Hi there! I understand you're having trouble with the CoinOut app not opening after you log in on your iPhone. Let me help you get that sorted out.

First, can you tell me if the app freezes, crashes, or just stays on a blank screen after you log in? Also, have you tried any steps already to fix this issue?

Meanwhile, here’s a set of steps we can try to get the app working again:

1. Close and Restart the App:
- Double-click the Home button (or swipe up from the bottom if your iPhone doesn’t have a Home button) to see your open apps.
- Find the CoinOut app and swipe it up to close it.
- Then reopen the app and try logging in again.

2. Check for App Updates:
- Open the App Store.
- Tap your profile icon at the top right.
- Scroll down to see if CoinOut has an update available. If yes, tap “Update.”

3. Restart Your iPhone:
- Press and hold the power button and either volume button, then slide to power off.
- Turn your iPhone back on and try the app again.

4. Reinstall the App:
- Press and hold the CoinOut app icon until it jiggles.
- Tap the “X” or “Remove App,” then confirm deletion.
- Go back to the App Store and reinstall CoinOut.
- Log in and see if it opens properly.

5. Check Internet Connection:
- Make sure you have a stable Wi-Fi or cellular connection, as poor connectivity can cause issues with loading the app after login.

If you’ve tried some of these already, please let me know which ones so we can go deeper.

Also, sometimes the app might have server-side issues or bugs that get fixed with updates — keeping the app updated usually helps3.

Does this help? If not, I can assist you with more advanced troubleshooting!