When comparing SpyFu vs Oncrawl, the Slant community recommends SpyFu for most people. In the question“What are the best SEO analytics tools?” SpyFu is ranked 6th while Oncrawl is ranked 8th. The most important reason people chose SpyFu is:
SEO tools are not cheap, SpyFu has a fair price for the value it adds.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Fair price compared to rest of the market
SEO tools are not cheap, SpyFu has a fair price for the value it adds.
Pro See competition data
Allows users to see SEO data on any domain, including your competition.
Pro Simple graphics
OnCrawl provides data in easy to understand graphics. For each aspect of the page Oncrawl will create a graph showing how well pages on your site score. For example, if the titles are consistently too long/short you will quickly be able to see. Likewise, if descriptions are duplicated or headings aren't used to their best potential you will easily be able to tell.
Pro Checks performance
Performance is checked as well - page load times are tracked and displayed by both speed in seconds, as well as size in kilobytes (or megabytes).
Pro Scalable
It can crawl up to 250M URLs at 300URLs/sec.
Cons
Con UI could be better
Con Expensive subscription
While there is a free all-inclusive 30 day trial, subscriptions start at $19/month ($12.42/month if you sign up for a year-long subscription) which is steep for developing websites. The base plan is limited to 5 websites and 10k URLs per month, but doesn't include any concurrent crawls or custom reports. Prices go up to $279/month ($232.50/month if registered for the year). See more here