Comparison

Monster Physics® 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

Monster Physics®

Build and operate your own creations like cars, rockets, and planes using a realistic physics engine. Solve missions, learn physics concepts, and unleash your imagination with over 68 parts and various materials.

Highlights
  • Design and operate inventions
  • Build with 68+ parts
  • Solve 50 missions
  • Learn physics concepts
  • Create custom avatars
  • Multiple player profiles
Features
Currently charting
Read full description

▸ 2012 Editor's Choice Award! - Children's Technology Review ▸ "a fun, educational app that hits the mark with kids" - The iPhone Mom Monster Physics® is a unique building app that lets you play with physics! Build and operate your own car, crane, rocket ship, plane, helicopter, tank and more! BUILD IT: Set your imagination free! Build intricate, working contraptions with over 68 different parts including wheels, rockets, propellers, cannons, magnets, claws, wings and more. Choose from different materials including metal, wood, plastic, rubber and ice. Connect parts together by welding them, drawing a rope or chain between them with your finger or using special dynamic joints to bring them to life. Once your invention is complete, Monster Physics® will render it with it's built-in physics engine and let you actually operate your creation in real time. You can drive your car, operate your crane, guide your rocket into space or fly your helicopter! The possibilities are limited only by your imagination. SOLVE IT: Think outside the box! Monster Physics® comes with 50 missions for you to solve including simple tutorials as well as mind-bending challenges. Many of the missions are open-ended and can be solved with a wide variety of different solutions so you can play them over and over again. Players will learn problem-solving and creative-thinking skills while having tons of fun. LEARN IT: Have fun while learning! Players learn physics "hands on" through solving missions and building and refining their own inventions. In addition, a separate learn section introduces players to basic physics concepts such as friction, force, mass, acceleration and more. FEATURES: ▸ Create your own monster avatar ▸ Design and operate your own inventions ▸ Solve 50 fun missions ▸ Build with 68 different parts ▸ Learn common physics terms ▸ Create up to six player profiles ▸ Enjoy fun sound effects and music ▸ Powered by a realistic physics engine ▸ Retina support ▸ Works on both iPhone and iPad - a universal app Suggested age range: 10 to 110 PRIVACY DISCLOSURE Monster Physics®: - 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. 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
Currently charting
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

Monster Physics®4 screens
The Human Body by Tinybop4 screens

Verdict

The call

The clearest difference is in-app purchases: Monster Physics® at none against The Human Body by Tinybop's 1. Monster Physics® also leads on review sentiment (84% vs 67%) and price ($1.99 vs $3.99). The Human Body by Tinybop's advantage is ratings volume (402 vs 88). On rating, update cadence, ads and chart position 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

Monster Physics® costs $1.99 and The Human Body by Tinybop $3.99 up front. The Human Body by Tinybop sells 1 one-off in-app purchase. Monster Physics® asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.3 for Monster Physics® against 4.2 for The Human Body by Tinybop. Both are backed by a comparable volume of ratings — 88 and 402 respectively. Written reviews are what separate them: 84% of Monster Physics®'s written reviews are positive against 67% of The Human Body by Tinybop's.

UpkeepUpdate frequency

Monster Physics® ships an update every 9 months, The Human Body by Tinybop every 5 months. Both last shipped on November 1, 2026.

Scorecard6 real differences · 5 level
Monster Physics® versus The Human Body by Tinybop: the parameters behind the verdict, then further details
ParameterMonster Physics®The Human Body by Tinybop
Price$1.99 — better$3.99
Rating4.3 (88 ratings) — better4.2 (402 ratings)
Positive reviews84.0% of reviews — better67.0% of reviews
Number of ratings88402 — better
Update frequencyEvery 9 monthsEvery 5 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#188#143 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.0
Further details — not scored
Size52 MB125 MB
Age rating4+4+
DeveloperFreecloud Design, Inc.Tinybop Inc.

Customer experience

Monster Physics®

All ratings88 ratings
Positive81.8%
Neutral5.7%
Negative12.5%
Written reviews125 reviews
Positive84.0%
Neutral4.8%
Negative11.2%

The Human Body by Tinybop

All ratings398 ratings
Positive79.6%
Neutral5.5%
Negative14.8%
Written reviews1,052 reviews
Positive67.0%
Neutral8.4%
Negative24.6%

User reviews

Monster Physics®

From 88 App Store ratings

What we love

  • 🎮 Highly engaging and addictive gameplay
  • 🧠 Excellent educational value teaching physics concepts
  • 🎨 Encourages creativity and imagination
  • 👨‍👩‍👧‍👦 Appeals to wide age range from kids to adults
  • ⚙️ Realistic and intuitive physics simulation

Room to improve

  • 🚫 50-part build limit is too restrictive
  • 📐 Limited play area/workspace size
  • 🐛 Various bugs and glitches affecting gameplay
  • 🎮 Steep learning curve for beginners
  • ⚠️ Insufficient tutorial and guidance

The Human Body by Tinybop

From 402 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

Monster Physics®

Reported bugs

11 issues
  • Cannot place multiple blocks in Obstacle Course mission
  • Right half of screen buttons unresponsive on larger devices
  • Cannot save profiles or progress
  • Game freezes on build monster screen
  • Screen goes mostly black and becomes unresponsive
Show 6 more
  • Color tool only applies to top part of objects
  • Space audio continues playing after closing project
  • Parts don't attach properly despite tutorial implications
  • Welding physics behave unexpectedly
  • Build limit prevents saving when exceeded
  • Incompatibility with newer iOS versions and device sizes

Requested features

20 requests
  • Increase part limit from 50 to 100+ or unlimited
  • Expand play area and workspace
  • Add pistons for pushing/pulling mechanics
  • 3D version of the game
  • Landing legs for rockets
Show 15 more
  • Springs and steel cables
  • Copy/duplicate feature for parts
  • Rotate objects 90 degrees
  • Reset button for missions
  • Multiplayer/competitive modes
  • Share inventions with friends
  • More levels and challenges
  • Undo button for accidental moves
  • Ability to pair motors and pivots for multi-wheel drive
  • Better stabilizers
  • Voice overs for instructions
  • Music toggle while building
  • Level builder/content creation tools
  • Larger horizontal wrap-around workspace
  • Suction cup mechanics with adjustable release

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

Monster Physics®

No in-app purchases

1 purchases

The Human Body by Tinybop

One-time1
  • The Urogenital System$0.99

Questions

Is Monster Physics® free?
Monster Physics® costs $1.99, 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, Monster Physics® or The Human Body by Tinybop?
Monster Physics® is rated higher. Monster Physics® averages 4.3 out of 5 from 88 ratings, while The Human Body by Tinybop averages 4.2 from 402 ratings.
Do Monster Physics® or The Human Body by Tinybop have ads?
Neither Monster Physics® nor The Human Body by Tinybop shows ads.
Which is updated more often, Monster Physics® or The Human Body by Tinybop?
Monster Physics® ships an update every 9 months, and The Human Body by Tinybop every 5 months. Most recently, Monster Physics® was updated on November 1, 2026 and The Human Body by Tinybop on November 1, 2026.
Which is more popular, Monster Physics® or The Human Body by Tinybop?
Monster Physics® currently peaks at #188 in the App Store charts, and The Human Body by Tinybop at #143. Chart position reflects recent download velocity rather than total install base.

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