-window for the active article. • Physical keyboard — common actions reachable from the keyboard. • Article history — Recent articles persist across launches.

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

v1.3 — iPad & Mac three-column reading + keyboard support • Redesigned iPad / Mac layout: article history, current article, and vocabulary inspector side by side • Multi-window so each article can open in its own window • Recent articles persist across launches • Common actions reachable from the keyboard • Continued learner-friendly definitions (CEFR-graded); Chinese definition fix from 1.2 • Today's word on Home Screen and Lock Screen, plus a Siri shortcut Fully offline · 100% private · Llama 3.2 + Qwen 2.5

Version 1.3

The developer, chengche lee, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • chengche lee
    Size
    • 30.4 MB
    Category
    • Education
    Compatibility
    Requires iOS 17.6 or later.
    • iPhone
      Requires iOS 17.6 or later.
    • iPad
      Requires iPadOS 17.6 or later.
    • Mac
      Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.3 or later.
    Languages
    English and 10 more
    • English, French, German, Indonesian, Japanese, Korean, Portuguese, Simplified Chinese, Spanish, Traditional Chinese, Vietnamese
    Age Rating
    4+
    Copyright
    • © 2026 Chengche Lee
  • Developer Website
  • Privacy Policy

    • More by chengche lee