Comparison

Stack the Countries® vs The Human Body by Tinybop

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

Head to head
About

Stack the Countries®

Learn world geography through a fun, interactive game. Stack animated countries by answering questions about capitals, landmarks, and locations. Collect all countries and unlock bonus games for a comprehensive learning experience.

Highlights
  • Learn country capitals, landmarks, and locations
  • Build stacks of countries to win levels
  • Collect all 193 countries
  • Unlock bonus games: Map It! and Pile Up!
  • Focus on specific continents or the whole world
  • 193 country flash cards and interactive maps
  • Play in English, Spanish, and French
Features
Read full description

- Featured on the TODAY show! - Editor's Choice Award! - Children's Technology Review - "Stack the Countries is worth every penny and this is an educational purchase that you absolutely will not regret." - The iPhone Mom Stack the Countries® makes learning about the world fun! Watch the countries actually come to life in this colorful and dynamic game! As you learn country capitals, landmarks, geographic locations and more, you can actually touch, move and drop the animated countries anywhere on the screen. Carefully build a stack of countries that reaches the checkered line to win each level. You earn a random country for every successfully completed level. All of your countries appear on your own personalized maps of the continents. Try to collect all 193! As you earn more countries, you begin to unlock the free bonus games: Map It! and Pile Up! Three games in one! CONTROL YOUR OWN EXPERIENCE: You can choose to focus on just one specific continent or play the whole world. You can also select which types of questions are asked. LEARN BEFORE YOU PLAY: Stack the Countries provides 193 country flash cards and colorful interactive maps of the continents. Use them to brush up on your world geography before you play or as a handy reference tool. HAVE FUN LEARNING ALL ABOUT THE COUNTRIES OF THE WORLD: ▸ Capitals ▸ Landmarks ▸ Major Cities ▸ Continents ▸ Border Countries ▸ Languages ▸ Flags ▸ Country Shapes FEATURES: ▸ More than 1000 unique questions ▸ 193 flash cards -- one for each country! ▸ Interactive maps of the continents ▸ Collect all 193 countries and track your progress on personalized maps ▸ Earn FREE bonus games: Map It! and Pile Up! ▸ Play in English, Spanish and French ▸ Works on both iPhone and iPad - a universal app ▸ Create up to six player profiles ▸ Choose any of the friendly-looking countries as your avatar ▸ High resolution pictures of famous world landmarks ▸ All games are powered by a realistic physics engine ▸ Fun sound effects and music ▸ iPhone 4 Retina Display support THREE GAMES IN ONE: STACK THE COUNTRIES: Build tall piles of countries and try to reach the checkered line. MAP IT: Tap the location of the selected country on the map. Try to complete the whole continent! PILE UP: The countries are piling up! Identify and tap them quickly to get rid of them before they reach the top. Stack the Countries® is an educational app for all ages that's actually FUN to play. Try it now and enjoy three games for the price of one! PRIVACY DISCLOSURE: Stack the Countries®: - Does not contain 3rd party ads. - Does not contain in-app purchases. - Does not contain integration with social networks. - Does not use 3rd party analytics / data collection tools. - Does include links to apps by Dan Russell-Pinson in the iTunes App Store (via Performance Horizon). For more information on our privacy policy please visit: http://dan-russell-pinson.com/privacy/

About

The Human Body by Tinybop

Explore the human body through interactive models of its systems. Discover how the heart beats, lungs breathe, and more. This app is designed for children and adults to foster foundational science literacy through engaging exploration.

Highlights
  • Explore 8 interactive body systems
  • Detailed interactive models of organs
  • Simulate body functions
  • Learn vocabulary in 50+ languages
  • Kid-friendly design with avatars
  • Expert-reviewed handbook included
Features
Read full description

Learn anatomy and biology in an interactive model of the human body — the heart beats, guts gurgle, lungs breathe, the skin feels, and eyes see. *** Children’s Technology Review Editor’s Choice *** *** KAPI Best App for Older Children *** *** Parents Magazine Best App for Families *** *** Winner - Digital Ehon Award 2020 *** *** 2022 American Library Association’s Notable Children’s Digital Media *** The Human Body is No. 1 in Tinybop’s Explorer’s Library. Each Explorer’s Library app lets kids explore the invisible and awesome wonders of STEM. Kids (and kids at heart!) ages 4+ develop foundational science literacy. The Human Body has been downloaded more than 9 million times and has reached the #1 spot on the App Store’s education charts in 144 countries. “The sound effects are both hilarious and compelling—the pulsing swoosh of the heart pumping is soothing, but the gassy squeaks coming from the digestive system are enough to send my kids into a fit of giggles.” — COOL MOM TECH “What it all amounts to is a circuitous, engrossing tour through the human body—one that’s completely self-guided and unique to every user.” — WIRED Features + Explore eight interactive systems to learn human anatomy, including the skeletal, muscular, nervous, circulatory, respiratory, digestive, immune, and integumentary (skin) systems. + Discover detailed, interactive models of the heart, brain, eye, stomach, mouth, and much more. + Get the urogenital system as an in-app purchase. + Feed the body, make it run and breathe, assemble and pull apart a skeleton, see how the eye sees, watch sound vibrations travel through the ear canal, and more. + Learn new vocabulary with text labels in 50+ languages. + Create a dashboard to change languages, delete accounts, and support your kids’ learning. + Intuitive, safe, and kid-friendly design. + Multi-user system: each child can choose and name their own avatar. + Original artwork and sound design. + Fun for the whole family—play together, learn together. + No rules or levels—curiosity is rewarded. FREE handbook Our expert-reviewed handbook is full of facts, interaction hints, and discussion questions to support learning in this app, in the classroom or at home. Download in your app or at: http://tinybop.com/handbooks. Privacy Policy We take your and your child’s privacy very seriously. We do not collect or share personal information about your child, nor do we allow any third-party advertising. When the camera, microphone, and other services are used within an app, your information is neither collected nor distributed outside of the app. Read our complete privacy policy at tinybop.com. Tinybop, Inc. is a Brooklyn-based studio of designers, engineers, and artists. We make toys for tomorrow. We’re all over the internet. Visit us: www.tinybop.com Follow us: twitter.com/tinybop Like us: facebook.com/tinybop Peek behind the scenes: instagram.com/tinybop We love hearing your stories! If you have ideas, or something isn’t working as you expect it to, please contact us: hi@tinybop.com. Psst! It's not Tiny Bop, Tiny Bob, or Tiny Pop. It's Tinybop. :)

Screenshots

Stack the Countries®4 screens
The Human Body by Tinybop4 screens

Verdict

The call

The clearest difference is in-app purchases: Stack the Countries® at none against The Human Body by Tinybop's 2. Stack the Countries® also leads on rating (4.6 vs 4.2) and review sentiment (92% vs 67%). On ratings volume, update cadence, ads and device support 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

Stack the Countries® costs $2.99 and The Human Body by Tinybop $3.99 up front. The Human Body by Tinybop sells 2 one-off in-app purchases. Stack the Countries® asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Stack the Countries® holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 1K and 398 respectively. Written reviews point the same way: 92% of Stack the Countries®'s written reviews are positive against 67% of The Human Body by Tinybop's.

UpkeepUpdate frequency

Stack the Countries® ships an update every 6 months, The Human Body by Tinybop every 5 months. Both last shipped on October 14, 2026.

Scorecard7 real differences · 4 level
Stack the Countries® versus The Human Body by Tinybop: the parameters behind the verdict, then further details
ParameterStack the Countries®The Human Body by Tinybop
Price$2.99 — better$3.99
Rating4.6 (1K ratings) — better4.2 (398 ratings)
Positive reviews91.5% of reviews — better67.1% of reviews
Number of ratings1K — better398
Update frequencyEvery 6 monthsEvery 5 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#24 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size132 MB125 MB
Age rating4+4+
DeveloperFreecloud Design, Inc.Tinybop Inc.

Customer experience

Stack the Countries®

All ratings1,031 ratings
Positive89.1%
Neutral4.1%
Negative6.8%
Written reviews343 reviews
Positive91.5%
Neutral2.9%
Negative5.5%

The Human Body by Tinybop

All ratings398 ratings
Positive79.6%
Neutral5.5%
Negative14.8%
Written reviews1,051 reviews
Positive67.1%
Neutral8.4%
Negative24.5%

User reviews

Stack the Countries®

From 1K App Store ratings

What we love

  • 👍 Excellent educational game
  • 🤩 Fun and engaging
  • 🧠 Helps improve geography knowledge
  • 👨‍👩‍👧‍👦 Great for all ages
  • 🕹️ Addictive gameplay

Room to improve

  • 🐛 Some bugs and glitches
  • 🤔 Repetitive questions
  • 🗺️ Inaccurate country sizes/shapes
  • 🔍 Missing certain countries/territories

The Human Body by Tinybop

From 398 App Store ratings

What we love

  • 🚀 Visually appealing
  • 👍 Interactive and engaging
  • 🧠 Helps kids learn about the body
  • 🎓 Educational and informative

Room to improve

  • 🐛 Crashes frequently
  • 🤔 Confusing navigation and UI
  • 💰 Expensive for limited content
  • 🔇 Lack of audio/voice instructions

Bugs and requests

Stack the Countries®

Reported bugs

5 issues
  • Albania's position is tilted
  • Overlapping of certain countries (e.g. Turkmenistan, Uzbekistan, Afghanistan)
  • Incorrect information (e.g. Pyongyang in South Korea)
  • Game freezing or crashing
  • Progress not saving properly

Requested features

6 requests
  • Add more countries and territories (e.g. Vatican City, Western Sahara, Kosovo, Taiwan)
  • Improve accuracy of country sizes and shapes
  • Increase variety of questions (e.g. capitals, landmarks, languages, geography facts)
  • Add read-aloud option for questions
  • Introduce more game modes and difficulty levels
Show 1 more
  • Create a sequel with enhanced features (like Stack the States 2)

The Human Body by Tinybop

Reported bugs

3 issues
  • Inability to restore in-app purchases
  • Compatibility issues with newer iOS versions
  • Freezing and crashing on certain actions

Requested features

4 requests
  • Add more body systems (e.g. endocrine, lymphatic)
  • Include pronunciations of body part names
  • Provide more detailed explanations of processes
  • Allow customization of the human model

In-app purchases

None

Stack the Countries®

No in-app purchases

2 purchases

The Human Body by Tinybop

One-time2
  • The Urogenital System$0.99
  • The Immune System$0.99

Questions

Is Stack the Countries® free?
Stack the Countries® costs $2.99, with no in-app purchases.
Is The Human Body by Tinybop free?
The Human Body by Tinybop costs $3.99, and also offers in-app purchases.
Which has better reviews, Stack the Countries® or The Human Body by Tinybop?
Stack the Countries® is rated higher. Stack the Countries® averages 4.6 out of 5 from 1K ratings, while The Human Body by Tinybop averages 4.2 from 398 ratings.
Do Stack the Countries® or The Human Body by Tinybop have ads?
Neither Stack the Countries® nor The Human Body by Tinybop shows ads.
Which is updated more often, Stack the Countries® or The Human Body by Tinybop?
Stack the Countries® ships an update every 6 months, and The Human Body by Tinybop every 5 months. Most recently, Stack the Countries® was updated on October 14, 2026 and The Human Body by Tinybop on October 14, 2026.

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