Languages
English,French,German,Japanese,Korean,Portuguese,Russian,Chinese,Spanish
About this app
This is a fully offline standalone education app. It does not require registration or login, does not connect to the internet, and does not collect, upload, or share any user data. All cards, mistake notes, and review records are stored locally on the user’s device only.
Screenshots
Features
- question type cards: categorize question cards by meeting, pursuit, riverboat navigation, train crossing bridges, circular tracks, etc.
- relationship drawing: record speed, time, and distance relationships using timeline and segment diagrams
- auxiliary condition breakdown
- step templates: built-in speed, distance, time tables, unknown quantity settings, equality relations, verification conclusions, and other problem-solving nodes
- error cause review: mark common issues such as missing conditions during reading, unit conversion, direction judgment, and incorrect equation formulation
- review scheduling: generate local review batches based on mastery level and error causes
- local backup: supports offline saving and exporting backups
- convenient for long-term accumulation