For such a situation, there are many third party apps available on the Play Store which work to solve your problem. You can send WhatsApp messages without storing the number with the help of these apps. The problem is that you cannot be completely sure about the security of these apps. The app may not be available for every operating system.
The good news is that you can send messages to anyone on WhatsApp without adding the number to your address book. The best part is that you do not need to download any special app on your phone to use this method. Apart from this, this method also works on Android operating system along with iOS.
How to send WhatsApp message without storing mobile number
1. Open the browser of your choice on your smartphone.
2. Type https://api.whatsapp.com/send?phone=XXXXXXXXXX link in the search bar. Now here instead of X, enter the phone number to which you want to send the message. Keep in mind that you have to put the country code before the number. For India it is 91. Don’t make the mistake of putting + sign before 91. For example, if you want to send a message to a number, type https://api.whatsapp.com/send?phone=91…….. in the browser.
3. After that tab on phone inter.
4. After this a new webpage will open. Where you will be asked about sending the message to that number. Here you have to tap on ‘send message’.
5. After this you will go to the chat page of your WhatsApp and the chat window related to that number will open. Now you can send message to that mobile number. If you want, you can also share pictures or documents.
Hope this way you will be able to chat on WhatsApp without storing unwanted numbers in future.