Published by Peters Webcorner on Feb 12, 2024

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Why should I report an Issue with Sunny 16 - replace lightmeters?

  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 Peters Webcorner 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 Sunny 16 - replace lightmeters

1. When you are going to shoot analogue photos and have no light meter with you, Sunny 16 rule is the way to go.

2. This app calculates based on given weather conditions and ISO speed of your film the possible shutter speed and aperture to use for proper exposure.

Sunny 16 Customer Insights

1. A great tool for photography.Great app for checking exposure with film and digital cameras if you do not want to use the auto setting.One of my go-to apps, just to double check my settings! Works great 👍Damn.

2. Thank you devs!Great app, better than those "lightmeter" apps .. simple and no adsAwesome app....Saves me having to remember what settings to use and when...and it's free.

3. Would love an option for shutter speed limit (mine only goes until 1000).This app is great, I was wondering can you add a option for night time.

4. I shoot by aperture so this app could give me an impossible combination.Great app especially for beginners starting out with film photography.

5. It's not always easy to do the calculations in my head! Would like to be able to set a maximum shutter speed as most of my film cameras don't go above one one thousandth of a second.

6. Simple but very useful app for calculating exposure using the sunny 16 rule.

7. Thank you👍🏽Limited on ISO settings.

8. So simple, yet so useful.

9. Best app for calculating sunny 16.

10. Thanks for this app.

Steps to Troubleshoot & Fix Sunny 16 Issues

1. Fix Sunny 16 Not Working/Crashes/Errors/Unresponsive & Black/White screen:


  1. Restart Sunny 16: Restarting the app will resolve most errors.
  2. Update the Sunny 16 App. Here is how:
    1. On Android goto PlayStore » Search for "Sunny 16" » Open Sunny 16 - replace lightmeters » click "Update".
    2. On iPhone, goto AppStore » Your profile » Available Updates » Check for Sunny 16 » click "UPDATE".
  3. Clear Sunny 16 - replace lightmeters app cache: Clearing cached data will force your app to retrieve the latest data directly from Sunny 16 servers.
    1. On Android, goto Settings » Apps » Select "Sunny 16 - replace lightmeters" » click Storage » click "Clear Cache".
  4. Check Sunny 16 app permissions. If any of these permissions required to use your device's features are disenabled, Sunny 16 might not work.
  5. Uninstall and reinstall Sunny 16. If nothing else has worked, completely uninstall Sunny 16 then reinstall.
  6. Restart your device. Last, restarting your device can often clear most problems causing Sunny 16 not working


2. Fix Sunny 16 Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make Sunny 16 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 Sunny 16 not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, Sunny 16 may not be able to connect to the Internet when running in the background.

Reported Issues