249+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our resolution changer list covers 249+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | No | Aug 2026 |
| 2 |  | $0.99 | 4.5★ (868) | No | Yes | Aug 2026 |
| 3 |  | Free | 3.2★ (6) | No | No | Aug 2026 |
| 4 |  | Free | 5.0★ (2) | No | Yes | May 2026 |
| 5 |  | Free | 4.3★ (12) | No | No | May 2026 |
| 6 |  | Free | 5.0★ (10) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.3★ (3) | No | No | Jul 2026 |
| 8 |  | Free | 4.7★ (1.1K) | Yes | Yes | Aug 2026 |
This utility app helps you calculate and scale screen resolutions based on aspect ratios. Save and manage your frequently used resolutions for easy access. Sync your presets across Apple devices.
Easily calculate the Pixels Per Inch (PPI) for any screen, from phones to monitors. Input screen dimensions and diagonal size to get an instant PPI result and determine if it qualifies as a Retina Display. You can also search for device information online and save your calculations.
Easily convert pixel values to percentages and vice versa for screen dimensions. Supports coordinates and sizes, with multiple target screen sizes and orientation options. A lightweight and responsive tool for developers.
Calculate pixels per inch (PPI) for any screen, along with aspect ratio and screen measurements. View data in inches or centimeters. Includes presets for standard resolutions and common devices.
Easily resize, compress, and convert your photos to the perfect dimensions for any use. This app offers batch processing and smart resize options with high-quality output. A free trial is available for unlimited access.
Calculate display settings like DPI and PPI using only screen resolution and diagonal measurements. This straightforward utility tool provides essential display information.
Easily modify the DPI (dots per inch) of your images. Save, share, email, or print your adjusted photos with new DPI values.
