Gregator vs Oboe
Pick Oboe if you want a conversational tutor that switches formats as you go, with podcasts, flashcards, songs and diagrams, and if you want to learn from your own uploaded files or in a language other than English. Pick Gregator if you want a saved, multi-chapter course on a topic, with inline citations, a Sources list per chapter, and a view of what kind of sources the course rests on.
What Oboe does well
Oboe comes from the co-founders of Anchor, the podcast platform Spotify bought. TechCrunch reported a $4 million seed round at launch in September 2025 and a $16 million Series A led by a16z in December 2025. It is a well-funded, experienced team, and the product has changed shape several times since launch.
As of October 2026, Oboe's homepage describes it as "Chat that actually teaches you" and calls the experience "structured, cited, personalized, and interactive." Its FAQ explains the method: you say what you want to learn, Oboe lays out a path, then walks you through it in a chat. Along the way it brings in other formats:
- Podcasts, described as "two curious friends unpacking a topic"
- Flashcards and quizzes
- Study guides
- Custom diagrams
- Songs
Audio is a real strength. Oboe started with lecture-style and two-host podcast formats, and podcasts are still part of the product. If you learn best by listening on a walk or a commute, that matters.
Oboe also works with your own material. The FAQ says you can upload PDF, TXT, PowerPoint and similar files, up to 10 MB, and the file becomes the main source for the chat. Oboe infers the language from your prompt and teaches in that language, podcasts included. You can share any artifact it makes with a link.
The free plan lets you start chats on any topic and use every format, with daily usage limits. One thing to know before you commit: as of October 2026, Oboe's homepage says "We're building something new, so Oboe chats will be going away soon," and that past chats and artifacts will not stay accessible after that.
How Gregator works differently
Gregator starts from a topic and produces a course, not a conversation. It plans a curriculum of 1 to 12 chapters, each with an objective, and then researches each chapter on the open web across seven search providers, including arXiv and Wikipedia. Each chapter runs about 700 to 1,200 words and ends with key takeaways. The course is saved, so you can come back to it, track progress, and share it.
Citations are inline footnotes placed after the claims they support, and every chapter ends with a Sources list. Every source is classified for type (peer-reviewed, institutional, journalism, community) and evidence quality. You see a trust overview per course: the mix of source types, an evidence-quality label, and counts of classified sources. Each chapter shows its source and peer-reviewed counts. Gregator does not show the individual score for each source.
Before you see the course, an automatic review checks it for redundancy, forward references, difficulty spikes, coherence gaps, and one-sided sources on contested topics. Flagged chapters are revised.
Around the text:
- Quizzes of up to 5 multiple-choice questions per chapter, plus a final course quiz. Answers are graded on the server, and a wrong answer links back to the chapter section that covers it.
- Greg, a chat tutor that reads your course, can search the course and the web, remembers what you tell it, and can offer a deep dive that adds a new chapter.
- Narration of every chapter on paid plans.
- Progress tracking and recommendations of what to learn next.
- Markdown export and public share links that anyone can read without an account.
Gregator has limits that matter in this comparison. It is English-first. It researches the open web only, so you cannot upload your own files. Its audio is narration of each chapter on paid plans. There is no native mobile app (it is an installable web app) and no PDF export.
Side by side
| Gregator | Oboe | |
|---|---|---|
| Output | A saved course of 1 to 12 chapters from a topic | A guided chat with podcasts, flashcards, quizzes, study guides, diagrams and songs |
| Sources and citations | Open-web research across seven providers; inline footnotes and a Sources list per chapter | Described as "cited" on its homepage; can use your uploaded files as the main source |
| Source credibility | Every source classified for type and evidence quality; course trust overview | Not described on the pages we checked |
| Learning features | Server-graded quizzes, Greg tutor, deep dives, narration on paid plans, progress, recommendations | Quizzes, flashcards, two-voice podcasts, study guides, shareable artifacts |
| Pricing (as of October 2026) | Free: 3 courses in total. Starter: $9.99/month, 5 courses/month. Pro: $19.99/month, 20 courses/month | Free with daily limits. Plus: $15/month or $144/year. Pro: $40/month or $384/year, unlimited usage |
| Best for | A structured, cited course you keep and return to | Conversational learning in many formats, in many languages, from your own files |
When to choose Oboe
- You learn by listening and want two-voice podcasts on your topic.
- You want to learn from a PDF or slide deck you already have.
- You want to learn in a language other than English.
- You prefer a back-and-forth conversation to reading chapters.
- You like variety: flashcards, diagrams and songs in one place.
When to choose Gregator
- You want a full course from a single topic, with chapters you can read in order and return to later.
- You want to see where each claim comes from, with footnotes and a Sources list on every chapter.
- You care about the kind of sources behind a course, such as how many are peer-reviewed.
- You want quizzes that send you back to the exact section you missed.
- You want to try it free: the Free plan includes 3 courses, with quizzes, Greg and sharing.