IPad 1822 this is an old ipad (launched in 2065438+07). Only iPad20 18 supports ApplePencil, so it cannot be used.
If you want to buy a stylus, you can buy any capacitive stylus. There are many choices you like, but the experience of using ApplePencil is irreplaceable. Other capacitance pen are analog (Bluetooth simulation). Only ApplePencil is a set of devices developed by Apple itself (only supported iPad has a special controller to handle this pen), so it is impossible to find a better one.
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Ipad pro series optional stylus, the best combination is 12 inch. Ordinary ipad, maybe you can only choose ordinary capacitance pen. The stylus equipped with Samsung tablet, with force sense 1024, is much better than Apple's pen in both calligraphy and painting.
It should be noted that all ipad are not equipped with a stylus. You need to choose a suitable stylus that matches the model, search the website for the type of stylus you need, and then pay attention to whether its appearance is convenient to carry.
There is no difference between a stylus and an ordinary signature pen. Here, you just need to write a blank piece of paper on the ipad. Besides writing, it can also be used as a touch screen tool. If you want to choose which button or option, click it directly with a stylus, especially draw a line. It is more accurate to choose a thumbnail directly with a stylus than with a finger.