Opal vs Retinello Detailed comparison features, price

Opal

Opal is a sophisticated AI-powered learning platform designed specifically for students, offering a comprehensive suite of study tools. The platform transforms various document formats including PDFs, text files, and audio recordings into interactive learning materials, powered by advanced language models GPT-3.5 and GPT-4.

The platform features AI-generated notes, customized flashcards, and intelligent quizzing capabilities that adapt to individual learning patterns. With multilingual support and bank-level security, Opal enables students to organize their study materials efficiently while maintaining data privacy and security.

Retinello

Retinello transforms the traditional learning experience by combining artificial intelligence with proven educational methodologies. The platform empowers users to generate flashcards from various sources, including text and PDF documents, while implementing an effective spaced repetition system for optimal retention.

The platform features interactive AI-powered learning capabilities, allowing students to engage in meaningful conversations with their study materials and receive instant feedback. With document handling capabilities and upcoming features like smart note-taking and AI-generated quizzes, Retinello provides a comprehensive solution for modern educational needs.

Opal

Pricing

Freemium

From 5$

Retinello

Pricing

Freemium

From 7$

Opal

Features

AI-powered Notes: Automated extraction of key concepts and details from documents
Interactive Flashcards: AI-generated cards for efficient review and understanding
Active Recall System: Personalized quizzing with weakness identification
Document Management: Support for PDF, TXT, MP3, WAV file formats
Multilingual Support: Compatible with English, Spanish, German, French, Chinese
Performance Tracking: Advanced analytics for monitoring study progress
AI Assistant (Albert): Knowledge companion powered by advanced language models
Semantic Search: Intelligent navigation through documents and folders

Retinello

Features

AI Flashcard Generation: Create flashcards automatically from text and PDF documents
Spaced Repetition System: Optimize learning and memory retention
Interactive AI Learning: Chat with flashcards for instant feedback
Document Processing: Upload and interact with PDF files
Material Sharing: Share learning materials with other users
Multi-document Chat: Interact with multiple documents simultaneously

Opal

Use cases

Creating study notes from lecture recordings
Generating practice quizzes from course materials
Organizing academic documents by courses and topics
Building personalized flashcard decks
Reviewing and summarizing academic papers
Tracking learning progress across subjects

Retinello

Use cases

University course study preparation
Exam revision and practice
Language learning
Professional certification preparation
Research material review
Academic document analysis
Collaborative study groups

Opal

FAQs

What is active recall?

Active recall is a study method where you actively try to remember information instead of just reading it over. Studies show it can boost long-term memory and understanding, with students improving their test scores by up to 50% compared to those who only reviewed their notes.

What types of content does Opal work on?

Opal is able to analyze audio recordings and files, YouTube videos, and any documents of your choice.

How does the AI work?

Opal currently runs on OpenAI's GPT-3.5 and GPT-4 large language models.

How is my data handled?

OpenAI's secure API is used when your files are analyzed. All generated notes and information is held in our servers and cannot be accessed by anyone.

Retinello

FAQs

What is the difference between Basic and Ambitious plans?

The Basic plan is free and includes limited credits for generating flashcards and AI interactions, while the Ambitious plan offers unlimited AI generations, document uploads, and multi-document chat capabilities for 69 SEK per month.

When will the mobile app be available?

The mobile app is scheduled to be released in 2024.

What types of documents can I upload to Retinello?

Users can upload PDF documents to generate flashcards and use them as context for chats.