ontolo
Ontolo is a web-based prospecting tool for link building, SEO, content, social media, competition research, sales, and other marketing tasks.
What ontolo is
Ontolo is a web-based prospecting tool for link building, SEO, content, social media, competition research, sales, and other marketing tasks. It searches more than 80 sources simultaneously and supports more than 90 prospect types. For some prospect categories, Ontolo expands a request into over 20 underlying queries. You can upload prospect lists as CSV or plain text, including files from Moz, Ahrefs, Majestic, or other sources. Its analysis covers contact details, social accounts, outbound-link statistics, content patterns, advertising opportunities, and technical features. Searches can be exported from the prospect database as multi-tab Excel files or CSV files. The homepage lists capacity of 250,000 prospects per minute. Pro costs $97 a month, billed at $97.00 per Month, with 1,000,000 URLs in the index and 200,000 URLs per day. Agency costs $297 a month, billed at $297.00 per Month, with 5,000,000 URLs in the index and 1,000,000 URLs per day. Both plans list a 30-day money-back guarantee. A Custom option is available with custom code, data, problems, and solutions, but no price is shown.
Good
- Searches more than 80 prospecting sources
- Supports over 90 prospect types
- Accepts CSV and plain-text uploads
- Exports Excel and CSV results
- Offers Pro and Agency guarantees
Watch out
- No free plan
- Web platform only
- Agency costs $297 a month
Who it suits
Ontolo suits marketers and teams that need prospect discovery across many sources, detailed prospect analysis, and exportable search results. It is web-based and paid, with no free plan.
Verdict
Ontolo combines broad prospect discovery, uploads, analysis, and exports in one web service. Its paid plans target users who need high-volume prospecting and documented plan limits.
Plans and prices
From ontolo's own pricing page, checked 8 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Pro | $97 a month | 1,000,000 URLs in index · 200,000 URLs per day · $97.00 per Month |
| Agency | $297 a month | 5,000,000 URLs in index · 1,000,000 URLs per day · $297.00 per Month |
The facts
Each one read from ontolo's own pages, with the date it was checked.
Money
- Custom plan
- The homepage describes a Custom option with custom code, data, problems, and solutions; it does not show a price there.checked 8 Oct 2026
What it does
- Exports
- Users can export multi-tabbed Excel files or CSV files from searches in their prospect database.checked 8 Oct 2026
- Guarantee
- The Pro and Agency offers each list a 30-day money-back guarantee.checked 8 Oct 2026
- Prospect analysis
- Ontolo reports contact details, social accounts, outbound link statistics, content patterns, advertising opportunities, and technical features for prospects.checked 8 Oct 2026
- Prospecting sources
- The homepage says Ontolo prospects simultaneously from more than 80 sources.checked 8 Oct 2026
- Purpose
- Ontolo finds prospects for link building, SEO, content, social media, competition research, sales, and other marketing needs.checked 8 Oct 2026
- Query expansion
- Ontolo expands some prospect types into more than 20 queries behind the scenes.checked 8 Oct 2026
- Scale
- The homepage lists capacity of 250,000 prospects per minute and more than 90 prospect types.checked 8 Oct 2026
- Uploads
- Users can upload CSV or plain text prospect lists, including lists from Moz, Ahrefs, Majestic, or their own sources.checked 8 Oct 2026
The company
- Headquarters
- Boulder, Colorado, United Stateschecked 28 Sep 2026
- Maker
- The About page identifies Ben Wills as the author and says the first version of Ontolo was created by the end of 2008.checked 8 Oct 2026
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