HProxy

HProxy sells proxies for web scraping, market research, ad verification and running many accounts. Residential proxies start at $0.44 per GB, with rotating or sticky addresses in more than 200 countries and city targeting in many of them.

The same account also offers ISP proxies with unlimited bandwidth, private datacenter proxies, 4G and 5G mobile proxies, and a scraping API that returns JSON for popular platforms. Payments are top-ups without a subscription, and residential bandwidth does not expire.

Free tools come with it, among them a proxy checker, an IP lookup and a public list of free proxies.