Archived App (Last seen on 8 Jan 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This utility aids role-playing gamers by simulating dice rolls and calculating probabilities for the roll & keep system. It helps estimate success chances and the likelihood of calling raises, with customizable dice explosion and reroll options.
What's New in Roll and Keep Helper
2.1
June 19, 2022
Version 2.1: updated app for iOS 12+.
Developer apps
FAQ
What is Roll and Keep Helper used for?
Roll and Keep Helper is a utility designed for role-playing games that use the roll & keep dice system. It helps players simulate dice rolls and calculate the probability of achieving specific outcomes, such as hitting target numbers or successfully calling raises.
Does Roll and Keep Helper have ads?
No, Roll and Keep Helper is ad-free and does not contain any in-game purchases, providing an uninterrupted user experience.
How does the dice explosion feature work in Roll and Keep Helper?
By default, 10-sided dice in Roll and Keep Helper explode on a roll of 10, meaning another die is rolled and added to the total. This can be customized to explode on 9s and 10s, or to have no explosions at all.
Can I reroll dice with Roll and Keep Helper?
Yes, Roll and Keep Helper allows for the rerolling of 1s once, which can be enabled or disabled according to your game's rules or your preference.
What devices is Roll and Keep Helper compatible with?
Roll and Keep Helper is available for iPhone and iPod devices, running on iOS.
How often is Roll and Keep Helper updated?
The latest version, 2.1, was released on June 19, 2022. While specific update frequency isn't detailed, the app has been maintained since its release in 2014.
What is the price of Roll and Keep Helper?
Roll and Keep Helper is a paid application, available for $0.99.
What is the age rating for Roll and Keep Helper?
Roll and Keep Helper has an age rating of 4+, making it suitable for a wide range of users.