We've analyzed and compared the top 6 API providers supporting free for Nigerian developers and businesses. Find the right infrastructure fit for your startup below.
Written by Editorial Staffs as at 11th June, 2026
| Compare | ||||||
|---|---|---|---|---|---|---|
| Pricing | Completely free, no rate limits | free tier available | Completely free. Open-source. No API key required. | Free with attribution requirements | Completely free, no attribution needed | Completely free, no attribution needed |
| 161+ Currencies | Yes | No | No | No | No | No |
| Free Unlimited | Yes | No | No | No | No | No |
| NGN Support | Yes | No | No | No | No | No |
| Daily Updates | Yes | No | No | No | No | No |
| No Auth Required | Yes | Yes | No | No | No | No |
| Format Validation | No | Yes | No | No | No | No |
| Domain Existence Check | No | Yes | No | No | No | No |
| MX Record Check | No | Yes | No | No | No | No |
| Disposable Email Detection | No | Yes | No | No | No | No |
| SMTP Verification | No | Yes | No | No | No | No |
| Nigerian Public Holidays | No | No | Yes | No | No | No |
| 250+ Countries | No | No | Yes | No | No | No |
| No Authentication | No | No | Yes | No | No | No |
| Historical Dates | No | No | Yes | No | No | No |
| Future Date Planning | No | No | Yes | No | No | No |
| Regional Variants | No | No | Yes | No | No | No |
| Long Weekend Detection | No | No | Yes | No | No | No |
| Free Forever | No | No | Yes | No | No | No |
| Open Source | No | No | Yes | No | No | No |
| JSON & iCal | No | No | Yes | No | No | No |
| API Access | No | No | No | Yes | Yes | Yes |
| JSON Responses | No | No | No | Yes | Yes | Yes |
| HTTPS Secure | No | No | No | Yes | Yes | Yes |
| Documentation | No | No | No | Yes | Yes | Yes |
| Sandbox | No | No | No | No | No | No |
| Free Tier | No | No | No | Yes | Yes | Yes |
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