once.tools
Overview
DR updated Sep 8, 2026once.tools helps buyers discover and compare software — accurate categories and comparison-friendly copy drive clicks over time. (free to submit)
once.tools is free to list on, gives a nofollow link, and is best used for search visibility & seo — with a low domain rating of 12.
- best for
- Search visibility & SEO
- strengths
- Software comparison trafficCategory SEOBuyer discovery
- audience
- Buyers evaluating software options
- fit
- once.tools is a good fit for SaaS products, b2b, developer tools. Audience: Buyers evaluating software options.
- expect
- Traffic
How to submit
- 01Open the site
once.tools in a new tab.
- 02Find the submit flow
Look for “Submit”, “Add product” or “List your startup” in the nav or footer.
- 03Fill in your listing
Name, tagline, description, URL, logo, screenshots. The Chrome extension fills these in one click.
- 04Pick the right category
Choose Software Discovery or the closest fit so you reach the right audience.
- 05Submit and wait
Free listings are usually reviewed by hand — expect days to a few weeks.
SEO notes
Topical relevance matters: Software Discovery directories help most when your product fits that category. Nofollow links still drive referral traffic and brand visibility.
Similar directories
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FAQ
Is once.tools worth submitting to?
once.tools helps buyers discover and compare software — accurate categories and comparison-friendly copy drive clicks over time. (free to submit)
Does once.tools give a dofollow or nofollow link?
once.tools provides a nofollow link. It won't pass direct link equity, but it still drives referral traffic and helps brand discovery.
Is once.tools free?
Yes — once.tools offers a free way to get listed. Free listings are often reviewed manually, so approval can take from a few days to a few weeks.
What is once.tools's domain rating (DR)?
once.tools (once.tools) currently has a domain rating of 12 on Ahrefs' 0–100 scale — a low score. Higher DR generally means a stronger backlink profile, which is one signal of how much weight a link from the site may carry.