Comparison

TutorMundi vs HiDuck

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

TutorMundi

Access on-demand academic support from university tutors and AI. Get private classes, quick doubt clearing, study guidance, and writing assistance. Available 24/7 on all devices for students and schools.

Highlights
  • Live private tutoring sessions
  • AI-powered doubt clearing
  • Study orientation and exam tips
  • Text production and writing assistance
  • ENEM format essay correction
  • 24/7 availability
Features
Read full description

With TutorMundi, you never study alone. Subscribe to a plan in the app and get access to tutors from top universities, artificial intelligence, and study guidance anytime, anywhere. Your school can also contract TutorMundi and unlock all resources for the entire class. Choose the learning style that suits you best: - Private Class: high-quality guidance, with exclusive attention from an online tutor in live sessions, digital blackboard, and voice support for any subject you need. - Doubt Clearing: get quick answers from Teco, our artificial intelligence reviewed by tutors, and follow the feed with questions from students in your class. - Study Orientation: receive live tips for entrance exams and personalized learning strategies with the tutor you choose. - Text Production: develop your writing skills with the help of a specialized tutor of your choice. - Writing corrector: get instant feedback in the ENEM format to improve your argumentative essays. Available for all subjects, 24/7, on cell phones, tablets, or computers. Start today and transform the way you study with TutorMundi. The future of school tutoring is already in your hands. Website: https://tutormundi.com Do you have any questions? We're here to help. Send an email to suporte@tutormundi.com

About

HiDuck

Features
Read full description

With Hi Duck, you'll never forget what you learned! This app combines the spaced review technique with learning tools that facilitate learning retention. Record audio explaining the content to your Rubber Duck – the "talk to your duckling" technique that facilitates memorization. Main Features: - Spaced Review: Receive reminders to review your audio recordings after 1 day, 1 week, and 30 days. - Smart Summary: After saving an audio recording, you can automatically generate a smart summary of what was said, available in your Notes for easy reference. - Gamification: Complete challenges, earn coins, and unlock exclusive accessories to customize your duck! - Complete Customization: Organize your studies with tags for each category and highlight your notes with colors, all to make your learning your own.

Screenshots

HiDuck3 screens

Verdict

The call

The clearest difference is ads: HiDuck at none against TutorMundi's shown. HiDuck also leads on update cadence (every 10 days vs every 4 weeks). TutorMundi's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

TutorMundi ships an update every 4 weeks, HiDuck every 10 days. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
TutorMundi versus HiDuck: the parameters behind the verdict, then further details
ParameterTutorMundiHiDuck
PriceFreeFree
Rating5.0 (14 ratings) — better—
Positive reviews94.2% of reviews—
Number of ratings14 — better—
Update frequencyEvery 4 weeksEvery 10 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationSubscription—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size74 MB24 MB
Age rating4+4+
DeveloperTutorMundi, Inc.Joao Mergulhao

In-app purchases

None

TutorMundi

No in-app purchases

None

HiDuck

No in-app purchases

Questions

Is TutorMundi free?
TutorMundi is free to download, with no in-app purchases.
Is HiDuck free?
HiDuck is free to download, with no in-app purchases.
Do TutorMundi or HiDuck have ads?
TutorMundi shows ads; HiDuck does not.
Which is updated more often, TutorMundi or HiDuck?
TutorMundi ships an update every 4 weeks, and HiDuck every 10 days. Most recently, TutorMundi was updated on November 2, 2026 and HiDuck on October 30, 2026.

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