Leadspace Sidekick Chrome Extension
The contact data you need. The AI that turns it into pipeline.
Enterprise B2B intelligence on LinkedIn. Free to start.

Less expensive than
ZoomInfo & Apollo
Faster time-per-lead vs.
manual research
Fit scoring, outreach drafting & buying group intelligence built in
Technology categories in the data graph

What Sidekick Does
Three things no other tool does at this price.
Explore each one. Every capability is powered by 800M+ buyer identities — the same data graph used by Microsoft, Nvidia, and Salesforce.
The Foundation — Verified contact data, revealed instantly
Emails, direct dials, firmographics, tech stack. One click.
● Verified emails & direct phone numbers
Revealed on any LinkedIn profile
● Company firmographics & org hierarchy
Size, revenue, industry, parent and subsidiaries
● Technology stack
— 100+ categories, continuously updated
— not batch-refreshed monthly
The Difference — AI that works the whole sales workflow
Fit scoring, outreach drafting, buying committee mapping, job change detection.
● Fit Scoring
Instant score against your Target Audience with a plain-language explanation.
● Outreach Drafting
Cold emails, LinkedIn messages, call scripts — personalised to the contact's profile.
● Buying Committee
Map Economic Buyer, Champion, Technical Evaluator, Procurement, Exec Sponsor. Gaps flagged.
The Multiplier — Find more people just like your best ones
LookaLikes turns one perfect contact into a full pipeline.
● Point to any contact who fits your Target Audience perfectly
● Sidekick searches 800M+ identities for people with the same role profile, company type, and fit signals
Learn More About Sidekick

Sidekick
Article
Freemium vs Free Trial in Sales Tools: What You Actually Get
You have seen both buttons. One says "Start free trial." The other says "Get started free." They look identical on a landing page. They behave nothing alike once the tool is in your browser.
The difference matters more than most reps assume. A free trial gives you the full product on a countdown. Freemium sales tools give you a smaller slice of the product with no clock running. One tests whether you like everything. The other tests whether the part you need works.
If you prospect for a living, that distinction shapes your week. Trials force you to evaluate on a deadline while you also hit quota. Freemium lets you fold a tool into your routine and judge it by results, not by demo enthusiasm.
Here is what each model actually hands you, where each one fails, and how to pick without wasting a month of selling time.

Sidekick
Article
How Many Touches Does It Take to Book a Meeting?
You have heard the number before. Eight touches. Twelve touches. Twenty-one if the guru selling the webinar wants you to buy the sequence template.
The honest answer is messier. The number of sales touches to book a meeting depends on who you touch, what you say, and whether that person has any reason to care about the problem you solve. Two reps working the same account list will land at wildly different numbers.
Still, the question matters. If you do not know your touch math, you cannot forecast your own activity. You cannot tell your manager why your connect rate dropped. You cannot decide when to stop working an account and move on.
So let's break down what the data says, then talk about what changes the number in your favor.

Sidekick
Article
How Do You Find a Prospect's Email Address for Free?
You found the right person. Their title fits. Their company fits. Now you need their email address, and you have no idea where to start.
Most reps end up in the same loop. They try a few email format guesses. They run a Google search. They open two or three tools that promise free lookups and hit a paywall after the first result. Twenty minutes gone, and you still have nothing verified.
There is a better way to find an email address free of the guesswork and the wasted time. This post breaks down what actually works, what wastes your time, and how the sharpest reps get verified contact data without paying for a seat on a legacy platform.

Sidekick
Article
What free prospecting tools actually stay free?
You found a free tool. You signed up, poked around, and it worked. Then thirty days later, the feature you actually needed moved behind a paywall. Sound familiar?
Free has a reputation for being temporary. In B2B sales, that reputation is mostly earned. Most tools that call themselves free are running a trial with a timer you can't see. The prospecting category is especially guilty of this. You get a handful of credits, a stripped-down dashboard, and a persistent upgrade banner that follows you everywhere.
But not every free tier is a trick. Some tools offer real, repeatable value without demanding a credit card the moment you start doing actual work. The difference lies in what the tool is built to do, who it's built for, and whether free is a real product or just a funnel.
Here's how to think about the free tools in your prospecting stack, what to watch for, and what actually holds up when you test it against a real quota.
How We Compare
More intelligence. At a fraction of the cost.
See how Sidekick stacks up against ZoomInfo, Apollo, and Lusha across every capability that matters.
Full
Partial
None
Sidekick
ZoomInfo
Apollo
Lusha
PRICING
$0
Freemium — no CC
Paid from $49 / user per mo
No free tier
From ~$15K / year
Limited free tier
Paid from $49 / user per mo
No free tier
Paid from $49 / user per mo
CONTACT DATA
Verified emails
Direct / mobile phone
Firmographics & tech stack
Free tier
AI INTELLIGENCE
AI fit scoring
AI outreach drafting
Buying committee mapping
LookaLikes discovery
Job change detection
CRM & WORKFLOW
CRM & sales tool push
Salesforce, HubSpot, Outreach
Works on LinkedIn
DATA FOUNDATION
Identity graph size
800M+
270M+
Compiled DB
50M+
Continuously updated
Forrester recognized
Competitor data based on publicly available information as of 2026.

Pricing
Affordable outcomes. Not just affordable software.
Verified emails, direct dials, AI fit scoring, buying committee mapping, and AI outreach — all on LinkedIn. ZoomInfo, Apollo, and Lusha charge enterprise prices for what Sidekick delivers at 2.5–10× less.
FAQ
Common Questions
What browsers does Sidekick work on?
How do credits work?
What makes Sidekick different from Apollo or ZoomInfo?'
What is LookaLikes?
Does Sidekick integrate with my CRM?
How is the buying committee map built?


