My Contacts Backup funktioniert nicht

No need to use any app to restore backup file. Just tap on the *. vcf backup file in the iPhone, iPod Touch or iPad Mail client and restore your contacts for FREE. * Easily transfer contacts between iOS Devices using just email client. * VCF backup is limited to max 500 contacts.  All contacts can then easily be restored any time by simply opening the . vcf file in your mailbox with iOS Mail app. * Offline Backup.  You can backup all your contacts with a single touch and send them to yourself as a . vcf attachment via email.  IMPORTANT NOTE: After sending backup file (*. vcf) to yourself, please check your inbox to see if message arrived and contains attachment (backup file).  My Contacts Backup is the easiest way to backup and restore your contacts all from your phone without needing a computer or synchronization.  You need to download PRO version for unlimited contacts backup.  Just email the backup file to yourself. * Easy restore.  "No signing in, no accounts, no activations, just send your contacts in a universal format to yourself or others through the mail app.  This app backs your contacts up, or simply transfers them in a simple, tangible way that just about every device can read. Bravo!  Sometimes email providers block attachments if attachment size is too large.  No need to sync to any server.  Try with another mail account if possible, to send your backup file.