Comparison

Knowledge Gym vs HdBA App

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

Head to head
About

Knowledge Gym

Features
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Knowledge Gym is a gamified and AI-based mobile learning solutions for spaced repetition of company specific knowledge and skills. Companies use Knowledge Gym to make their web based or classroom trainings sustainable and achieve up to 10x higher return on their training investment. How does it work? Company Admins (web based interface): - can adjust the color schema of the user front-end to the company colors - define anonymization and data privacy settings and customize data privacy policy - customize and define a set of other company specific settings Trainers (web based interface): - create micro learnings incl. quizzes, videos, explanations, links to more resources - combine micro learnings to learning modules which will be assign to users - define certification criteria (e.g. repetition level, retention rate) - define repetition algorithm and target retention rate (e.g. manual or AI based) - review learning progress and statistics in multiple interactive reports - certification data (incl. date and time) is stored for later audits and reviews Learners (mobile interface): - see the next most important micro learning to work on (the tinder of learning) - complete the micro learning and receive feedback and additional resources - will repeat the micro learning based on an adaptive learning AI algorithm - can brows the learning modules, complete entire modules and review past learning - can challenge other user, check the leader board, redeem rewards and many more - receive push notifications and weekly emails as reminders for open learning - receive certifications via email once a learning and repetition target is reached Managers (web & mobile interface): - can check the progress of their employees directly in the mobile app - receive monthly emails summary of the learning progress of their employees

About

HdBA App

This app supports students with daily university life, offering tools for managing schedules, tracking grades, and accessing learning materials. It provides quick access to library resources and canteen menus, streamlining campus activities.

Highlights
  • Timetable management
  • Grade point average calculation
  • Push notifications for new grades
  • Access to e-learning materials (ILIAS)
  • Library access
  • Canteen menu information
Features
Read full description

The HdBA app accompanies you through your studies and on campus. Together you are the perfect team. Everyday university life is stressful enough - the HdBA app offers you everything you need to start your day-to-day studies well prepared, regardless of whether you have just started your degree programme or are already on your Master's degree. The HdBA app is your team partner on campus, which is impressive and integrates perfectly into your everyday study life. In no time at all, you'll have all the important information about your degree programme with you wherever you are. You'll be surprised how easy it is. Calendar: The best way to start is to manage your timetable with the HdBA App Calendar. This will give you an overview of all your appointments so you never miss a lecture or other important event again. Grades: Calculate your grade point average and be the first to find out your new grades via push notification! ILIAS: With the integration of the e-learning module, you have even faster access to your learning materials. Of course, you also have access to the library, the canteen menu and other important university information. HdBA App - an app from UniNow

Screenshots

Knowledge Gym4 screens
HdBA App4 screens

Verdict

The call

The clearest difference is iOS requirement: Knowledge Gym at 12.1 against HdBA App's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 12, 2026 and September 13, 2026 respectively.

Scorecard1 real difference ยท 7 level
Knowledge Gym versus HdBA App: the parameters behind the verdict, then further details
ParameterKnowledge GymHdBA App
PriceFreeFree
Positive reviewsโ€”25.0% of reviews
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
Monetizationโ€”Ad-supported
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS12.1 โ€” better16.0
Further details โ€” not scored
Size68 MB69 MB
Age rating4+4+
DeveloperBlue Elephants Solutions Pte. Ltd.UniNow GmbH

In-app purchases

None

Knowledge Gym

No in-app purchases

None

HdBA App

No in-app purchases

Questions

Is Knowledge Gym free?
Knowledge Gym is free to download, with no in-app purchases.
Is HdBA App free?
HdBA App is free to download, with no in-app purchases.
Do Knowledge Gym or HdBA App have ads?
Neither Knowledge Gym nor HdBA App shows ads.
Which is updated more often, Knowledge Gym or HdBA App?
Knowledge Gym ships an update every 3 weeks, and HdBA App every 3 weeks. Most recently, Knowledge Gym was updated on September 12, 2026 and HdBA App on September 13, 2026.

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