If you're looking for an alternative to ipapi, ipdata is another option for developers who need to localize website content, analyze logs and enrich forms. It includes geolocation data, threat intelligence feeds, proxy and VPN detection, and IP reputation scores. The API comes with a range of pricing options, including a free tier with 1,500 requests per day for non-commercial use, so you can pick the best option for your needs.
Another option is MaxMind, which uses machine learning to offer accurate IP geolocation and online fraud prevention tools. It offers real-time risk scoring and insights for fraud prevention, and it can spot and block unauthorized access from VPNs, proxy users and anonymizers. MaxMind is geared for a wide range of businesses, from startups to large enterprises, and promises high uptime and good coverage of IP addresses.
Ipregistry also offers a full range of IP address data, including geolocation and threat intelligence. It also offers proxy and VPN detection, company data and threat data, which makes it a good option for publishers, ad networks, e-tailers and financial services. With a pay-as-you-go pricing model and free credits for new customers, Ipregistry is flexible and cheap.
For security-focused needs, IP-API offers detailed geolocation data, including ISP and ASN details, with secure HTTPS/SSL encryption. It supports multiple programming languages and is geared for companies that want to personalize user experiences, improve security and target their marketing more effectively. The API can detect VPNs, proxies and bots, so it's a good option for security-sensitive businesses.