usedby alternatives

Tools that do what usedby does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from usedby.

Read 2026-10-19

With a free plan or free to use: Salesforce, Clay, TitrateLab.

10 alternativesUnlike usedby

#1
GovTribe Sales MCP · sign-in
Searches US federal contract opportunities, awards, agencies and vendors, and tracks bids in a pipeline for government contracting teams.
More widely used
486k
Active
#2
Salesforce Sales
Hosts a CRM that stores accounts, contacts, leads and opportunities, with add-on clouds for customer service cases, marketing campaigns and commerce.
Free planAlso: Agents
6.7M
Active
1999
#3
RocketReach Sales MCP · sign-in
Looks up email addresses and phone numbers of professionals by name, company or LinkedIn profile in a searchable contact database with a browser extension.
More widely used
4.1M
#4
Arena AI LLM operations
Ranks large language models on a public leaderboard built from crowdsourced blind side-by-side comparisons of their answers.
Also: EvaluationMore widely used
78.3k
Active
2023
#5
Avalara Sales MCP · sign-in
Calculates sales tax, VAT and excise at checkout or invoicing, files returns, manages exemption certificates and classifies products for tariffs.
Also: Chat assistant, Data extractionMore widely used
2.6M
Active
From $69/mo
#6
Clay Sales
Centralizes first and third-party data sources and enriches prospect lists for sales outreach campaigns.
Free planAlso: Data extraction
297k
Active
From $185/mo
#7
TitrateLab Commerce
Indexes third-party lab test reports, supplier failure records and price lists for research peptides and similar compounds.
Free planAlso: Search, Analytics
11
From $14/mo
#8
Zoho Sales
Suite of 50+ cloud applications for sales, accounting, customer service, email, and custom app building.
More widely used
1.2M
1996
#9
Admaxxer AI Analytics Sales MCP · sign-in
Tracks visitor revenue by UTM source from a first-party pixel and ad platforms, and exposes an MCP server so agents can make approved ad changes.
Also: Analytics, AgentsMore widely used
77
Active
From $9/mo
2026
#10
Crustdata Data MCP · sign-in
Indexes people and company data from the web, queryable via API or MCP for recruitment and sales sourcing.
Also: Agents, Data extractionMore widely used
74.7k
Pay per use
2020

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How this list is made: the words usedby is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.