Periplus
AI-powered curiosity-driven learning platform
What is Periplus? Complete Overview
Periplus is an innovative AI-powered learning platform that transforms how users explore and retain knowledge. It enables curiosity-driven learning by generating personalized courses, documents, and flashcards on any topic. The platform helps users discover connections between concepts naturally, with AI-generated content that adapts to their learning path. Periplus is designed for lifelong learners, students, and professionals who want to explore subjects deeply while maintaining an organized knowledge library. Key features include connected exploration across topics, structured course creation, automatic document organization, and spaced repetition flashcards for long-term retention.
Periplus Interface & Screenshots

Periplus Official screenshot of the tool interface
What Can Periplus Do? Key Features
Connected Exploration
Periplus allows users to discover connections between topics naturally. The AI generates related documents that can be viewed side by side, enabling users to follow their curiosity across different subjects. This feature mimics how human learning naturally branches between related concepts.
AI Course Creation
Users can decompose complex topics into structured learning paths with AI assistance. Each course node contains multiple documents, creating a comprehensive curriculum. This feature helps break down intimidating subjects into manageable learning chunks.
Personal Knowledge Library
Every AI-generated document is automatically organized in the user's personal library. This creates a growing repository of knowledge that's easily searchable and referenceable, eliminating the need for manual organization.
Smart Flashcards
Users can create flashcards from any document and review them using spaced repetition algorithms. This scientifically-proven method enhances long-term retention of learned material.
PDF Learning
Premium users can upload and learn from PDF documents, with the AI extracting key information and creating structured learning materials from the content.
Best Periplus Use Cases & Applications
Academic Study
Students can use Periplus to break down complex subjects into manageable courses, create study materials, and reinforce learning through spaced repetition flashcards.
Professional Development
Professionals can quickly get up to speed on new industry topics, create structured learning paths for skill development, and maintain a searchable knowledge base.
Lifelong Learning
Curious individuals can explore diverse topics at their own pace, following natural connections between subjects while building a personal knowledge repository.
Research Assistance
Researchers can use Periplus to organize literature, extract key information from PDFs, and discover connections between different research areas.
How to Use Periplus: Step-by-Step Guide
Start by entering any topic or question you want to explore - from quantum physics to gardening. The AI will generate initial learning materials to begin your journey.
Browse through the AI-generated documents and follow connections to related topics that interest you. The interface allows side-by-side viewing for easy comparison.
Create structured courses by breaking down complex topics into manageable learning paths with AI assistance. Each node in your course will contain multiple documents.
Generate flashcards from any document to reinforce your learning. The system will schedule reviews using spaced repetition for optimal retention.
Access your personal library to review and organize all the knowledge you've explored. The system automatically categorizes everything for easy future reference.
Periplus Pros and Cons: Honest Review
Pros
Considerations
Is Periplus Worth It? FAQ & Reviews
Yes, the Basic plan is completely free with no credit card required. You can explore core features with some limitations on document quantity and features.
Periplus accepts major credit cards for premium subscriptions. The exact payment methods aren't specified but typically include Visa, Mastercard, and American Express.
Yes, you can cancel your premium subscription at any time. If you cancel during an annual plan, you'll retain access until the end of your billing period.
Periplus uses large language models to create structured content from your input topics. The AI breaks down subjects, identifies key concepts, and creates connected learning materials.
Periplus has a comprehensive privacy policy and uses standard security measures to protect user data. You maintain ownership of all content you create.