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App Store Apps > Games > Board Games > R-OPEN
R-OPEN icon

R-OPEN

by Serkan USLU · Games · Free
On the App Store since November 2026 · Data updated 2026-11-07

R-OPEN is made and published by Serkan USLU. AppBrain is an independent app data site and isn't affiliated with Serkan USLU. The app name, icon, screenshots and description belong to Serkan USLU and are shown as published on the App Store.

AppBrain's verdict

Last updated
November 6, 2026
Size
103.9 MB
Official page on the App Store

User feedback

Ratings and reviews on the App Store

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Store listing

By Serkan USLU, from the App Store
R-OPEN Screenshot 1 of 6
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Screenshots by Serkan USLU, from the the App Store listing
Description by Serkan USLU Written by the developer, not by AppBrain. Click to read.
Drag the knots until no rope crosses another. Simple to learn, surprisingly deep.

ROPEN is a calm, tactile untangle puzzle. Every level is a tangle of ropes and knots; move the knots so the lines stop crossing and the knot falls loose.

NINE WAYS TO UNTANGLE
Each act adds one rule that changes how you think:
• Classic – clear every crossing
• Frozen Nodes – ice knots cannot move
• Limited Moves – every drag spends a move, so plan first
• Timer – the clock starts on your first drag
• Blind – the ropes hide which lines cross
• Countdown – each drag costs time, each good drag wins time back
• Magnetic – connected knots follow the one you move
• Zone Rule – route the striped ropes through the gold target
• Portals – paired knots move in opposite directions

150 CAMPAIGN LEVELS
Learn each rule on its own, then face them mixed together, all the way to the finale. Beat par for three stars.

A NEW PUZZLE EVERY DAY
The Daily Challenge is the same for everyone. Keep your streak going, finish daily goals to earn hints, and collect badges along the way.

MADE TO FEEL GOOD
Rope textures, satisfying haptics and gentle sound. Light and dark themes, colorblind-friendly mode, and no timers unless the mode says so.

Free to play with occasional ads, never in the middle of a puzzle. A single Remove Ads purchase turns them off for good.
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
103.9 MB
Content rating
Everyone

Technologies used by R-OPEN

Releases

Updates seen on the App Store
Version
1.0.0
Launched
November 2026

No changelog data

Rankings

App Store top charts
Highest rank
#9
Chart
New Apps
Books
Country
Austria

App Store Rankings for R-OPEN

Top rankings

Rank Country Category List
9 Austria Books New Apps
9 Italy Books New Apps
9 Italy Business New Apps
9 Italy Education New Apps
9 Austria Entertainment New Apps
9 Italy Entertainment New Apps
9 Austria Games New Apps
9 Austria Action Games New Apps
9 Austria Arcade Games New Apps
9 Italy Arcade Games New Apps

Ranking history in Austria

About the app and developer

About R-OPEN

R-OPEN is a games app developed by Serkan USLU.

User Ratings

The app has no ratings yet.

App Information

R-OPEN is freely available from the App Store. The app size is 103.90 MB. The latest version available is 1.0.0. The last update was on November 6, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since November 2026.

Developer information for Serkan USLU

Serkan USLU

Address:

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