サクッと二級ボイラー技士1問1答【サクトレ】

Name: サクッと二級ボイラー技士1問1答【サクトレ】
Author: 株式会社Decryption

Live株式会社Decryption117 apps · 25.1K installsEducationFreeIn-app purchases: $1.99 per itemjp.co.decryption.boiler2

A question-and-answer workbook with explanations for boiler operator exam preparation.

Alert me ★ Watch Open in Play ↗

Total installs: 31
Installs / day: 0
Rating: —★
Released: 6 May 2026
Last update: 6 May 2026
Countries: —

Installs per day

gain of the exact counter

12 Oct 2026No change in the counterOur first day-to-day reading of the counter. The line starts with the next one.

Daily tracking since 11 Oct 2026 · history grows every day

Install history

exact counter from Google Play

1dAll

Dashed: estimate from the release date (no daily data before 11 Oct 2026) · time axis compressed before that day

Daily tracking since 11 Oct 2026 · history grows every day

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

3 in 1 group

0 Sensitive0 Notable3 Routine

OtherRoutine3

Access to miscellaneous device features that don't fit other categories

Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Read more · all 3 permissions Show less

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Download

Full description

二級ボイラー技士試験の対策に特化した1問1答アプリです。全426問・12分野の問題を収録し、試験の4科目（ボイラーの構造、ボイラーの取扱い、燃料及び燃焼、関係法令）を幅広くカバーしています。すべての問題に丁寧な解説が付いています。 ■ 4科目・12分野を完全カバー【ボイラーの構造】熱と蒸気の基礎、丸ボイラー・水管ボイラー・貫流ボイラー・鋳鉄製ボイラーの特徴、各部の構造、附属品（安全弁・水面測定装置・圧力計）、給水装置・自動制御。【ボイラーの取扱い】点火操作・蒸気圧力上昇、運転中の監視、ブロー操作、キャリオーバ、水処理・清缶剤、異常時の処置、休止中の保存法。【燃料及び燃焼】液体燃料（重油の性質）、気体燃料、発熱量、燃焼の理論（空気比）、油バーナ・ガスバーナ、通風方式、大気汚染物質の抑制。【関係法令】ボイラーの定義・適用範囲、ボイラー室の設置基準、取扱作業主任者、各種検査（落成・性能・変更）、検査証、定期自主検査。 ■ 効率的な学習機能・おまかせ出題・回答履歴・問題数設定・文字サイズ変更・電卓機能 ■ こんな方におすすめ・二級ボイラー技士の合格を目指している方・ビルメンテナンスの資格を取りたい方・通勤・通学のスキマ時間に勉強したい方 ■ 広告なし。最初の1分野（ボイラーの基礎知識・30問）は無料です。 ■ サクトレシリーズ多数の資格・試験に対応したアプリを配信中です。

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新規アプリをリリースしました。

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