Comparison

N'Back 10 vs JSME 計算力学技術者試験流体１級対策（単相流）

Q: Is JSME 計算力学技術者試験 流体１級対策（単相流） free?

JSME 計算力学技術者試験 流体１級対策（単相流） costs $9.99, with no in-app purchases.

Q: Do N'Back 10 or JSME 計算力学技術者試験 流体１級対策（単相流） have ads?

Neither N'Back 10 nor JSME 計算力学技術者試験 流体１級対策（単相流） shows ads.

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

Head to head

N'Back 10

$2.99

📚 Education

★ 5.01 ratingsView app →

JSME 計算力学技術者試験流体１級対策（単相流）

$9.99

📚 Education

No ratingsView app →

About

N'Back 10

Enhance sensory and working memory with this cognitive training tool. It offers various modes and difficulty levels to challenge your recall abilities by matching current stimuli to those from a specified number of steps prior.

Highlights

N'Back training (1-Back to 10-Back)
Flash Mode
Slow Mode
Step Mode
Sequence memorization
Stimulus matching

Features

Read full description

Improve Sensory Memory & Working Memory using N'Back. ◆1'Back --- 10'Back ◆Flash Mode / Slow Mode / Step Mode Tap the number key matches the one from N steps earlier in the sequence. In 1'Back 1 task1: count & memorize 2 task2: count & memorize 3 __keyboard__: answer for task1 4 task3: count & memorize 5 __keyboard__: answer for task2 6 task4: count & memorize : In 2'Back 1 task1: count & memorize 2 task2: count & memorize 3 task3: count & memorize 4 __keyboard__: answer for task1 5 task4: count & memorize 6 __keyboard__: answer for task2 7 task5: count & memorize :

About

JSME 計算力学技術者試験流体１級対策（単相流）

Features

Read full description

JSME流体１級対策（単相流）の学習用アプリです。ユーザー登録不要で利用できます。問題は随時追加予定です。１問解くごとに結果と解説がわかる方式を採用しています。問題に不備がある場合は、解説ページに右上の報告するボタンよりご連絡いただけますと迅速に修正対応することができます。

Screenshots

N'Back 104 screens

JSME 計算力学技術者試験流体１級対策（単相流）4 screens

Verdict

The call

The clearest difference is price: N'Back 10 at $2.99 against JSME 計算力学技術者試験流体１級対策（単相流）'s $9.99. JSME 計算力学技術者試験流体１級対策（単相流）'s advantage is update cadence (every 2 months vs every 12 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement 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

N'Back 10 costs $2.99 and JSME 計算力学技術者試験流体１級対策（単相流） $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

N'Back 10 ships an update every 12 months, JSME 計算力学技術者試験流体１級対策（単相流） every 2 months. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 7 level

N'Back 10 versus JSME 計算力学技術者試験流体１級対策（単相流）: the parameters behind the verdict, then further details
Parameter	N'Back 10	JSME 計算力学技術者試験流体１級対策（単相流）
Price	$2.99 — better	$9.99
Rating	5.0 (1 ratings) — better	—
Positive reviews	100.0% of reviews	—
Number of ratings	1 — better	—
Update frequency	Every 12 months	Every 2 months — better
Ads	No	No
In-app purchases	No	No
Monetization	Paid	—
Devices	iPhone	iPhone, iPad, iPod — better
Requires iOS	16.0	15.1 — better
Further details — not scored
Size	2 MB	41 MB
Age rating	4+	4+
Developer	Yasuyoshi Ota	Daisuke Matsubara

In-app purchases

None

N'Back 10

No in-app purchases

None

JSME 計算力学技術者試験流体１級対策（単相流）

No in-app purchases

Questions

Is N'Back 10 free?

N'Back 10 costs $2.99, with no in-app purchases.

Is JSME 計算力学技術者試験流体１級対策（単相流） free?

JSME 計算力学技術者試験流体１級対策（単相流） costs $9.99, with no in-app purchases.

Do N'Back 10 or JSME 計算力学技術者試験流体１級対策（単相流） have ads?

Neither N'Back 10 nor JSME 計算力学技術者試験流体１級対策（単相流） shows ads.

Which is updated more often, N'Back 10 or JSME 計算力学技術者試験流体１級対策（単相流）?

N'Back 10 ships an update every 12 months, and JSME 計算力学技術者試験流体１級対策（単相流） every 2 months. Most recently, N'Back 10 was updated on September 11, 2026 and JSME 計算力学技術者試験流体１級対策（単相流） on September 20, 2026.