Upscaler: Print & T-Shirt
Sharpen photos 4x on-device
$1.99 · Designed for iPad. Not verified for macOS.
Blurry photos, now 4x sharper. Reach the resolution you need for T-shirt and poster prints. Processed on-device, no upload. No ads, no network.
Turn low-resolution photos into print-ready, high-detail images.
Small phone photos look blurry once printed on a T-shirt or poster. This app enlarges your image 4x and rebuilds edges and detail so it stays sharp at print size.
Everything runs on your device. Your photos never leave the phone. No ads, no network. Use it without worrying about privacy.
Three steps:
1. Pick a photo
2. Tap the button
3. Save or share
It scales up to 6144px, enough resolution for real prints. A Before/After slider lets you check the result on the spot.
- Fully offline processing
- No ads, no subscriptions (one-time purchase)
- No photo collection, no tracking
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, satoshi amasaki, 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
- satoshi amasaki
- Size
- 95.3 MB
- Category
- Photo & Video
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Age Rating
4+
- 4+
- Copyright
- © 2026 tokyonasu
