PromptLingo
AI-Powered Language Practice
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Practice any language with ChatGPT and Claude. 17 expert prompt templates, direct API integration, voice input. Bring your own API key and pay only what you use.
PromptLingo is not just another language learning app – it's your personal AI-powered Prompt Management System that transforms how you learn languages.
BRING YOUR OWN KEY (BYOK)
Connect directly to ChatGPT or Claude using your own API key. You pay only for what you use – no expensive subscriptions, no hidden costs, complete transparency.
HOW IT WORKS
One Tap = Instant Learning
Select a prompt template, tap once, and get personalized AI responses tailored to your level. No complicated setup – just immediate value.
Chat Mode for Deeper Practice
Continue any session as an interactive conversation. Practice dialogues, ask follow-up questions, and get real-time corrections.
17+ EXPERT-CRAFTED TEMPLATES
Grammar & Structure
- Grammar explanations with examples
- Verb conjugation practice
- Sentence pattern drills
Vocabulary Building
- Context-based vocabulary
- Word family exploration
- Collocation practice
Conversation & Culture
- Role-play scenarios
- Cultural insights
- Travel phrases
Professional & Academic
- Business communication
- Academic writing
- Email templates
PREMIUM FEATURES (One-Time Purchase)
AI Mnemonics Generator
Create unforgettable memory hooks for any word. Get multiple mnemonic techniques including keyword method, visual stories, etymology connections, personal associations, and memory palace placement.
Smart Flashcards
- Spaced Repetition with SM-2 algorithm
- Auto-import from Mnemonics
- Track your progress
- Study by language
Custom Templates
Create your own prompt templates for any learning scenario.
Export Your Data
Export sessions and mnemonics as PDF, Markdown, or Text.
SUPPORTED LANGUAGES
Learn any language. Pre-configured for Spanish, French, German, Italian, Portuguese, Japanese, Chinese, Korean, Arabic, Russian, and 20+ more.
TRACK YOUR PROGRESS
- Learning streaks
- Session history
- Favorite sessions
- Statistics dashboard
PRIVACY FIRST
- API keys stored securely on your device
- No account required
- Your data stays yours
WHY PROMPTLINGO?
Unlike traditional apps with pre-made content, PromptLingo harnesses the full power of AI to create truly personalized learning experiences. Every response is generated specifically for you, your level, your interests, your goals.
The BYOK model means:
- No monthly subscriptions
- Pay only for actual API usage
- Transparent costs (typically $0.01-0.05 per session)
- Use your existing OpenAI or Anthropic account
GET STARTED IN 60 SECONDS
1. Download PromptLingo
2. Add your OpenAI or Claude API key
3. Choose a template and start learning
Need an API key? We guide you through the simple setup process.
Premium is a one-time purchase – no subscriptions, no recurring fees. Buy once, use forever, including all future premium features.
Questions or feedback? We'd love to hear from you.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
- AI Mnemonics now with 3 free trials
The developer, Frank Otto, 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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Frank Otto
- Size
- 8.7 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.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Premium $5.99
- Copyright
- © Dr. Frank Otto