Published by Robert Ehrhardt

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Why should I report an Issue with Blue Hour - Photo Calculator?

  1. AppContacter will directly Email your issue/feedback to an apps's customer service once you report an issue and with lots of issues reported, companies will definitely listen to you.
  2. Pulling issues faced by users like you is a good way to draw attention of Robert Ehrhardt to your problem using the strength of crowds.
  3. Importantly, customers can learn from other customers in case the issue is a common problem that has been solved before.
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About Blue Hour - Photo Calculator

1. This includes information about sunrise, sunset together with data of the blue hour, golden hour and twilight times (civil, nautical and astronomical).

2. In order to achieve optimum results and to plan in advance the app Blue Hour (solar calculator) has been developed.

3. The Blue Hour describes a period of dawn and dusk, when the sky is colored specially which is very interesting for photography.

4. The duration and timing of the Blue Hour varies depending on location and on the date.

5. Furthermore you can calculate information about moonrise, moonset and moon phases (calculated data are approximations of +/- 1 day accuracy).

6. The calculations are not only limited to the blue hour.

7. Additionally you have the opportunity to manually set timezones of the locations, which can be helpful if you are planning trips to locations with another timezone than the one, where you currently are in.

8. Note: the calculated values are approximations to plan your photography trips.

9. Further information for sun and moon events can also be calculated.

10. In this app you can view data for multiple locations.

11. These can be defined manually or automatically by getting your GPS location.

Blue Hour Customer Insights

1. When I select add location and hit search, it brings up my current location, but doesn't give me the option to save it.All of a sudden, this app became unavailable.

2. Does it have sone restrictions (unavailable in some countries)?Excellent App trip track sunset, sunrise, awesome for Photography.One of the best apps out there.

3. Easy to read at a glanceIt doesn't calculate the sun 12 hours during the day and 12 hours calculation of the night.

4. Thank you.very useful appLove the app.Useful and quite accurate local information.

5. I just installed this app, but it won't add a location.

6. I press "install" button and nothing happens.

7. Weather forecast is a nice touch also.

8. Very clear and concise!greatNice app.

9. And you should buy the app every time for each device.

10. Not just for photography.

11. I like the layout of the sun times.

Steps to Troubleshoot & Fix Blue Hour Issues

1. Fix Blue Hour Not Working/Crashes/Errors/Unresponsive & Black/White screen:


  1. Restart Blue Hour: Restarting the app will resolve most errors.
  2. Update the Blue Hour App. Here is how:
    1. On Android goto PlayStore » Search for "Blue Hour" » Open Blue Hour - Photo Calculator » click "Update".
    2. On iPhone, goto AppStore » Your profile » Available Updates » Check for Blue Hour » click "UPDATE".
  3. Clear Blue Hour - Photo Calculator app cache: Clearing cached data will force your app to retrieve the latest data directly from Blue Hour servers.
    1. On Android, goto Settings » Apps » Select "Blue Hour - Photo Calculator" » click Storage » click "Clear Cache".
  4. Check Blue Hour app permissions. If any of these permissions required to use your device's features are disenabled, Blue Hour might not work.
  5. Uninstall and reinstall Blue Hour. If nothing else has worked, completely uninstall Blue Hour then reinstall.
  6. Restart your device. Last, restarting your device can often clear most problems causing Blue Hour not working


2. Fix Blue Hour Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make Blue Hour be unable to connect to it's servers. Ensure your wi-fi is working then restart app.
  2. Disable VPN: VPN can cause connection errors and lead to Blue Hour not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, Blue Hour may not be able to connect to the Internet when running in the background.

Reported Issues

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