Global Penfriends is described as 'Find a Penpal. Safe, fast and secure leading penpal platform. Message pen pals online or send snail mail letters to members. All countries represented. Share your culture, language or international friendship with penpals and penfriends'. There are five alternatives to Global Penfriends, not only websites but also apps for Android, iPhone, Android Tablet and iPad. The best alternative is My Language Exchange, which is free. Other great sites and apps similar to Global Penfriends are HiNative (Freemium), Polyglot Club (Free), The Mixxer (Free, Open Source) and Language.exchange (Free, Open Source).
Language Exchange Community - Find a suitable language exchange partner and practice effectively using How-to's and lesson plans developed by an expert in language exchange learning. Exchange via word games, email, text, voice or video chat.
The Mixxer is a entirely free non-profit language exchange site. Members can practice speaking via Skype/Zoom/Whatsapp or improve their writing by submitting a writing sample and asking for corrections from native speakers.