Languages
English,French,German,Japanese,Korean,Portuguese,Russian,Chinese,Spanish
About this app
This is an offline standalone education app for organizing science and math formulas, derivation steps, usage conditions, and mistake reviews locally. No login is required. The app does not connect to the internet or collect user data; all content is created by the user and stored on the device.
Screenshots
Features
- 1. Formula archive: Create formula cards by subject, chapter, and question type
- Record formula name, expression, variable meanings, and common usage scenarios
- 2. Derivation steps: Break key derivation processes into multiple steps for storage
- Suitable for reviewing formula origins during revision
- Rather than memorizing only conclusions
- 3. Applicable conditions: Record formula validity conditions, restrictions, common pitfalls, and similar formulas
- Reduce misapplication
- 4. Unit conversions: Add unit notes and conversion hints to formula variables
- Convenient for reviewing physics and chemistry calculation problems
- 5. Error source: Link error pages, test names, error reasons, and correction notes
- Form a personalized error formula library
- 6. Obscured review: Hide formulas, variable meanings, or derivation steps for recall practice
- And mark mastery levels
- 7. Review statistics: View weak formulas by subject, chapter, and mastery level
- Plan the next round of review
- 8. Local backup: Support local export and recovery
- Data does not upload to the server