Method and apparatus for providing email service

1. A method of providing an email service, comprising:

sorting received emails into preset categories;

providing an interface for reading an email by each category;

determining whether to delete an email based on an automatic deletion option is set for a category associated with an email and whether the email is read or not;

responsive to determining that the automatic deletion option set for the category associated with the email is satisfied and that the email is unread, deleting only the unread email among all the received emails of the category; and

providing an interface for changing the automatic deletion option for each category,

wherein determining whether to delete the email comprises:

identifying time information included in a title or a text of the email based on category information for each category; and

determining a period condition for automatic deletion based on the time information.

2. The method of claim 1 , wherein the determining of whether to delete the email comprises:

determining whether the email satisfies an automatic deletion allowance condition on allowance of automatic deletion set for each category.

3. The method of claim 1 , wherein the determining of whether to delete the email comprises:

determining whether to delete the email based on the period condition set for each category,

wherein the period condition is based on whether a time at which the email is received is before a preset time.

4. The method of claim 1 , wherein an initial value of the automatic deletion option is set differently for each category.

5. The method of claim 1 , further comprising:

identifying a first account of an instant messaging service (IMS) connected to an account of the email service; and

providing at least a portion of a service provided by the email service through the IMS based on the identified first account.

6. The method of claim 5 , further comprising:

identifying a second account having an account connected to the email service from among other accounts of the IMS that have a preset relationship with the first account,

wherein the sorting comprises:

sorting, into one category, an email received from the account of the email service connected to the second account among the emails.

7. The method of claim 5 , wherein the providing comprises:

providing a notification of receipt of an email through the IMS by each category.

8. The method of claim 1 , further comprising:

providing a preset format; and

providing an interface that displays, in a preset form, an email written based on the preset format among unread emails.

9. The method of claim 1 , further comprising:

analyzing a content included in an unread email sorted into a preset category among the categories;

extracting an email that satisfies a preset standard based on a result of the analyzing; and

providing an interface that displays the extracted email in a preset form.

10. A non-transitory computer-readable storage medium storing instructions that, when executed by a processor, cause the processor to perform the method of claim 1 .

11. The method of claim 1 , wherein one of the preset categories is a bill category, wherein the determining of whether to delete the email comprises:

determining whether to delete the email based on the period condition set for the bill category,

wherein the period condition set for the bill category is based on whether a preset period of time has elapsed from a date on which an amount of money used is paid off.

12. An apparatus for providing an email service, comprising:

a memory comprising computer readable instructions; and

a processor for executing the computer readable instructions, the computer readable instructions controlling the processor to perform operations comprising:

sorting received emails into preset categories,

providing an interface for reading an email by each category,

determining whether to delete an email based on the automatic deletion option is set for a category associated with an email and whether the email is read or not,

responsive to determining that the automatic deletion option set for the category associated with the email is satisfied and that the email is unread, deleting only the unread email among all the received emails of the category, and

providing an interface for changing the automatic deletion option for each category, wherein determining whether to delete an email comprises;

identifying time information included in a title or a text of the email based on category information for each category; and

determining period condition for automatic deletion based on the time information.

13. The apparatus of claim 12 , wherein the processor is configured to:

determine whether the email satisfies an automatic deletion allowance condition on allowance of automatic deletion set for each category.

14. The apparatus of claim 12 , wherein the processor is configured to:

identify a first account of an instant messaging service (IMS) connected to an account of the email service; and

provide at least a portion of a service provided by the email service through the IMS based on the identified first account.

15. The apparatus of claim 14 , wherein the processor is configured to:

identify a second account having an account connected to the email service from among other accounts of the IMS that have a preset relationship with the first account; and

sort, into one category, an email received from the account of the email service connected to the second account among the emails.

16. The apparatus of claim 14 , wherein the processor is configured to:

provide a notification of receipt of an email through the IMS by each category.

17. The apparatus of claim 12 , wherein the processor is configured to:

analyze a content included in an unread email sorted into a preset category among the categories;

extract an email that satisfies a preset standard based on a result of the analyzing; and

provide an interface that displays the extracted email in a preset form.