Yes! ToolCenter offers a free tier with 500 API calls per month. No credit card required. Paid plans start at €9/month for higher limits and priority support.
ToolCenter provides 35+ APIs including screenshots, PDFs, QR codes, SEO analysis, DNS lookups, web scraping, email validation, and much more — all accessible with a single API key. See the full list at /tools.
No. One API key gives you access to all 35+ tools. You can create multiple keys from your dashboard for different projects or environments.
Free: 30 requests/minute, 500 calls/month
Pro (€9/mo): 120 requests/minute, 10,000 calls/month
Business (€29/mo): 300 requests/minute, 50,000 calls/month
Rate limit headers are included in every response so you can track your usage.
Yes! Our interactive Playground lets you test all APIs directly in your browser — no signup or API key needed. You can also export code snippets in cURL, Python, Node.js, and PHP.
Pass your API key as a Bearer token in the Authorization header:
Yes! Save 20% with annual billing on Pro and Business plans. You can switch between monthly and annual at any time from the billing page.
API calls will return a 429 Too Many Requests status. You can upgrade your plan instantly to unlock more calls. No data is ever lost.
Absolutely. ToolCenter runs on dedicated Hetzner infrastructure with 99.9% uptime, Redis caching, and automated monitoring. Check our live status page.
Yes. The dashboard supports IP whitelisting per API key, so you can restrict access to your servers only. This is available on all plans including free.
Yes. For async operations like bulk screenshots and scheduled jobs, you can set a webhook URL and we'll POST the results when the job completes. See the webhook docs.
Still have questions?
We're happy to help. Reach out and we'll respond within 24 hours.