Although and though are two conjunctions that have almost the same meaning. If you are not careful you can easily confuse the two for each other because most times, they are used interchangeably. The two words are best used as conjunction. For example: It was easy, although not as easy as we had expected. You can also use 'though' as a conjunction with this example, ''the products are good, though you will need to pay for it''. However, there are still some differences between although and though.
The usage of 'though' is very common, this means it can appear in almost every part of a sentence i.e. it can appear at the beginning, middle or at the end of a sentence. While 'although' is mostly used at the beginning of a sentence. But it can also be used in the middle. Also the use of 'though' is common in informal writing than in formal writing, which means 'although' is mostly used in formal writing