Instantly grade math and English assignments with a photo. This tool helps parents and teachers quickly identify errors, provides correct answers, and offers practice exercises. It also supports batch printing and PDF export for convenient study materials.
2.2.1
December 9, 2025
-修复已知bug，app运行更流畅！
可享受一周无限次口算作业批改、 英语作文批改、拍照搜题权益
Simply take a photo of the math homework with your phone. The app will then analyze the images and identify any calculation errors, marking them with a red circle and providing the correct answers.
Yes, 口算批改 offers English essay correction, covering grading standards for various grade levels and providing intelligent grammar error detection.
The app includes a large library of oral calculation practice questions for multiple grade levels. Users can also print out these exercises as loose-leaf notebooks for convenient and fun practice.
Yes, 口算批改 supports batch printing by connecting your phone to a printer or exporting to PDF. This allows for easy printing of assignments and practice materials.
口算批改 offers weekly, monthly, and annual membership plans. Weekly is priced at $2.99, monthly at $8.99, and yearly at $24.49.
You can cancel your subscription at least 24 hours before the end of the current billing cycle. Auto-renewal occurs within 24 hours of the cycle's end, and already paid subscription periods cannot be canceled.
The app is compatible with iPhones, iPads, and iPods, making it accessible to a wide range of Apple users.
The latest version is 2.2.1, and the app was last updated on December 9, 2025. This indicates regular updates to improve functionality and add new features.
