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Create beautiful geometric patterns
RGBlind.com
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Free online Ishihara color blindness screening test in 13 languages. Instant severity result, downloadable PDF report, and an embeddable widget. No sign-up, no email. Screens for red-green color vision deficiency, not a medical diagnosis.

Which is more popular?
Based on our record, PatternPad seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Ishihara Test
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| Website | patternpad.com | ishiharatest.com |
| Pricing | — | |
| Company | — | Startup from Slovakia |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of PatternPad yet.
IshiharaTest.com is a free, no-sign-up online Ishihara color blindness screening test. Based on the classic Ishihara plate method, it gives a fast, private indication of whether you may have a red-green color vision deficiency, along with a difficulty breakdown and a downloadable PDF report. It...
What each product offers, as listed by its team.

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An editorial look at what each product does well and who it suits.

No analysis of PatternPad yet.
Overall verdict
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using PatternPad and Ishihara Test. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Design beautiful custom patterns effortlessly with PatternPad. - Source: dev.to / over 1 year ago
PatternPad: It generates graphical patterns based on a variety of parameters. This results in an endless number of variations. You can choose from popular styles or create your own individual pattern. - Source: dev.to / over 2 years ago
That's an SVG pattern in a CSS background-image property, the exact line of code is here. If memory serves me correctly, I used this site to generate the pattern: https://patternpad.com/. Source: over 4 years ago
Tracking Ishihara Test since Apr 2026.
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The best design toolbox with 10+ tools for anyone
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Free color accessibility toolkit with color blindness simulators, WCAG contrast checker, and accessible palette generator for designers and developers.
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The Color Blind Test is an optical test that is designed to determine a person’s type of color blindness and identify whether or not they have a color deficiency.
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Pattern Monster is a pattern maker app to create vector patterns for your projects
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A digitalized color blind test for adults and kids. This tool provides accurate results as it follows all clinical procedures. Taking a test here will save you time and money as you do not need to visit a doctor.
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