Found a bug, have an idea for a new tool, or want to publish on CPS Test? Send us an email and we will get back to you.
What can we help with?
Pick the closest topic and the email opens with the subject filled in.
Support and bug reports
A tool is not counting correctly, a button does not respond, or the page does not load on your device.
Feedback and new tool ideas
Tell us what you would like to measure or what would make the current tools easier to use.
Guest posts and business enquiries
We accept guest posts, sponsored articles and partnerships. We reply with pricing and requirements.
Frequently asked questions
Quick answers before you write to us.
How long does it take to get a reply?
We reply to every email within 24 to 48 hours. During busy periods it can take slightly longer.
What should I include when reporting a problem?
Tell us which tool you were using, your device, your browser and its version, and what happened. A screenshot helps us find the cause faster.
Can I suggest a new tool or feature?
Yes. Email us a short description of what you want to test or measure and how you would use it. We read every suggestion.
Do you accept guest posts?
Yes. Send us your website, the topic you want to cover and a sample of your work. We reply with pricing, requirements and the next steps.
Are my test results stored or shared?
No. All tests run in your browser and your clicks and key presses are not uploaded. You can read more in our Privacy Policy.
For details on how we handle data, see our Privacy Policy and Terms and Conditions.