Free API comparisons
Two free APIs that do the same job, side by side: what each needs, what is free and what you may use it for, with a short verdict on which to choose. Pick a comparison, or find more options in the directory.
Open-Meteo vs OpenWeatherMap
Weather forecasts
Open-Meteo vs MET Norway Weather API
Weather forecasts
Open-Meteo vs National Weather Service API
Weather forecasts
Google Gemini API vs Groq API
AI models and chat
OpenRouter vs Groq API
AI models and chat
OpenRouter vs GitHub Models
AI models and chat
Tavily Search API vs Jina Reader
AI search and web reading
DeepL API vs Google Cloud Translation API
Language and text
DeepL API vs Microsoft Translator
Language and text
Free Dictionary API vs Merriam-Webster Dictionary API
Language and text
Resend vs Brevo (Sendinblue) email API
Communication
Resend vs Mailjet Email API
Communication
Brevo (Sendinblue) email API vs Mailjet Email API
Communication
ip-api vs ipinfo.io
IP to location APIs
ip-api vs ipapi.co
IP to location APIs
Nominatim (OpenStreetMap) vs Photon
Location Information
Nominatim (OpenStreetMap) vs Geoapify
Location Information
OpenRouteService vs OSRM demo server
Location Information
Unsplash API vs Pexels API
Image and photo
Pexels API vs Pixabay API
Image and photo
TMDB API vs OMDb API
Video
Frankfurter vs ExchangeRate-API (open access)
Currency and finance
Alpha Vantage vs Finnhub
Currency and finance
JSONPlaceholder vs DummyJSON
Testing and mock data
Backblaze B2 Cloud Storage API vs Cloudflare R2
Hosting and storage
Bluesky API vs Mastodon API
Social media
QuickChart vs Image-Charts
Chart APIs
NewsAPI.org vs GNews
News feeds and APIs
Telegram Bot API vs Discord webhooks
Communication
Google PageSpeed Insights API vs Chrome UX Report (CrUX) API
SEO and site checks