are there any drawing app for ipad 3generation

The iPad3 is obsolete - along with other 32-bit architecture devices. App Developers have dropped all support for 32-bit devices; all 32-bit Apps have been retired and removed from the Apple App Store.

As such, you’ll not be able to find (or download) any compatible Apps, drawing or otherwise, for your iPad.

Apple ended update support for the iPad3 in September 2016. This and other 32-bit models of iPad cannot be updated to iOS 10 or later major versions of iOS, as the internal hardware does not meet the minimum technical requirements for new versions of iOS/iPadOS. This limitation cannot be bypassed.

If you want or need to access most current Apps, requiring more recent versions of iOS than your iPad is capable, you’ll need to consider replacement of your iPad with a newer or current model. Of current models, even the entry-level iPad9 has specifications and capabilities that will massively outperform you current iPad - and is compatible with iPadOS16 and the vast majority of current Apps. Other models are more powerful still.

For information, here is a list of the highest version of iOS supported by the older models of iPad (for simplicity - “generations” are shortened to a number) that are restricted in their ability to be updated:

32-bit devices (obsolete)

iPad1 - iOS 5.1.1

iPad2, iPad3 and iPad mini1 - iOS 9.3.5 (WiFi Only models), iOS 9.3.6 (WiFi & Cellular)

iPad4 - iOS 10.3.3 (WiFi Only), iOS 10.3.4 (WiFi & Cellular)

64-bit devices

iPad Air1, iPad mini2 and iPad mini3 - iOS 12.5.7

iPad Air2, iPad mini4 - iPadOS 15.7.4

Newer models are all able to be updated to the current version, iPadOS 16.4

• iPad Pro (all models)
• iPad Air (3rd generation and later)
• iPad (5th generation and later)
• iPad mini (5th generation and later)