Comparison

Sumaddle vs D Flate's Great Estate

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

Head to head
About

Sumaddle

This logic puzzle game transforms pencil-and-paper challenges into interactive brain teasers. Fit number combinations to clues using pure logic, with no mental arithmetic required. Enjoy over 150 free puzzles of varying difficulty, with built-in help and offline play.

Highlights
  • Interactive logic puzzles
  • Number combination fitting
  • Pure logic solving
  • Built-in help and mistake correction
  • Over 150 free puzzles
  • Offline play
  • Ad-free experience
Features
Read full description

This type of logical puzzle was first seen in the Japan Puzzle Championship 2006 and is sometimes known as Doppelblock, or Smashed Sums. When played with pencil and paper, these puzzles can be hard work to solve. Sumaddle changes that by transforming the puzzles into interactive brain teasers that unfold before your eyes. Each puzzle has a unique solution. Finding the solution involves fitting the number combinations to the clues. The app makes it easy to view the possible combinations, you don’t need to do any sums in your head. Instead, you are able to focus on using logic to narrow down the combinations and find a fitting arrangement. The puzzles come in a range of sizes and difficulties, to suit all levels of skill and puzzling purposes. Choose a small puzzle to idle away a minute or two while waiting in a queue, or a big puzzle to give your brain some exercise during a coffee break! Some reasons why you will enjoy playing Sumaddle: • more than 150 puzzles are included for free • all puzzles can be solved with pure logic, no mental arithmetic required • the sophisticated built-in help can explain the logical reasoning at each step and also fix mistakes if you go wrong • the built-in help is completely free, use it as much as you like • works offline (great for long journeys) • a high standard of accessibility, including comprehensive support for VoiceOver • ad-free play - there are absolutely no ads! IGRS age rating (Indonesia Game Rating System): 3+ Designed and developed in Winterthur, Switzerland

About

D Flate's Great Estate

Embark on a physics-based puzzle adventure to help recover an inheritance by bursting balloons and navigating treacherous rooms. Collect priceless heirlooms and uncover secrets within a magnificent mansion.

Highlights
  • Physics-based puzzles
  • Balloon bursting gameplay
  • 70 unique rooms
  • 7 themed floors
  • Collectible heirlooms
  • Avoid hazards
Features
Read full description

From Scary Beasties, the multi BAFTA Award-winning developers, comes a mind-blowing physics puzzler. Join the “Handle With Air” removal team as you navigate the great estate of the late D. Flate and help the estranged son of this world-renowned adventurer recover his precious inheritance. Skill! Test your skill and flex your brain with the pick up and pop gameplay of these balloon bursting puzzles. Adventure! Work your way through 70 weird and wonderful rooms spanning 7 uniquely themed floors. Danger! From goo to gears, avoid pitfalls and perils as you guide your balloon helpers through the adventurer’s magnificent mansion. Intrigue! Get carried away collecting D. Flate’s priceless airlooms as you uncover the secrets of his bewildering life. Privacy: This app contains targeted advertisements that are displayed using integrated third party software developed by ironSource Mobile Ltd ("ironSource"). By downloading our app you consent to the collection of personal data and the sharing of that data with ironSource and their partners. Their partners include third party ad networks such as Unity and Admob. Scary Beasties does not store your personal data and cannot access any personal data collected directly by the ironSource software or indirectly by their partners. A copy of the Scary Beasties Privacy policy can be found at dflate.estate/privacypolicy. Scary Beasties is a multi BAFTA Award winning mobile, AR and online games developer. www.scarybeasties.com

Screenshots

Sumaddle3 screens
D Flate's Great Estate4 screens

Verdict

The call

The clearest difference is review sentiment: Sumaddle at 95% against D Flate's Great Estate's 40%. Sumaddle also leads on ads (none vs shown) and rating (4.9 vs 4.5). D Flate's Great Estate's advantage is iOS requirement (10.0 vs 17.0). On price, in-app purchases, monetization model 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

Both are free to download. Sumaddle sells 10 one-off in-app purchases and D Flate's Great Estate 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

Sumaddle holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Sumaddle has 769 ratings behind it against 71, so its average is the more settled of the two. Written reviews point the same way: 95% of Sumaddle's written reviews are positive against 40% of D Flate's Great Estate's.

UpkeepUpdate frequency

Sumaddle ships an update every 3 weeks, D Flate's Great Estate every 21 months. Both last shipped on November 3, 2026.

Scorecard6 real differences · 4 level
Sumaddle versus D Flate's Great Estate: the parameters behind the verdict, then further details
ParameterSumaddleD Flate's Great Estate
PriceFreeFree
Rating4.9 (769 ratings) — better4.5 (71 ratings)
Positive reviews94.9% of reviews — better40.0% of reviews
Number of ratings769 — better71
Update frequencyEvery 3 weeks — betterEvery 21 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.010.0 — better
Further details — not scored
Size31 MB201 MB
Age rating4+9+
DeveloperJonathan BuchananScary Beasties Ltd

Customer experience

Sumaddle

All ratings769 ratings
Positive98.3%
Neutral0.7%
Negative1.0%
Written reviews98 reviews
Positive94.9%
Neutral1.0%
Negative4.1%

D Flate's Great Estate

All ratings71 ratings
Positive87.3%
Neutral5.6%
Negative7.0%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

Bugs and requests

Sumaddle

Reported bugs

2 issues
  • Losing progress when minimizing the app
  • Inconsistent difficulty ratings

Requested features

4 requests
  • Ability to selectively pencil in notes
  • More difficult puzzle options
  • Synced progress across devices
  • Detailed statistics and leaderboard

D Flate's Great Estate

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Sumaddle

One-time10
  • Crafty, Pack 1$0.99
  • Crafty, Pack 2$0.99
  • Crafty, Pack 3$0.99
Show 7 more
  • Sneaky, Pack 1$0.99
  • Sneaky, Pack 2$0.99
  • Sneaky, Pack 3$0.99
  • Tricky, Pack 1$0.99
  • Tricky, Pack 2$0.99
  • Tricky, Pack 3$0.99
  • Puzzle Generator$9.99
1 purchases

D Flate's Great Estate

One-time1
  • Remove Ads$2.99

Questions

Is Sumaddle free?
Sumaddle is free to download, with in-app purchases available.
Is D Flate's Great Estate free?
D Flate's Great Estate is free to download, with in-app purchases available.
Which has better reviews, Sumaddle or D Flate's Great Estate?
Sumaddle is rated higher. Sumaddle averages 4.9 out of 5 from 769 ratings, while D Flate's Great Estate averages 4.5 from 71 ratings.
Do Sumaddle or D Flate's Great Estate have ads?
D Flate's Great Estate shows ads; Sumaddle does not.
Which is updated more often, Sumaddle or D Flate's Great Estate?
Sumaddle ships an update every 3 weeks, and D Flate's Great Estate every 21 months. Most recently, Sumaddle was updated on November 3, 2026 and D Flate's Great Estate on November 3, 2026.

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