Simple, effective, and great value in the pro version
This app is my go to app for checking my cards centering. One of my favorite features is the gyro built into taking a picture within the app.
Free
In-App Purchases
About
This app helps trading card collectors pre-grade their cards by analyzing centering and alignment. It uses your device's camera and visual tools to provide quick, consistent, and accurate feedback on card position and border spacing.
✓Live centering feedback with color-coded indicators
✓Skewed measuring for rotated borders
✓Exact distances for border spacing
✓Gyro leveling crosshair
✓Outline guide overlays
✓Up to 100x zoom
✓Camera capture or photo import
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What's New in Centered Cardboard
1.4
May 18, 2026
Cardboard History - a local library for your exported cards, so you can save, search, and revisit past results anytime. Gyro Calibration - level the camera to any surface for more reliable positioning and measurements.
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In-App Purchases
$4.99
Centered Cardboard Pro
Unlock 100× zoom, filters, back photo & export
User reviews
FAQ
What is Centered Cardboard used for?
Centered Cardboard is designed to help trading card collectors pre-grade their cards by providing quick, consistent, and easy-to-understand analysis of centering and alignment using your device's camera.
How does Centered Cardboard analyze card centering?
It utilizes live centering feedback with color-coded ratio indicators, skewed measuring for rotated borders, and exact distance measurements for precise inner-to-outer border spacing.
Can I use photos I already have with Centered Cardboard?
Yes, you can import photos from your device's Photos or Files library to analyze card centering and alignment, in addition to capturing new images with your camera.
Does Centered Cardboard have ads?
No, Centered Cardboard does not contain advertisements, allowing for an uninterrupted user experience.
What devices is Centered Cardboard available on?
Centered Cardboard is available for iPhone and iPad devices.
How accurate is the centering analysis?
The app features a gyro leveling crosshair for reliable results and gyro calibration to level the camera to any surface, enhancing the accuracy of its analysis.
Can I save and share my card analysis results?
Yes, Centered Cardboard allows for side-by-side exports to share front and back results in one image, and offers one-tap sharing to save or send results instantly.
What is the age rating for Centered Cardboard?
Centered Cardboard has an age rating of 4+, making it suitable for a wide range of users.