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ALTCHA vs Google reCAPTCHA: who uses which
Google reCAPTCHA is on more sites: 3,022,685 against 14,952 for ALTCHA, about 202.2 times as many. Here's how they compare across the websites we've indexed, and where each one does best.
Where each one is used
| Domain | ALTCHA | Google reCAPTCHA |
|---|---|---|
| .com on .com | 7,323 | 1,434,700 |
| .org on .org | 495 | 128,383 |
| .uk in the UK | 112 | 104,509 |
| .fr in France | 371 | 88,884 |
| .nl in the Netherlands | 235 | 84,649 |
| .de in Germany | 1,824 | 77,807 |
| .ru on .ru | 99 | 77,631 |
| .it in Italy | 116 | 70,889 |
210 sites run both at once.
Questions
Which is more popular, ALTCHA or Google reCAPTCHA?
Google reCAPTCHA is on more sites: 3,022,685 against 14,952 for ALTCHA, about 202.2 times as many, across the sites StackGrep has indexed.
Do sites use ALTCHA and Google reCAPTCHA together?
210 sites load both. That's often a switch in progress, or two teams picking different tools.
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