Alpha Crawler vs SpiderNow
Alpha Crawler
alphacrawler.orgSpiderNow
spidernow.comSide by side
| Figure | Alpha Crawler | SpiderNow |
|---|---|---|
| Price from | Free | $6.99/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | — | Yes |
| Self-hosted | Yes | — |
| Plans published | 3 | 4 |
| Spec score · Website Audit software | 8.8 (#2) | 8.5 (#5) |
| Spec score · SEO tools | 8.1 (#83) | 8.6 (#27) |
| Free plan | Yes | Yes |
| Product | Alpha Crawler is a technical SEO crawler that audits site structure, metadata, schema markup, AI search visibility, and site performance. | SpiderNow is a website crawler that extracts website data and performs real-time site audits. |
| Site audit | Yes | Yes |
| Support | The site publishes [email protected] and says typical replies arrive within one to two business days. | The site says its software support team is available 24 hours a day and usually responds within a few hours. |
Plans
SpiderNow
- FreeFree
- Basic$6.99 a month
- Standard$19.99 a month
- Advanced$39.99 a month
In their own words
Alpha Crawler
Alpha Crawler has no write-up on Specifiction yet; its figures are above.
SpiderNow
SpiderNow is a website crawler that extracts site data and performs real-time audits. Users can scan a page, folder, or full website. Its checks cover broken links and images, JavaScript sites, redirects, duplicate content, internal and external links, and robots directives. PageSpeed Insights analysis includes Performance, Accessibility, Best Practices, and SEO audits for pages.
The product also has tools to minify and beautify HTML, JavaScript, and CSS, generate critical CSS, and convert images to WebP. AI-powered tools can recommend or implement content changes subject to the site's add-on terms; content improvement uses Grammarly for spelling and grammar corrections. SpiderNow is described as suitable for SEO agencies, web developers, digital marketers, and businesses. It is available on web, Android, iOS, and as an extension, and requires no software download. Crawl size depends on device RAM because processing uses device memory. The free plan includes 10 single-page scans per month, 5 scan details and issue views, and 5 page metric scores. Paid plans start at $6.99 a month.