Work.
But it have Severe restrictions for free.
（Solve only 1 ～ 3）
It seems like the purpose which is deceiving (or pressing) users to paid.

難易度にもよりますが、無料だと１～３くらいしか解けないようです。

L'extension marche parfaitement est très rapide. Je ne comprends pas les avis négatifs, soit ils mentent soit ils sont tombés sur le mauvais captcha je ne sais pas. Cette extension est très pratique quand on fait du scraping.

It works on some sites. Does not work on IRCTC. Also, it makes it impossible to login on several sites by taking focus away from the username and password fields before I can even start typing.

.

garbage, as soon as i downloaded it could not even solve ONE captcha and it already ip banned me, and the worst part is that support does not freaking care. absolute garbage.

It became unavailable a year ago and I just checked it again and it still doesn’t work.

Paid garbage!

Your IP is ineligible for free credits.
Purchase a key to use with VPN/proxy.

全く使えない、ただのゴミです。

не работает

A bit disappointed, the captcha nevers appears and let a blank window which is blocking me, i will not advise at all this add-on !

Your IP is ineligible for free credits.
Purchase a key to use with VPN/proxy.

I do not need to say anything more....
It was good for a while, now they make you pay to use it, I don't blame them because I know that maintenance and programming of the Add-On must be expensive and they have to raise money from somewhere to maintain the project.