Looking for logging into the Failed Geometry Dash site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Failed Geometry Dash site. After that you can login as usual with your login credentials.
https://steamcommunity.com/app/322170/discussions/0/2183537632749246805/
http://gdforum.freeforums.net/thread/56958/incorrect-login-info-failed
https://www.reddit.com/r/geometrydash/comments/61dk87/i_tried_registering_my_account_but_it_keeps_on/
https://gaming.stackexchange.com/questions/267186/trying-to-create-geometry-dash-account-keep-getting-invalid-email
https://geometry-dash.fandom.com/wiki/Thread:87961
http://robtopgames.com/blog/author/robtop/
https://otvet.mail.ru/question/198289006
https://www.facebook.com/geometrydash/posts/hi-robtop-i-cant-make-a-account-on-geometry-dash-it-keeps-saying-login-failed-he/514886121996483/
https://twitter.com/robtopgames/status/547102156009250818?lang=de
https://aminoapps.com/c/geometry-dash/page/blog/help/o4pM_rVsduq4Y0pD8ZzKL15PRgGJPNdoGE
https://github.com/Cvolton/GMDprivateServer/issues/204
https://www.commonsensemedia.org/app-reviews/geometry-dash/user-reviews/child?page=1
https://itunes.apple.com/nz/app/geometry-dash-lite/id698255242?mt=8