good app
Works for me!
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About
Transform your device into a digital tracing lightbox. Import images, adjust them to fit your paper, and lock the screen to prevent accidental touches while you trace. Enjoy a focused, ad-free experience with on-device processing.
✓Import images from Photos
✓Convert images to sketch styles
✓Scale, move, rotate, and mirror images
✓Lock screen to prevent accidental touches
✓Keep display awake and at full brightness
✓Safe unlock by holding for two seconds
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What's New in TraceLock
1.0
October 1, 2026
1
Subscriptions & In-App Purchases
$3.99
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Unlock TraceLock forever after your 3-day free trial.
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FAQ
How does TraceLock help with tracing?
TraceLock turns your iPhone or iPad into a tracing lightbox. You can import an image, adjust its position and size, and then lock the screen so you can place paper on top and trace without the image moving.
Can I customize the imported images in TraceLock?
Yes, TraceLock allows you to convert imported images into various styles like sketch, outline, comic, black-and-white, or high contrast. You can also scale, move, rotate, and mirror the image to perfectly fit your paper.
Does TraceLock have ads?
No, TraceLock is designed to be ad-free. The app focuses on providing a clean and uninterrupted tracing experience without any advertisements.
Is TraceLock safe to use for children?
TraceLock has an age rating of 4+, making it suitable for young users. The app does not collect personal data and processes photos on the device, ensuring user privacy.
How do I unlock the screen in TraceLock?
To unlock the screen in TraceLock, you need to hold your finger on the screen for two seconds. This is a deliberate action to prevent accidental unlocks while you are tracing.
What devices is TraceLock compatible with?
TraceLock is compatible with iPhones and iPads. It is designed to leverage the screen capabilities of these Apple mobile devices for an optimal tracing experience.
How often is TraceLock updated?
TraceLock was last updated on October 1, 2026, with version 1.0. As it is a new release, future updates will likely depend on user feedback and developer plans.
Does TraceLock require an account or cloud uploads?
No, TraceLock is intentionally focused and does not require an account or cloud photo uploads. All photo processing happens directly on your device for enhanced privacy and simplicity.