Comparison

Heart Box vs Line Drawing

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

Head to head
About

Heart Box

Guide a robot through challenging puzzle rooms by utilizing realistic physics and a variety of objects. Solve over 180 levels across four game modes, with the ability to create and share your own levels.

Highlights
  • Over 180 puzzle levels
  • Four distinct game modes
  • Level editor and QR code sharing
  • Online community levels database
  • Realistic physics engine
  • Robot customization with skins
Features
Read full description

Professor Rat created Robby but gave him a weak battery, which is why our hero has to constantly recharge and participate in crazy experiments. Take the robot through all the experimental puzzle rooms of Professor Rat to release him from the charger! Features: ▶ Over 180 levels for your brain! ▶ 4 funny game modes ▶ 20 physical objects ▶ Level Editor & Collection of QR levels ▶ Online database "Community Levels" ▶ Tons of skins for robot! ▶ Realistic physics ▶ High-quality graphics ▶ A lot of cartoons! ▶ Game achievements & leaderboards Find new levels in our community: Facebook: https://www.facebook.com/radbrothers Twitter: https://twitter.com/Rad_Brothers Instagram: https://www.instagram.com/rad_brothers VK: https://vk.com/radbrothersid YouTube channel: https://www.youtube.com/user/RadBrothersID Our website: https://radbrothers.com

About

Line Drawing

Draw colorful lines to guide a cube into a cup using physics. This logic puzzle game challenges your precision, creativity, and strategy to solve increasingly difficult levels. Sharpen your brain with unique physics-based challenges.

Highlights
  • Draw lines to guide cube movement
  • Make the cube drop into the cup
  • 45 challenging physics puzzle levels
  • Realistic physics-based movement
  • Unique logic drawing challenges
  • Unlock levels ahead
Features
Read full description

Line Drawing Physic Drop: Logic Puzzle games 2019 is draw line physics game. Draw colorful lines & let the cube drop into the cup. This line connect puzzle requires excellent precision and prediction of the movements of the cute cube. You can draw line in any direction, however, the ultimate goal is to get the crazy cube into the basket. Sounds EASY? Believe us it is not! Especially in the later levels where you need to draw long lines strategically. -THE ULTIMATE BRAIN TRAINING Do you enjoy brain games? Want to play a unique line physics game? If you do, you should definitely try Line Drawing Physic Drop game now. Its an ultimate line puzzle game for everyone! Draw line and make the cube drop into the cup. It is a very exciting cube drop brain teaser game that challenges you to draw line accurately because the cube drops according to the law of physic. This custom cube puzzle will really test your senses, creativity, logic and strategy! - ORIGINALLY CHALLENGING There are various brain games out there, but to find a true challenging game is not easy. We keep innovating and creating unique games that will sharpen your brain and let you have fun at the same time. This time, we come up with a unique line puzzle game unlike any others. You’ll see, you’ll love the unique challenge. The puzzle drawing gameplay practically creates custom physics puzzles every time you start a new game. - HOW GOOD ARE YOU AT LOGIC DRAWING? This is the most interesting drawing you will ever do! It requires not only good drawing and precision, but also smart and logic drawing. The lines need to be smartly used and put together to create precise movement of the cube for best results. - BEST FEATURES OF LINE DRAWING PHYSIC DROP: LOGIC PUZZLE GAMES 2019 • Simple rule: draw line (and sometimes colorful lines) to guide the movement of the cube • Make the cube drop into the cup • 45 challenging levels of physics puzzles • Cube Falling and line connect gameplay • Realistic movement that follow the law of physics • Unique logic drawing challenge • Ability to unlock next level even before you’ve finished the last level. • Hours of addictive and exciting custom puzzle gaming. - HOW TO PLAY LINE DRAWING PHYSIC DROP GAME? 1. Touch and draw to draw colorful lines to guide the cube to drop into the bowl, bypassing as many stars as possible. 2. The length of the lines and the types of lines you can draw are different for each level. 3. Each line represents different types of movement: - Red means the cube will move upward - Green means the cube will bounce on top of it - Black means the cube will slide down 4. Touch Play button to start moving the cube. 5. If you’ve made a mistake, touch the Replay button to replay the level. ------------------------------------- So, draw me now! Show that your mind can think and draw precisely at the same time. Play our line connect physics game, have fun, and sharpen your brain in this thrilling brain game challenge! --- Do you enjoy playing our line puzzle game “Line Drawing Physic Drop: Logic Puzzle Games 2019? Show us love and support as much as possible. Thank you!

Screenshots

Heart Box4 screens
Line Drawing3 screens

Verdict

The call

The clearest difference is ads: Line Drawing at none against Heart Box's shown. Line Drawing also leads on update cadence (monthly vs every 2 months) and iOS requirement (9.0 vs 13.0). Heart Box's advantage is review sentiment (88% vs 75%) and ratings volume (217 vs 31). On price, rating, in-app purchases and monetization model 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. Heart Box sells 10 one-off in-app purchases and Line Drawing sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Heart Box against 4.6 for Line Drawing. That said, the two scores are not equally well evidenced: Heart Box has 217 ratings behind it against 31, so its average is the more settled of the two. Written reviews are what separate them: 88% of Heart Box's written reviews are positive against 75% of Line Drawing's.

UpkeepUpdate frequency

Heart Box ships an update every 2 months, Line Drawing monthly. Both last shipped on November 6, 2026.

Scorecard5 real differences · 5 level
Heart Box versus Line Drawing: the parameters behind the verdict, then further details
ParameterHeart BoxLine Drawing
PriceFreeFree
Rating4.7 (217 ratings) — better4.6 (31 ratings)
Positive reviews87.5% of reviews — better75.0% of reviews
Number of ratings217 — better31
Update frequencyEvery 2 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.09.0 — better
Further details — not scored
Size108 MB81 MB
Age rating4+4+
DeveloperKonstantin RadchenkoCASUAL NINE SOCIEDAD LIMITADA

Customer experience

Heart Box

All ratings215 ratings
Positive94.0%
Neutral2.8%
Negative3.3%
Written reviews40 reviews
Positive87.5%
Neutral7.5%
Negative5.0%

Line Drawing

All ratings31 ratings
Positive93.5%
Neutral6.5%
Negative0.0%
Written reviews24 reviews
Positive75.0%
Neutral8.3%
Negative16.7%

In-app purchases

10 purchases

Heart Box

One-time10
  • 1000 Coins$0.49
  • 5000 Coins$0.99
  • 10000 Coins$1.49
Show 7 more
  • 10000 Coins$2.99
  • All Purple Skins$3.99
  • Remove ads$4.99
  • Open all levels & remove ads$6.99
  • VIP Gold Skin$7.99
  • VIP Brilliant Skin$7.99
  • 50000 Coins$9.99
1 purchases

Line Drawing

One-time1
  • Remove ads$1.99

Questions

Is Heart Box free?
Heart Box is free to download, with in-app purchases available.
Is Line Drawing free?
Line Drawing is free to download, with in-app purchases available.
Which has better reviews, Heart Box or Line Drawing?
Heart Box is rated higher. Heart Box averages 4.7 out of 5 from 217 ratings, while Line Drawing averages 4.6 from 31 ratings.
Do Heart Box or Line Drawing have ads?
Heart Box shows ads; Line Drawing does not.
Which is updated more often, Heart Box or Line Drawing?
Heart Box ships an update every 2 months, and Line Drawing monthly. Most recently, Heart Box was updated on November 6, 2026 and Line Drawing on November 6, 2026.

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