The hot air from a heat gun used to change ic's can damage nearby components. Commercial IR heaters can be expensive.
Here's a very inexpensive DIY IR soldering iron that can do the job.
The video is in Russian but is easy to understand. You can probably think of many ways to optimize it to suit your needs.
In Canada, you can get the cigarette lighter from Amazon, at
You don't care about the rhinstones. They will get tossed.