I am on visit visa uae I heard before 10of August...

 In this regard, it must be noted that the Federal Authority for Identity and Citizenship announced that the visit or tourist visa of all kinds will be extended after its expiry without the need to leave the country for a fee of 600 dirhams for a period of 30 days only twice, regardless of the basic duration of the original visa.
Also the authority mentioned that the benefiting from the decision for those who entered into the violation requires the violator to pay the fines that resulted from his violation by 100 AED per day of delay after 10 days after the expiry of the entry permit or visa, so that the extension is extended for a period of 30 days provided that The extension date is calculated from the date of the expiration of the previous entry permit, in accordance with the provisions of Article 77 of Ministerial Resolution No. 500 of 2008. Then, before the end of the first extension, he can apply for a second extension for another 30 days.