Published by NGHS.fr

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Why should I report an Issue with Daltonizer?

  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 NGHS.fr 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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Daltonizer Customer Insights

1. Even colorblind ppl themselves see 10× better than this light level!traffic f hhhhhhjjjhvgghb cough conve byying every giving club from his timehhdjd this itch job HTC job torch of tech hub tax job torch job test job test job test job u.s.c. job job HTC tools reach him Texas gov dash like edge outing urban ought eh u Jeff off an US club in cash tech fish hand sub urging outgoing tech HTC train truth tough thin foggy picnic unaccountable rebuttalF but so ugh reckon refuge drug so ethnic dignity who i civic gang issue itch inch urban wrong club ring thanx ugh ugh rich Thu whiNeed to have a "none" selection on the test.

2. In a shadow of my hand in the bright afternoon, the phone is night dark and looks like there are lamp posts around the area, and the shadow is pitch black and in real life the shadow is cardboard colored and its bright outside.

3. How dumb you are , you should always put { try catch } exception handler for all parts of your code , as u r hosting in such a major store .Great apps, but looks laggy.Interesting, always wondered how it would look like :)Sadly I cant add my pictures to see what I'm missing I'm my lifeGood.

4. IT'S NOT THE SAME AS DEUTERANOPIA!!!Why didn't worked to me? My friends say is so weird,but to me looks normalIts fine but there's no light for it.

5. I could only see a number on the first circle.When I press on flash ,force closes as my phone doesn't have flash .

6. And my own eyes see 50 times better than the camera without light.

7. Once again another app that doesn't have the Deuteranomaly setting.

Steps to Troubleshoot & Fix Daltonizer Issues

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


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


2. Fix Daltonizer Server issues & Internet Connection


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

Reported Issues