Vocaroo is described as 'quick and easy way to share voice messages over the interwebs'. There are eight alternatives to Vocaroo, not only websites but also apps for a variety of platforms, including iPhone, Android Tablet, Android and SaaS. The best alternative is Clyp. It's not free, so if you're looking for a free alternative, you could try SpeakPipe or WWChat. Other great sites and apps similar to Vocaroo are Audioboo (Free), Chirbit (Free), Voice Share (Free) and telbee (Freemium).
Chat with people you know, or find new friends. Main Features: Share messages, photos, videos, sound/voice recordings and location. Notification of messages when application is not running. Profile picture and about information.
Chirbit is a useful and fun tool that enables you to record, upload and share your voice or audio files easily. Record your voice using a webcam or microphone connected to your computer, or upload an existing audio file.