Dumerzel
Your AI Aristotle, Anywhere
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Your AI Aristotle, Anywhere, Anytime!
Dumerzel is a voice-first AI tutor - your personal Aristotle - that helps kids learn anything, hands-free. Ask a question out loud and get a clear, thoughtful answer instantly — no typing, no searching, no waiting.
VOICE-FIRST LEARNING
Just talk. Dumerzel listens, understands, and explains — like having a patient, knowledgeable tutor always available. Interrupt anytime to ask follow-ups. Switch between 5 unique AI personalities to find the voice your child connects with.
POINT YOUR CAMERA AT HOMEWORK
Stuck on a math problem? A science diagram? Point your camera and Dumerzel breaks it down step by step. Works with handwritten problems, textbook pages, and worksheets.
COVERS EVERY SUBJECT
Math, science, history, geography, literature, art, music, coding, philosophy, and more. From basic arithmetic to algebra, from biology to physics — one tutor for everything.
12 LANGUAGES
Learn and ask questions in English, Chinese (Simplified & Traditional), Japanese, Korean, Spanish, French, German, Italian, Portuguese, Russian, and Arabic.
BUILT FOR FAMILIES
Create profiles for each child. Dumerzel remembers each learner's interests, strengths, and challenges to personalize every conversation. Parents get weekly progress reports showing what topics were explored and how learning is going.
LIVE VOICE CONVERSATIONS
Go beyond Q&A with real-time voice chat. Have natural, flowing conversations about any topic — Dumerzel responds instantly, just like talking to a real tutor.
SAFE & PRIVATE
Every response passes through an educational safety layer. No ads. Age-appropriate content only. Parents stay in control of AI behavior.
FREE TO START
Try Dumerzel free with daily questions. Upgrade to Pro for 1,500 questions/month, 300 vision requests/month, 300 mins live call/month, premium voices, and weekly reports.
Privacy Policy: https://www.dumerzel.com/privacy
Terms of Use: https://www.dumerzel.com/terms
Ratings & Reviews
- Improve transcription stability
The developer, Sanliang Zhang, 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 Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- User Content
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Sanliang Zhang
- Size
- 64.1 MB
- Category
- Education
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 15.1 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Premium Voice Monthly $29.99
- Standard Voice Annual $159.99
- Premium Voice Annual $249.99
- Standard Voice Monthly $19.99
- Copyright
- © 2026 Dumerzel Education