Comparison

Soroban66 vs Chip Simulator

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

Head to head
About

Soroban66

Practice multiplication, division, and addition with customizable difficulty. Includes dictation exercises and a flash anzan mode for rapid calculation. Offers personalized routines and timed challenges.

Highlights
  • Multiplication and division practice
  • Customizable addition exercises
  • Number dictation for sums
  • Flash Anzan rapid calculation
  • Personalized routine creation
  • Timed challenges
Features
Read full description

○Soroban ・Free practice Multiplication : 7 digits x 7 digits Division : ÷ 7 digits = 7 digits Sums : 1-digit to 10-digit 10-unit You can challenge yourself with problems. ・Remix 5 Creation of your own personalized routines according to your level It only takes a minute or two, so you can do it quickly and easily in your spare time! ○Dictation Dictation of Sums. It reads off numbers, so you sum up all. ・Free You can practice 1 to 15 digits numbers. ○Flash Anzan Flash Anzan is a competition to add up the numbers displayed as they appear. ・Free practice Practice in 0.01 second increments. Difficulty adjustment based on fingering frequency. Percentage of time to light a problem can also be adjusted! Retry function is also available! ・Remix 5 Creation of your own personalized routines according to your level It only takes a minute or two, so you can do it quickly and easily in your spare time! ○Timer Reads out "Yo-i Hajime" before measurement. Any words can be read out during measurement.

About

Chip Simulator

Design and test digital logic circuits with this intuitive simulator. It's a great tool for students and hobbyists to learn and experiment with chip design and basic digital logic in real-time.

Highlights
  • Intuitive user interface
  • Design digital logic circuits
  • Test and debug chips
  • Real-time simulation
  • Learn digital logic basics
  • Experiment with circuit configurations
Features
Read full description

Our chip simulator and digital logic app is the perfect tool for anyone looking to learn and experiment with basic digital logic. With an intuitive user interface, it allows you to easily design, test, and debug your own chips in minutes. Whether you're a student, or hobbyist, this app is an essential tool for learning and understanding the basics of digital logic and chip design. With the ability to simulate a wide range of digital logic circuits and test them in real-time, you can learn and experiment with different circuit configurations, and debug your designs to ensure they work as expected. Try it now and unleash your tech potential! proxima.centauri0@gmail.com

Screenshots

Soroban664 screens
Chip Simulator4 screens

Verdict

The call

The clearest difference is review sentiment: Soroban66 at 100% against Chip Simulator's 38%. Soroban66 also leads on update cadence (every 3 weeks vs every 3 months). Chip Simulator's advantage is price ($0.99 vs $3.99) and iOS requirement (11.0 vs 16.0). On ads, 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

Soroban66 costs $3.99 and Chip Simulator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Soroban66 ships an update every 3 weeks, Chip Simulator every 3 months. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 6 level
Soroban66 versus Chip Simulator: the parameters behind the verdict, then further details
ParameterSoroban66Chip Simulator
Price$3.99$0.99 — better
Rating—1.0 (7 ratings) — better
Positive reviews100.0% of reviews — better37.5% of reviews
Number of ratings—7 — better
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.011.0 — better
Further details — not scored
Size29 MB70 MB
Age rating4+4+
DeveloperMasashi Fujishiro博 彭

Customer experience

Soroban66

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Chip Simulator

All ratings7 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews8 reviews
Positive37.5%
Neutral0.0%
Negative62.5%

In-app purchases

None

Soroban66

No in-app purchases

None

Chip Simulator

No in-app purchases

Questions

Is Soroban66 free?
Soroban66 costs $3.99, with no in-app purchases.
Is Chip Simulator free?
Chip Simulator costs $0.99, with no in-app purchases.
Do Soroban66 or Chip Simulator have ads?
Neither Soroban66 nor Chip Simulator shows ads.
Which is updated more often, Soroban66 or Chip Simulator?
Soroban66 ships an update every 3 weeks, and Chip Simulator every 3 months. Most recently, Soroban66 was updated on October 12, 2026 and Chip Simulator on October 11, 2026.

Other comparisons