---
title: "Round Corner — App Overview"
url: https://marlvel.ai/apps/com-rzliu-roundcorner
category: Graphics & Design
developer: Ruizheng Liu
platforms: ios, android
rating: 3.6 (1.4K ratings)
pricing: free
report_level: overview
generated: 2026-04-27
last_verified: "2026-04-27T08:30:06.012Z"
overall_rating: 3.6
total_reviews: 1358
data_age_days: 69
---

<!-- SECTION: Key Insight -->
> **Key Insight:** Round Corner is a straightforward, free utility focused exclusively on applying and customizing rounded corners for images.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Graphics & Design |
| Rating | 3.6 ★ (1.4K) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.0 |
| Latest Version (Android) | 1.2.10 |
| Developer | Ruizheng Liu |

<!-- SECTION: Summary -->
## What is Round Corner?

Round Corner is a photo editing utility designed to transform right-angle image corners into rounded edges. It provides users with precise control through manual radius entry or an interactive slider for dynamic adjustments. The app supports flexible export options, including local storage, iCloud, and direct sharing via system apps.

<!-- SECTION: Key Features -->
## Key Features

- **Manual Radius Input**: Allows users to define specific corner measurements by entering a numerical radius value.
- **Interactive Slider**: Enables dynamic, real-time adjustment of corner curvature within the maximum allowed range for the selected photo.
- **Multi-Platform Export**: Supports saving edited images to the Photos app, local device storage, or iCloud Drive.
- **Integrated Sharing**: Facilitates direct sharing of processed images through system services like AirDrop, Messages, Mail, and Books.

<!-- SECTION: Target Audience -->
## Who is it for?

Casual users and content creators looking for a simple tool to apply rounded corner effects to their photos.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/round-corner/id6473549940?uo=2)
- [Google Play](https://play.google.com/store/apps/details?id=round.screen.corner.hide.notch&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/apps/com-rzliu-roundcorner)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/com-rzliu-roundcorner).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*