Check Answer
Answer Sheet Reader
Free · In‑App Purchases · Designed for iPad
Turn your smartphone into an intelligent OMR scanner!
Tired of manually grading answer sheets one by one? With Check Answer, you can grade dozens of exams in just minutes. Powered by advanced image processing, it is designed to be the most efficient and user-friendly tool for teachers and educators.
Key Features That Set Us Apart:
- Flexible Answer Key Templates: Create your own custom answer sheets effortlessly—whether it’s 20, 50, or 100 questions. Use "Grid Mode" to place marking points in seconds.
- Precision Crosshair: Achieve pixel-perfect accuracy. Our aiming system ensures clear visibility even under your fingertip, eliminating any placement errors.
- Snap & Grade (Instant Grading): Simply take a photo of the answer sheet. The system easily corrects image angles (Perspective Warp) and calculates scores instantly, highlighting correct answers in green and errors in red on your screen.
- Adjustable Sensitivity Control: Supports both pencils and pens. You can manually adjust the detection threshold to ensure maximum accuracy in any lighting condition.
- Results & History Tracking: Save student names and scores organized by subject. Access exam history anytime to monitor student progress over time.
- Export Data (Pro Feature): Pro members can export scores as CSV files, ready for use in Excel, Google Sheets, or any school grading system.
Perfect For:
- Teachers of all levels (Primary, Secondary, University)
- Tutors and Test Prep Centers
- Corporate training and assessments
- Start for FREE!
- Create up to 3 templates and use all core features at no cost. Upgrade to Pro for unlimited templates and to unlock the data export feature.
Download Check Answer today and take back your valuable teaching time!
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
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The developer, Jatuphol Jaturapat, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Jatuphol Jaturapat
- Size
- 2.8 MB
- Category
- Education
- Compatibility
Requires iOS 18.6 or later.
- iPhone
Requires iOS 18.6 or later. - iPad
Requires iPadOS 18.6 or later. - Mac
Requires macOS 15.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.6 or later.
- Languages
- English and Thai
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Unlimited Use (1 Year) $4.99
- Unlimited Use (3 Months) $3.99
- Unlimited use (1 Month) $1.99
- Lifetime Access $12.99
- Copyright
- © 2026 Jatuphol