Comparison

Sumaddle vs Stock Chart Simulator

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

• “Brilliant puzzle game”, UK App Store review Apr 2025 • “Best Puzzle Game I’ve Ever Played”, US App Store review Jan 2025 • “The ONLY iOS game I've never gotten tired of”, Reddit review Apr 2024 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 adding the essential element of interaction. This transforms the puzzles into intriguing 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 can focus on using logic to narrow down the combinations and find a fitting arrangement. Some reasons why you will enjoy playing Sumaddle: • puzzles range in size and difficulty from small and simple to large and mind-blowing • 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

Stock Chart Simulator

Practice stock trading skills using real historical market data without any financial risk. Learn to identify chart patterns and make trading decisions in a simulated environment. Ideal for students and aspiring traders.

Highlights
  • Risk-free trading practice
  • Real historical S&P 500 data
  • Chart pattern identification
  • User-friendly interface
  • Learn market dynamics
Read full description

Think you can beat the market by looking at price action alone? Learn & practice on real historical data - simple, quick and easy to use. Dive into the world of stock trading without any financial risk! Our Stock Chart Simulator offers a safe environment to learn price action and practice identifying chart patterns using real historical data from the S&P 500. Key Features: Risk-free learning: Hone your trading skills without risking real money Extensive data: Access over 10 years of historical stock data from the entire S&P 500 universe Real-world experience: Practice identifying chart patterns and making trading decisions based on actual market movements User-friendly interface: Intuitive design makes it easy for beginners and experienced traders alike Perfect for: Students learning about financial markets Aspiring traders looking to practice their skills Anyone interested in understanding stock market dynamics Please note: This app is for entertainment purposes only. It does not offer real trading capabilities or financial advice.

Screenshots

Sumaddle3 screens
Stock Chart Simulator4 screens

Verdict

The call

The clearest difference is update cadence: Stock Chart Simulator at every 2 days against Sumaddle's every 3 weeks. Sumaddle's advantage is ratings volume (767 vs 1). On price, rating, ads and in-app purchases 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 15 one-off in-app purchases and Stock Chart Simulator sells 5 one-off in-app purchases. 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 — 4.9 for Sumaddle against 5.0 for Stock Chart Simulator. That said, the two scores are not equally well evidenced: Sumaddle has 767 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Sumaddle ships an update every 3 weeks, Stock Chart Simulator every 2 days. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
Sumaddle versus Stock Chart Simulator: the parameters behind the verdict, then further details
ParameterSumaddleStock Chart Simulator
PriceFreeFree
Rating4.9 (767 ratings)5.0 (1 ratings) — better
Positive reviews94.9% of reviews—
Number of ratings767 — better1
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size30 MB117 MB
Age rating4+12+
DeveloperJonathan BuchananAKP Ventures LTD

Customer experience

Sumaddle

All ratings767 ratings
Positive98.3%
Neutral0.7%
Negative1.0%
Written reviews98 reviews
Positive94.9%
Neutral1.0%
Negative4.1%

Stock Chart Simulator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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

Stock Chart Simulator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

15 purchases

Sumaddle

One-time15
  • Quirky, Pack 5$0.99
  • Very Difficult Puzzles$0.99
  • Quirky, Pack 1$0.99
Show 12 more
  • Premium 9x9 Puzzles, Pack 1$0.99
  • Crafty, Pack 1$0.99
  • Crafty, Pack 2$0.99
  • Crafty, Pack 3$0.99
  • 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
  • Assorted Puzzles$0.99
  • Puzzle Generator$9.99
5 purchases

Stock Chart Simulator

One-time5
  • Add funds - $100k$0.99
  • Chart Simulator - Premium$0.99
  • Premium Upgrade$0.99
Show 2 more
  • Add funds - $500k$3.99
  • Add funds - $1 million$5.99

Questions

Is Sumaddle free?
Sumaddle is free to download, with in-app purchases available.
Is Stock Chart Simulator free?
Stock Chart Simulator is free to download, with in-app purchases available.
Which has better reviews, Sumaddle or Stock Chart Simulator?
Stock Chart Simulator is rated higher. Sumaddle averages 4.9 out of 5 from 767 ratings, while Stock Chart Simulator averages 5.0 from 1 ratings.
Do Sumaddle or Stock Chart Simulator have ads?
Neither Sumaddle nor Stock Chart Simulator shows ads.
Which is updated more often, Sumaddle or Stock Chart Simulator?
Sumaddle ships an update every 3 weeks, and Stock Chart Simulator every 2 days. Most recently, Sumaddle was updated on October 12, 2026 and Stock Chart Simulator on October 3, 2026.

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