Archived App (Last seen on 5 May 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.

Details

  • Released
  • Updated
  • August 1, 2015
  • August 1, 2015

Features

Encounter Challenge Calc screenshot #1 for iPhone
Encounter Challenge Calc screenshot #2 for iPhone
Encounter Challenge Calc screenshot #3 for iPhone
Encounter Challenge Calc screenshot #4 for iPhone
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About

This app simplifies the process of creating balanced encounters for tabletop role-playing games. It calculates appropriate challenge ratings based on party composition and can determine the difficulty of custom encounters with mixed creature types.

Party level and character count input
XP thresholds for easy, medium, hard, deadly
Creature Count per CR chart
Custom Encounter Difficulty calculator
Supports characters up to level 20
Handles any reasonable number of characters
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What's New in Encounter Challenge Calc

1.0

August 1, 2015

This app has been updated by Apple to display the Apple Watch app icon.

User reviews

Solid but not perfect

Not bad, much easier than doing it manually. The graphics aren’t beautiful, but they definitely don’t need to be. Only issue I have is this: the SRD has CRs of 1/3, 1/8, etc and those aren’t options in this app.

If you don’t intend a Tucker’s Kobolds or a lot of time at lower level, it probably won’t affect you.
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Developer apps

FAQ

What is Encounter Challenge Calc?

Encounter Challenge Calc is a tool designed to help game masters determine the appropriate difficulty for encounters in tabletop role-playing games. It calculates challenge ratings based on your party's levels and composition.

How does Encounter Challenge Calc determine difficulty?

The app takes your party's character levels and number of characters as input. It then provides XP thresholds for easy, medium, hard, and deadly encounters, which form the basis for its calculations.

Can Encounter Challenge Calc handle custom encounters with different creature types?

Yes, the Custom Encounter Difficulty feature allows you to input multiple creatures of varying Challenge Ratings (CR). The app will then calculate the overall difficulty and XP value of that mixed encounter.

What is the Creature Count per CR feature?

This feature provides a quick reference chart showing the maximum number of creatures of a specific CR you can include in an encounter to achieve a desired difficulty level for your party.

What is the price of Encounter Challenge Calc?

Encounter Challenge Calc is a paid app, priced at $0.99. This one-time purchase grants you access to all its features.

What devices does Encounter Challenge Calc support?

Encounter Challenge Calc is available for iPhone, iPad, and iPod. It is designed for iOS devices.

What is the age rating for Encounter Challenge Calc?

The app has an age rating of 4+, making it suitable for a wide range of users.

How often is Encounter Challenge Calc updated?

The latest version of Encounter Challenge Calc is 1.0, and it was last updated on August 1, 2015. Future updates may be released by the developer.