If you are planning for long term profitable business then custom development approach is more preferable as an alternate of readymade script. Customized clone have many advantages like uniqueness of design, Responsive design, Less loading time and compatible in all major browsers, SEO and search engine friendly, able to add required plugins. In market many companies are providing readymade script at cheap rate but it is not satisfy you needs as per requirements. I know custom coding is may expensive then readymade scripts. I have one website which provides customized solution for AirBNB Clone for more details visit ncrypted dot net/airbnb-clone.php and check how much they provides to satisfy your needs.
