The Gmail service is one of the oldest free email clients available on the Internet. Originally it was by invitation only and each user had a limited amount of invitations to send out to their friends, family or colleagues. Nowadays though, anyone can sign up to use it. Traditionally, it also offered one of the most generous storage, which was many hundreds of megabytes, even gigabytes greater than the major competitors Yahoo! and Microsoft. Right now it offers about 2.5GB in the free service, but this can be increased and is also increasing naturally by itself on a daily basis. People were often using the Gmail service as a storage space.
Integration with a variety of other Google services
The Gmail service is also integrated with a range of other Google services. The Google Plus network for social networking, Google Play for buying apps and adding credits to your Google Voice account, Google Talk, Google Documents, Calendar, Images, Maps and even YouTube are just some of the many services than can be integrated with the Gmail service for a more personalized experience.
Google Voice in detail
The Google Voice client is one of the most advanced and generous VoIP/SIP clients available. If you are located in the United States, then phone calls are completely free though the USA and Canada. In addition to this, their international VoIP rates are extremely cheap as well and one of the most competitive.
Apart from their great rates, the Google Voice service, which is fully integrated with Google Talk, is also capable of a variety of rich features, such as voicemail, voicemail to email, SMS to email, voicemail to SMS, voice transcription conference calls and even video conferencing. Not only this, the Google Voice service will also let you create temporary phone numbers that you can use to sign up to services that require a number.