kalko10 best sales prospecting tools in 2026
The best sales prospecting tool depends on the job. For contact data, look at ZoomInfo, Cognism or Lusha, and for LinkedIn, look at Sales Navigator. For which accounts to work this week, with the evidence, look at Kalko.
Key takeaways
- Lusha, UpLead and Leadfeeder publish prices from $37.45, $74 and 79 EUR a month, billed annually.
- Sales Navigator Core costs $119.99 a month (LinkedIn).
- Clay, Lusha and Leadfeeder have free plans.
The tools at a glance
| Tool | Best for | Data it uses | Price from | Free plan or trial |
|---|---|---|---|---|
| Kalko | Outbound teams that want a few accounts a week with evidence, and a list of accounts to skip. | Job posts, filings, news and public buyer posts | From $99 per month | Yes, 200 credits, no card |
| LinkedIn Sales Navigator | B2B sellers who prospect and multi-thread on LinkedIn. | LinkedIn member and company data | $119.99 a month, or $1,079.88 a year | Yes, card required |
| ZoomInfo | Enterprise teams selling mainly into North America. | Contacts, intent, website visitors | Not published, Vendr median $33,500 a year | Yes, free trial, no free plan |
| Cognism | Mid-market and enterprise teams prospecting into Europe. | Contact data, phone-verified mobiles, intent | Not published | No, a free data sample only |
| Lusha | SDRs and small teams that want quick contact lookups. | Contact data and 26 signal types | $37.45 a month billed annually | Yes, free plan |
| Clay | GTM engineers who build their own enrichment workflows. | More than 200 data vendors, AI research | Free plan, Launch from $185 a month | Yes, free plan |
| Seamless.AI | Outbound teams doing high-volume list building. | Verified emails, phone numbers, intent | Not published | Yes, free credits |
| UpLead | Small teams that want verified contacts at a published price. | Verified contacts, technographics, intent | $74 a month billed annually | Yes, 7 days |
| Amplemarket | Teams that want to replace a data tool, sequencer and dialer with one. | Contacts, post engagement, job changes | $600 a month, annual term | Yes, length not stated |
| Leadfeeder | EU-based teams that want to see which companies visit their site, starting free. | Website visits, company and contact records | 79 EUR a month billed annually | Yes, free plan and 14-day trials |
What does each type of prospecting tool do?
- Contact databases, such as ZoomInfo, Cognism and Lusha, give you emails and phone numbers.
- LinkedIn tools, such as Sales Navigator, find people and track job changes.
- Website visitor tools, such as Leadfeeder, show which companies visit your site.
- Account intelligence tools, such as Kalko, tell you which accounts need you now, and why.
1. Kalko
Finds what each company is working on but has not announced, from job posts, filings and buyer posts. Every claim carries a source and a date.
- Best for: Outbound teams that want a few accounts a week with evidence, and a list of accounts to skip.
- Watch out for: No website visitor identification, no LinkedIn channel, and no two-way HubSpot or Salesforce sync.
- Price: From $99 per month.
- Free plan or trial: Yes, 200 credits, no card.
3. ZoomInfo
A large B2B contact and company database with intent, website visitor and enrichment tools.
- Best for: Enterprise teams selling mainly into North America.
- Watch out for: Reviewers quoted by HockeyStack say coverage is thin outside North America.
- Price: Not published, Vendr median $33,500 a year.
- Free plan or trial: Yes, free trial, no free plan.
4. Cognism
A B2B contact database focused on compliant European data and phone-verified mobile numbers.
- Best for: Mid-market and enterprise teams prospecting into Europe.
- Watch out for: Pricing is quote-only, and reviewers quoted by Demandbase say some numbers are missing.
- Price: Not published.
- Free plan or trial: No, a free data sample only.
5. Lusha
Self-serve B2B contact data plus dated buying signals.
- Best for: SDRs and small teams that want quick contact lookups.
- Watch out for: The free plan is 40 credits a month.
- Price: $37.45 a month billed annually.
- Free plan or trial: Yes, free plan.
6. Clay
A data and workflow platform that pulls from more than 200 data vendors and AI agents.
- Best for: GTM engineers who build their own enrichment workflows.
- Watch out for: Credits can burn fast, and the free plan caps tables at 200 rows.
- Price: Free plan, Launch from $185 a month.
- Free plan or trial: Yes, free plan.
7. Seamless.AI
A prospecting tool that finds verified emails and phone numbers and automates outreach.
- Best for: Outbound teams doing high-volume list building.
- Watch out for: Paid prices are not published, and reviewers quoted by Demandbase raise concerns about business practices.
- Price: Not published.
- Free plan or trial: Yes, free credits.
8. UpLead
A B2B contact database with verified emails, mobile numbers, technographics and intent.
- Best for: Small teams that want verified contacts at a published price.
- Watch out for: Reviewers quoted by Demandbase say saved searches do not stick.
- Price: $74 a month billed annually.
- Free plan or trial: Yes, 7 days.
9. Amplemarket
An all-in-one sales tool with B2B data, AI agents, multichannel sequences and a dialer.
- Best for: Teams that want to replace a data tool, sequencer and dialer with one.
- Watch out for: The entry plan is $600 a month on an annual term.
- Price: $600 a month, annual term.
- Free plan or trial: Yes, length not stated.
10. Leadfeeder
Shows which companies visit your website, plus a European B2B company and contact database.
- Best for: EU-based teams that want to see which companies visit their site, starting free.
- Watch out for: It names companies, not people, and it misses remote workers on home connections.
- Price: 79 EUR a month billed annually.
- Free plan or trial: Yes, free plan and 14-day trials.
How we picked
We make Kalko, so we list it first. The rest follow in our order of preference for a small outbound team.
We opened each vendor's site and pricing page on 22 October 2026, and we quote the limits from their own pages or from published reviews.
Questions people ask
What is the best free prospecting tool?
Clay, Lusha and Leadfeeder have free plans, and Kalko has a 200-credit trial with no card.
Do I need more than one prospecting tool?
Most teams use two: one that finds the right accounts and one that gives contact details.
Which prospecting tool is best for Europe?
Cognism focuses on compliant European data, and Leadfeeder is built in Europe.
Sources
- LinkedIn: Sales Navigator plans, checked October 22, 2026
- ZoomInfo: pricing, checked October 22, 2026
- Cognism: pricing, checked October 22, 2026
- Lusha: pricing, checked October 22, 2026
- Clay: pricing, checked October 22, 2026
- Seamless.AI: pricing, checked October 22, 2026
- UpLead: pricing, checked October 22, 2026
- Amplemarket: pricing, checked October 22, 2026
- Leadfeeder: pricing, checked October 22, 2026
Fewer accounts. Better won.
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