This app helps prepare for the Third Class Electrical Engineer exam by providing past questions, detailed explanations, and personalized practice. It tracks your learning progress, identifies weak areas, and offers offline access to all features.
1.5.0
September 26, 2026
v1.5.0 リリースノート 今回の注目ポイント: ・学習コースに「法規コース」が加わり、理論・電力・機械・法規の4科目すべてを1日1レッスンで学べるようになりました。 ・電力コースと機械コースも最後の章までそろいました。 【新機能】 ・法規コース: 電気事業法から電技の総則・電線路・電気使用場所の施設・分散型電源の系統連系・電気施設管理まで、解説と確認問題・過去問で1日1レッスンずつ学べます。 ・電力コース: 新エネルギー・蓄電所、変電、送電（架空・地中）、配電、電気材料の章を追加しました。 ・機械コース: 同期機、機器全般・特殊電動機、パワーエレクトロニクス、電気応用、制御と情報の章を追加しました。 【改善】 ・苦手分野の分析: 正答率が何回の解答から出た数字かが分かるように、解答回数・正解回数・挑戦した問題数・最後に解いた日を各分野に表示しました。解答が少ない分野は参考値と示します。 ・教材の品質を向上させました: 学習コース・過去問の解説・一問一答・用語解説を見直し、条件の書き漏れ、条文や原本より広い・狭い言い切り、教材どうしの食い違いを修正しています。 ・ご報告いただいた皆様ありがとうございました！
More電験三種UP is designed to help users prepare for the Third Class Electrical Engineer exam. It offers past questions, detailed explanations, and features to track learning progress and identify weak areas for efficient study.
The app includes 560 past questions from 8 exam sessions, covering the periods from Reiwa 4 (2022) Upper Term to Reiwa 7 (2025) Lower Term. These questions span all four subjects: Theory, Power, Machinery, and Regulations.
Yes, you can narrow down your practice by specific topics like static electricity or transformers, or by question formats such as calculations, essays, or fill-in-the-blanks. You can also focus on questions you've answered incorrectly, flagged, or left unanswered.
Yes, all features of 電験三種UP are fully available offline. This includes accessing past questions, explanations, progress tracking, and other study tools, making it convenient for studying anywhere without an internet connection.
The app records your study time with a timer and aggregates it by subject and day. It also allows you to record scores from mock and actual exams to track your progress over time. Reports visualize your learning time, correct answer rate, and performance by subject.
No, 電験三種UP is not an official app provided by public institutions or examination bodies. It compiles and processes publicly available exam questions for study purposes. Users should refer to the official announcements from the examination body for actual exam details.
電験三種UP is compatible with iPhones, iPads, and iPods. The app is optimized for horizontal screen use on iPads, providing a comfortable viewing experience.
No, 電験三種UP does not contain advertisements. The app is completely free to use without any ad interruptions, allowing for an uninterrupted study experience.
