Comparison

フラッシュ暗算検定模試(協会) vs Soroban66

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

Head to head
About

フラッシュ暗算検定模試(協会)

Features
Read full description

日本フラッシュ暗算協会公認の検定模試アプリです。 是非多くの方に、本物のフラッシュ暗算検定を受験していただきたいと思います。 まずは検定模試アプリで腕試し! 日本フラッシュ暗算協会の検定試験に完全準拠していますので本アプリで合格するまで十分練習すれば実際の検定試験での合格率も大幅にアップ! 実際の検定試験に沿った効率的な練習を行えます。

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
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○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.

Screenshots

フラッシュ暗算検定模試(協会)4 screens
Soroban664 screens

Verdict

The call

The clearest difference is review sentiment: Soroban66 at 100% against フラッシュ暗算検定模試(協会)'s 0%. Soroban66 also leads on update cadence (every 3 weeks vs every 28 months). フラッシュ暗算検定模試(協会)'s advantage is iOS requirement (8.0 vs 16.0). On price, ads, in-app purchases 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

フラッシュ暗算検定模試(協会) costs $3.99 and Soroban66 $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

フラッシュ暗算検定模試(協会) ships an update every 28 months, Soroban66 every 3 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
フラッシュ暗算検定模試(協会) versus Soroban66: the parameters behind the verdict, then further details
Parameterフラッシュ暗算検定模試(協会)Soroban66
Price$3.99$3.99
Rating3.0 (2 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings2 — better—
Update frequencyEvery 28 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.0 — better16.0
Further details — not scored
Size15 MB29 MB
Age rating+44+
DeveloperYuji MiyamotoMasashi Fujishiro

Customer experience

フラッシュ暗算検定模試(協会)

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Soroban66

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

In-app purchases

None

フラッシュ暗算検定模試(協会)

No in-app purchases

None

Soroban66

No in-app purchases

Questions

Is フラッシュ暗算検定模試(協会) free?
フラッシュ暗算検定模試(協会) costs $3.99, with no in-app purchases.
Is Soroban66 free?
Soroban66 costs $3.99, with no in-app purchases.
Do フラッシュ暗算検定模試(協会) or Soroban66 have ads?
Neither フラッシュ暗算検定模試(協会) nor Soroban66 shows ads.
Which is updated more often, フラッシュ暗算検定模試(協会) or Soroban66?
フラッシュ暗算検定模試(協会) ships an update every 28 months, and Soroban66 every 3 weeks. Most recently, フラッシュ暗算検定模試(協会) was updated on November 11, 2026 and Soroban66 on November 3, 2026.

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