Comparison

Electro Math vs 太陽光発電アドバイザー対策

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

Head to head

About

Electro Math

Features

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Includes a "timed" mode. A certain level of calculation speed is required to advance to the next stage, but many test-takers are satisfied with "just being able to solve" the problems and end up stagnating without being able to go "beyond that." Use this app to acquire the mathematical skills necessary for electrical engineering. Terms of Use（EULA）: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://sites.google.com/view/electro-math/denken-suugaku/privacy

About

太陽光発電アドバイザー対策

Features

Read full description

太陽光発電アドバイザー全500問に対応した問題集アプリ。章別演習・ランダム出題・模擬試験など複数モードで効率的に学習できます。

Screenshots

Electro Math4 screens

太陽光発電アドバイザー対策4 screens

Verdict

The call

The clearest difference is price: Electro Math at Free against 太陽光発電アドバイザー対策's $4.99. Electro Math also leads on update cadence (daily vs every 2 months) and iOS requirement (13.0 vs 15.1). 太陽光発電アドバイザー対策's advantage is in-app purchases (none vs 1). On ads 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

Electro Math is free to download; 太陽光発電アドバイザー対策 costs $4.99 up front. Electro Math sells 1 in-app purchase, starting at $2.99 per month. 太陽光発電アドバイザー対策 asks for nothing beyond the download.

UpkeepUpdate frequency

Electro Math ships an update daily, 太陽光発電アドバイザー対策 every 2 months. The most recent releases landed on October 4, 2026 and October 18, 2026 respectively.

Scorecard4 real differences · 2 level

Electro Math versus 太陽光発電アドバイザー対策: the parameters behind the verdict, then further details
Parameter	Electro Math	太陽光発電アドバイザー対策
Price	Free — better	$4.99
Update frequency	Daily — better	Every 2 months
Ads	No	No
In-app purchases	Yes	No — better
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.1
Further details — not scored
Size	44 MB	34 MB
Age rating	4+	4+
Developer	ASUKA MINAMOTO	satoshi yoshida

In-app purchases

1 purchases

Electro Math

Subscriptions1

サブスクリプション（定期購読）7 Days trial$2.991 Month

None

太陽光発電アドバイザー対策

No in-app purchases

Questions

Is Electro Math free?

Electro Math is free to download, with in-app purchases available.

Is 太陽光発電アドバイザー対策 free?

太陽光発電アドバイザー対策 costs $4.99, with no in-app purchases.

Do Electro Math or 太陽光発電アドバイザー対策 have ads?

Neither Electro Math nor 太陽光発電アドバイザー対策 shows ads.

Which is updated more often, Electro Math or 太陽光発電アドバイザー対策?

Electro Math ships an update daily, and 太陽光発電アドバイザー対策 every 2 months. Most recently, Electro Math was updated on October 4, 2026 and 太陽光発電アドバイザー対策 on October 18, 2026.