Comparison

Einstein™ Brain Training vs Hidden Through Time 2

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

Head to head
About

Einstein™ Brain Training

Engage in 30 daily memory, math, and logic games designed to keep your mind sharp. Guided by Albert Einstein, this app offers scientific explanations for each exercise and tracks your progress with detailed statistics.

Highlights
  • 30 cognitive training games
  • Scientific background for exercises
  • Daily brain health tests
  • Dynamic difficulty adjustment
  • Detailed player statistics
  • Multiplayer profiles
Currently charting
Read full description

Take only 5 minutes each day to keep your brain young and fresh! Whether alone, with family or friends around the world, the Einstein™ Brain Training accompanies you with 30 different exercises. The famous Albert Einstein will assists you throughout your journey and explain how your brain is activated and supported by the training. AWARDS Einstein™ Brain Training was awarded the BestAppEver.com Award in the categories "Best Educational Game” and "Best Adult Education App”. FEATURES: • 30 specially designed games for cognitive training • Scientific background for every exercise • Daily tests to check your brain health • Very simple, intuitive operation for amusing brain stimulation • Guidance and motivation by Albert Einstein and his funny assistant Robo • Dynamic difficulty adjustment of the individual brain trainings • Extensive, detailed player statistics, high scores & trophies • Different profiles and “hot-seat” mode for multiple players on one smartphone/tablet • Easily accessible online high scores thanks to GameCenter support TESTED BY DR. KAWASHIMA All 30 brain training exercises were tested as part of the development of our "Brain Training with Dr. Kawashima” program in collaboration with the Industry University Research Project by Professor Dr. Kawashima. Dr. Kawashima is a well-known Japanese neuroscientist and Alzheimer's researcher who has already successfully assisted other brain training projects. The Einstein™ Brain Training supports the following languages: English, German, French, Spanish, Italian, Russian, Turkish, Dutch and Chinese. SUPPORT We always try to offer you the best app for brain training, so we're always excited about feedback. Please contact us any time at http://www.bbg-entertainment.com/contact and let us know the version of the operating system and the type of your device. ALBERT EINSTEIN or EINSTEIN and related rights TM/© of The Hebrew University of Jerusalem, used under license. Represented exclusively by GreenLight

About

Hidden Through Time 2

Embark on an enchanted adventure searching for hidden objects in beautifully hand-drawn worlds. Utilize a unique Reality Shift feature to explore maps in different states, uncovering secrets and advancing through a captivating story mode across four magical eras.

Highlights
  • Hidden object searching
  • Story mode across magical eras
  • Reality Shift (Day/Night, Summer/Winter)
  • Unlockable items and worlds
  • Hand-drawn 2D graphics
  • Playful and cozy atmosphere
Features
Read full description

Join Clicky on a new, enchanted adventure in Hidden Through Time 2: Myths & Magic! This charming 2D hidden object game is sure to delight with its playful tone, cozy vibes and endless fun. Search for all the hidden objects scattered around beautiful hand-drawn worlds, and unlock more as you go. Story Mode Set out on a journey through four magical eras, discovering all the items hidden within. Find objects to advance through the stages and explore the storyline of each era – who knows what secrets you’ll uncover next! Reality-Shift: Master the power of time with the brand-new Reality Shift feature, adding an extra dimension to your hidden object experience. Shift from Day to Night, Summer to Winter, … and explore maps in multiple states. But keep an eye out for those objects only present in one or the other! So what are you waiting for? Join us on this enchanted journey through time. Your adventures are just a Click(y) away!

Screenshots

Einstein™ Brain Training4 screens
Hidden Through Time 24 screens

Verdict

The call

The clearest difference is review sentiment: Einstein™ Brain Training at 86% against Hidden Through Time 2's 54%. Einstein™ Brain Training also leads on rating (4.3 vs 3.9) and chart position (#59 vs unranked). On price, ratings volume, update cadence and ads 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

Einstein™ Brain Training costs $2.99 and Hidden Through Time 2 $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Einstein™ Brain Training holds the better App Store score, 4.3 against 3.9. Both are backed by a comparable volume of ratings — 26 and 22 respectively. Written reviews point the same way: 86% of Einstein™ Brain Training's written reviews are positive against 54% of Hidden Through Time 2's.

UpkeepUpdate frequency

Einstein™ Brain Training ships an update every 2 months, Hidden Through Time 2 every 3 months. Both last shipped on September 28, 2026.

Scorecard4 real differences · 7 level
Einstein™ Brain Training versus Hidden Through Time 2: the parameters behind the verdict, then further details
ParameterEinstein™ Brain TrainingHidden Through Time 2
Price$2.99$2.99
Rating4.3 (26 ratings) — better3.9 (22 ratings)
Positive reviews85.7% of reviews — better53.8% of reviews
Number of ratings26 — better22
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
Best chart rank#59 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better12.0
Further details — not scored
Size1.0 GB509 MB
Age rating4+4+
DeveloperBBG Entertainment GmbHRogueside NV

Customer experience

Einstein™ Brain Training

All ratings26 ratings
Positive88.5%
Neutral0.0%
Negative11.5%
Written reviews161 reviews
Positive85.7%
Neutral6.8%
Negative7.5%

Hidden Through Time 2

All ratings22 ratings
Positive68.2%
Neutral13.6%
Negative18.2%
Written reviews13 reviews
Positive53.8%
Neutral23.1%
Negative23.1%

Bugs and requests

Einstein™ Brain Training

Reported bugs

10 issues
  • Touch input not registering correct button presses
  • Screen unintentionally slides left during gameplay
  • Robo's Path game unplayable after updates
  • Rock, Paper, Scissors game shows incorrect results
  • Catch Me If You Can doesn't respond to finger input
Show 5 more
  • App crashes on iPhone 4S with certain games
  • Music playback buggy
  • App unresponsive at times
  • Speech bubbles off-screen on some devices
  • Buttons too small causing accidental presses

Requested features

10 requests
  • Larger buttons and text for better usability
  • Ability to pause games mid-play
  • More frequent updates and new games
  • Multiplayer/competitive features with other users
  • Better progress analytics and score comparison
Show 5 more
  • Cross-device synchronization (iPhone to Mac)
  • Ability to customize daily challenges
  • Option to skip dialogue between games
  • Colorblind-friendly game variants
  • Improved results tracking and charts

Hidden Through Time 2

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Einstein™ Brain Training

No in-app purchases

None

Hidden Through Time 2

No in-app purchases

Questions

Is Einstein™ Brain Training free?
Einstein™ Brain Training costs $2.99, with no in-app purchases.
Is Hidden Through Time 2 free?
Hidden Through Time 2 costs $2.99, with no in-app purchases.
Which has better reviews, Einstein™ Brain Training or Hidden Through Time 2?
Einstein™ Brain Training is rated higher. Einstein™ Brain Training averages 4.3 out of 5 from 26 ratings, while Hidden Through Time 2 averages 3.9 from 22 ratings.
Do Einstein™ Brain Training or Hidden Through Time 2 have ads?
Neither Einstein™ Brain Training nor Hidden Through Time 2 shows ads.
Which is updated more often, Einstein™ Brain Training or Hidden Through Time 2?
Einstein™ Brain Training ships an update every 2 months, and Hidden Through Time 2 every 3 months. Most recently, Einstein™ Brain Training was updated on September 28, 2026 and Hidden Through Time 2 on September 28, 2026.

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