Comparison

Happy Glass vs Dig This!

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

Head to head
About

Happy Glass

Fill a glass with liquid by drawing lines to solve physics-based puzzles. Get creative with your solutions to complete levels and make the glass happy again. Enjoy a fun and relaxing experience with many challenging stages.

Highlights
  • Draw lines freely to complete levels
  • Dynamic liquid filling mechanism
  • Smart and fun physics puzzles
  • Challenging level design
  • Relaxing and engaging theme
  • Numerous levels with more added
Features
Read full description

The glass is sad because it's empty. Your job is to draw a line to make the glass filled up with liquid and smile again! Try to find the best way to complete each level. You can come up with your own solution so be creative and don't be afraid to think out of the box! Some levels might look easy but let's see if you can actually get the 3 stars. FEATURES * Dynamic mechanism. Draw lines freely to complete levels! * Simple, smart and fun puzzles but can be challenging too * Lots of levels with more coming soon! * Fun and relaxing theme that will make you stay for quite some time SUBSCRIPTION By subscribing to Happy Glass, you get: - Non rewarded ads removed - 150 daily free coins - 30% bonus from free prizes - 2 free daily hints You can choose between 3 options : - 1 week ( free 3 days trial ), $7.99 - 1 month, $19.99 - 1 year, $99.99 These purchases are auto-renewable subscriptions. The subscription price will be charged to your iTunes account upon confirmation of purchase and in the 24 hours prior to the end of each subscription period as set out above (e.g - week, month or year). Cancel your subscription at any time in your iTunes Account Settings. If you do not cancel the subscription at least 24 hours before the expiry of any trial period, the subscription will automatically convert into a paid auto-renewing subscription. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. lionstudios.cc/terms lionstudios.cc/privacy https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Dig This!

Engage your mind with a unique physics-based puzzle game. Dig with your finger to create paths and guide a ball to its destination, overcoming clever challenges and using gravity and momentum to your advantage. Discover thousands of handcrafted levels that test your logic and creativity.

Highlights
  • Unique digging gameplay
  • Realistic physics puzzles
  • Thousands of handcrafted levels
  • Logic and creativity challenges
  • Fun mechanics like bombs
  • Hints and solutions available
Features
Read full description

Dig, think, and solve! Just dig with your finger and guide the ball to the cup. Simple to learn — but every level hides a clever trick waiting to be discovered. Use gravity, momentum, and creativity to crack satisfying physics puzzles. Sometimes you need to build speed. Sometimes objects must collide. And sometimes the simplest path is the smartest one. With over 10,000 handcrafted levels and fresh ones added every week — there's always something new to dig into. Features • Unique digging gameplay found nowhere else • Simple to learn, endlessly satisfying to master • Realistic, physics-based puzzles • 10,000+ handcrafted levels • New levels added every week • Fun mechanics: bombs, multi-colored balls, and more • Clean, colorful 3D graphics • Stuck? Hints and solutions are always available

Screenshots

Happy Glass4 screens
Dig This!4 screens

Verdict

The call

The clearest difference is monetization model: Dig This! at free with in-app purchases against Happy Glass's subscription. Dig This! also leads on rating (4.7 vs 4.3) and ratings volume (632K vs 99K). On price, review sentiment, 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

Both are free to download. Happy Glass sells 10 in-app purchases, starting at $7.99 per 7 days and Dig This! sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Dig This! holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Dig This! has 632K ratings behind it against 99K, so its average is the more settled of the two. Written reviews point the same way: 49% of Happy Glass's written reviews are positive against 55% of Dig This!'s.

UpkeepUpdate frequency

Happy Glass ships an update every 3 weeks, Dig This! monthly. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Happy Glass versus Dig This!: the parameters behind the verdict, then further details
ParameterHappy GlassDig This!
PriceFreeFree
Rating4.3 (99K ratings)4.7 (632K ratings) — better
Positive reviews48.6% of reviews55.2% of reviews — better
Number of ratings99K632K — better
Update frequencyEvery 3 weeks — betterMonthly
AdsYesYes
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size249 MB349 MB
Age rating12+9+
DeveloperLion StudiosRaketspel AB

Customer experience

Happy Glass

All ratings98,677 ratings
Positive81.8%
Neutral7.3%
Negative10.9%
Written reviews2,048 reviews
Positive48.6%
Neutral12.1%
Negative39.3%

Dig This!

All ratings631,989 ratings
Positive92.6%
Neutral4.6%
Negative2.8%
Written reviews1,814 reviews
Positive55.2%
Neutral10.0%
Negative34.8%

User reviews

Happy Glass

From 99K App Store ratings

What we love

  • 🚀 Fun and addictive gameplay
  • 👍 Challenging levels that make you think
  • 💡 Different game modes and obstacles
  • 🎨 Customizable cups and pencils

Room to improve

  • 🔍 Repetitive and easy levels at times
  • 📢 Excessive and repetitive ads
  • 🔒 Inappropriate ads shown
  • 🐛 Glitches and crashes
  • 💰 Expensive in-app purchases

Dig This!

From 632K App Store ratings

What we love

  • 🚀 Excellent game if you like to problem solve
  • 🚀 Challenging and enjoyable
  • 👍 Fun and addictive
  • 👍 Great physics and gameplay
  • 👍 Clever and inventive puzzles

Room to improve

  • 🔍 Too many ads
  • 🔍 Ads are intrusive and disruptive
  • 🔍 Ads appear too frequently
  • 🐛 Game crashes and freezes
  • 🐛 Levels can feel too random or based on luck

Bugs and requests

Happy Glass

Reported bugs

3 issues
  • Screen going black after completing levels
  • Issues with ads not working properly
  • Inconsistent star/coin rewards

Requested features

5 requests
  • More original and challenging level designs
  • Reduce frequency of ads or provide ad-free option
  • Improve star/coin system to better motivate progression
  • Add more customization options
  • Improve level selection and navigation

Dig This!

Reported bugs

3 issues
  • Levels not saving progress
  • Hints not working as expected
  • Ads not closing properly

Requested features

4 requests
  • Earn hints by watching ads or completing levels
  • More levels and content updates
  • Option to reset progress and start over
  • Ability to skip levels without using a hint

In-app purchases

10 purchases

Happy Glass

Subscriptions2
  • Happy Subscription3 Days trial$7.997 Days
  • Happy Subscription$19.991 Month
One-time8
  • 900 Coins$0.99
  • Grinch Pack$1.99
  • Starter Pack$1.99
Show 5 more
  • Remove Ads$2.99
  • Snow Bundle$2.99
  • 5000 Coins$4.99
  • Happy Bundle$6.99
  • Super Bundle$15.99
12 purchases

Dig This!

One-time12
  • Random Skin$0.99
  • Solutions - Small Pack$1.99
  • Easter Levels$3.99
Show 9 more
  • Reduced price 4th of July$3.99
  • Special Offer$4.99
  • Seasonal Event – Easter$4.99
  • No ads$4.99
  • Seasonal event 4th of July$4.99
  • Solutions - Medium Pack$5.99
  • Solutions – Big Pack$14.99
  • Mega Pack$14.99
  • Solutions – Huge Pack$24.99

Questions

Is Happy Glass free?
Happy Glass is free to download, with in-app purchases available.
Is Dig This! free?
Dig This! is free to download, with in-app purchases available.
Which has better reviews, Happy Glass or Dig This!?
Dig This! is rated higher. Happy Glass averages 4.3 out of 5 from 99K ratings, while Dig This! averages 4.7 from 632K ratings.
Do Happy Glass or Dig This! have ads?
Both Happy Glass and Dig This! show ads.
Which is updated more often, Happy Glass or Dig This!?
Happy Glass ships an update every 3 weeks, and Dig This! monthly. Most recently, Happy Glass was updated on October 31, 2026 and Dig This! on October 30, 2026.

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