Combine Operators wants to help you improve your knowledge with Combine framework.

- Interact directly with underlying publisher instances through an intuitive UI.
- Follow the whole journey of publishers, when they get subscriptions, receive demands, cancelled or completed.
- Get familiar with operator concepts or just refresh your knowledge.
- Observe through helpful animations how subjects and operators behave with different input values.
- Pseudo codes for each operator.

What’s New

Version 1.1.4

- Minor bug fixes.

- Added pseudo code for operator animations.
- Added animations for observing publisher lifecycle.
- Added more operators including switchToLatest.
- Added reset subscriptions button.
- Added error handling operators.

Ratings and Reviews

5.0 out of 5
20 Ratings

20 Ratings

Cyclebrity ,

Programming Visual Learner

This application makes it easy to learn Combine programming. Thank you for this wonderful application. I hope it expands to SwiftUI and other frameworks.

App Privacy

The developer, Alper Incedalci, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Contact Info

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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