Trelson vs Lectures.AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Trelson
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Schools, Colleges and Universities across the world rely on Trelson to deliver online testing and transform the exam process into a digital process. Every year over 150.000 students take their tests online using Trelson and the numbers are growing rapidly. Trelson will lock down any student device to prevent cheating and only allow selected resources. The student will be blocked from searching for information and communicating with others. The integration with Google for Education makes it easy for educational institutions to switch to online testing. By using Trelson, you will quickly be able to digitally assess your students. Teachers and students will be able to manage Trelson with little or no training. At Trelson we have a strong focus on accessibility in order to give all students an equal opportunity. Assistive technology includes extended time, spell-check, text-to-speech, speech-to-text and dyslexia fonts etc. From infrastructure and administration to design and user experience, Trelson is built on Google. If you use Google for Education - Trelson is the ultimate choice for online exams. The teacher can easily add digital resources to the assignment. For example you can add any resource from Google Drive like a PDF, text, sound, images and video clips.You can also add videos from i.e Youtube. Trelson will automatically make sure that the student access settings are correct when you share a resource the students need during the test.
Lectures.AI
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Lectures.AI - Your AI-Powered Study Companion Transform the way you learn with Lectures.AI, the intelligent app that turns your lectures into powerful study materials automatically. KEY FEATURES SMART RECORDING & TRANSCRIPTION • Record lectures with one tap • Real-time AI transcription powered by Apple Speech • Support for 38+ languages including English, Spanish, French, German, Chinese, Japanese, Korean, and more • Automatic language detection • Organize by courses, professors, and semesters AI-POWERED STUDY TOOLS • Automatic summary generation with key points • AI-generated flashcards for spaced repetition learning • Smart quiz generation (multiple choice, true/false, short answer) • Key concepts extraction and definitions • Difficulty levels for progressive learning • Add your own notes and generate AI study materials from them • Works with both recorded lectures AND typed notes CHOOSE YOUR AI • Apple Intelligence (on-device, private, no data leaves your device) • Claude by Anthropic (highest quality summaries and explanations) • Gemini by Google (fast and efficient) • Works offline with Apple Intelligence on supported devices ADD YOUR OWN NOTES • Type or paste notes from any source • Generate AI summaries from your notes • Create flashcards from handwritten or typed notes • Build quizzes from study materials you already have • Perfect for textbook notes, slides, or meeting notes COURSE ORGANIZATION • Create colorful courses with custom themes • Track lectures by professor and schedule • Color-coded navigation throughout the app • Search across all lectures, flashcards, and quizzes • Filter by course, date, or content type EFFECTIVE STUDY METHODS • Spaced repetition flashcard system with mastery tracking • Progress tracking with study streaks • Quiz yourself with difficulty-adapted questions • Review AI summaries before exams • Track time spent studying per course MULTILINGUAL SUPPORT • Full UI translation in 15+ languages • Speech recognition in 38+ languages • AI content generation in your preferred language • Perfect for international students PRIVACY FIRST • On-device transcription (no audio uploaded) • Apple Intelligence processes locally • Optional cloud AI (bring your own API keys) • Your lectures stay on your device PERFECT FOR • College and university students • High school students • Graduate and professional students • Language learners • Anyone attending lectures, seminars, or meetings WHAT'S NEW • Apple Intelligence integration for on-device AI • 38+ language support for global students • Course color themes throughout the app • Enhanced search with smart filters • Improved flashcard and quiz experience Stop struggling with notes. Let AI do the heavy lifting while you focus on understanding and mastering the material. Download Lectures.AI today and transform your study routine!
Screenshots
Verdict
The clearest difference is iOS requirement: Trelson at 15.6 against Lectures.AI's 26.1. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Trelson | Lectures.AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 15.6 — better | 26.1 |
| Further details — not scored | ||
| Size | 6 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Trelson AB | Ellorra Mohanty |
In-app purchases
Trelson
No in-app purchases
Lectures.AI
No in-app purchases









