Hello! It sounds like you're experiencing an issue with the Dialogue app crashing on your iPhone. I’m here to help you out. To better assist you, could you please provide some details on when the crashes happen? For instance, does it crash when you open it, during a specific task, or after a certain action?

In the meantime, here are a few general troubleshooting steps we can try:

1. Restart Your iPhone: Sometimes, a simple restart can clear temporary issues that might cause apps to malfunction.

2. Update the App: Make sure you have the latest version of the Dialogue app. You can check for updates in the App Store.
- Open the App Store.
- Tap on your profile picture in the top right corner.
- Scroll down to see if any updates are available for Dialogue.

3. Delete and Reinstall the App: If the problem persists, try deleting the app and reinstalling it. This can often resolve crashing issues.
- Tap and hold the Dialogue app icon until it shakes, then tap the 'X' to delete it.
- Go to the App Store, search for Dialogue, and reinstall it.

4. Check for iOS Updates: Make sure your iPhone is running the latest version of iOS. Go to Settings > General > Software Update to check for updates.

If you’re still having trouble after trying these steps, please let me know, and we can dig deeper into the problem together! Are you satisfied with the solutions I provided so far?