Jerry S.
Best in class B2B
Very helpful and sophisticated platform. Data integrity very solid. Best in class when it comes to B2B data.

ListKit stands at the forefront of B2B prospecting, offering a game-changing data platform tailored for modern sales and marketing strategies. With a database of 500 million B2B leads, ListKit empowers agencies and sales teams alike to connect with the right prospects, streamline outreach, and maximize revenue.Founded by a group of visionary agency owners with a collective track record of generating over $5 million in sales through cold email campaigns, ListKit is not just another tool — it's the competitive edge your business needs.With Triple-Verified Data, the leads you export don't need to be cleaned or enriched - we do it all for you by verifying catch-alls and "risky" emails!)Simply export leads from ListKit, plug them into your sending tool, and start prospecting!
ListKit (listkit.io) has 256 customer reviews on Five Star Index, with an average rating of 4.4 out of 5.
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Sales & Marketing · St. Petersburg, Florida
Excellent

Sales & Marketing · Oviedo, Florida
Excellent

Sales & Marketing · North Miami Beach, Florida
Excellent
Sales & Marketing · Lakeland, Florida
Excellent
256 approved reviews, newest moderated first
Jerry S.
Very helpful and sophisticated platform. Data integrity very solid. Best in class when it comes to B2B data.
Admin A.
I highly recommend you avoid Listkit's "done-for-you" services. The people assigned to our campaigns were lazy and took 3 weeks to respond to an email.
Chintamani M.
Last night, I had an excellent 1:1 lead generation strategy session with Majd Azzam from ListKit, and it was genuinely one of the most valuable GTM enablement calls I’ve had in a long time. Majd provided deep, hands-on training on how to correctly use ListKit’s AI search and advanced filters to build high-quality, ICP-aligned lead lists — specifically tailored for my RetainIQ MVP primary ICP. What stood out most was: - The clarity of the filter sequencing logic - The technical depth behind each step - The practical breakdown of company-first vs people-first discovery - How to avoid common pitfalls that collapse lead volume or degrade signal Throughout the session, Majd answered every question patiently, explained ListKit’s internal lead discovery mechanics in detail, and helped me translate ICP strategy directly into actionable GTM execution. The outcome: I now have a clean, repeatable lead generation system for RetainIQ — and I’m genuinely enjoying using ListKit for my GTM work. Huge thanks, Majd, for the outstanding support and training. This was extremely valuable. 🚀
Ziyad
Honestly, ListKit has been extremely intuitive and easy to use for me. The leads are verified and high-quality and they’ve got this new AI feature that makes your targeting even better. I’ve tried many platforms and most of them make this whole process complicated for no reason. Also, you usually need to use other tools with those other platforms which makes it even more confusing for many people. If you’re on the fence and still want to confirm that they have the type of leads you’re looking for, you can watch some YouTube videos and you’ll see that this is not some new BS and trending database. For the people that already use other platforms, my reply rate has been high consistently with a low bounce rate as well. P.S. the customer support team is awesome and will help you quickly if you have any issues
Ronald
As a startup, we were intrigued by the platform. They worked with us to determine how this tool can help us find qualified leads and grow the business. So far, so good.
HeuristicOne
My guess is that this product might work if you are running a heavy upfront discount or giveaway, but I also found serious issues with their data quality, which strongly suggests that their deliverability claims are not authentic. I was very clear before signing that I could not offer a discount. I raised this concern explicitly, and they assured me they would help craft a winning campaign anyway. That never happened. Over the course of several months, they were supposed to revise the email copy to improve performance. The turnaround was painfully slow, feedback was repeatedly ignored, and constant staff turnover meant I never got consistent guidance. I often had to re-explain the same context over and over again. One of the main reasons I chose Listkit was for campaign strategy and diagnostic support if results were poor. Instead, the reps assigned to me were so inexperienced that they couldn’t interpret basic campaign performance. Everything had to be “escalated,” and follow-up almost never happened. I had at least one support ticket where I followed up six times before getting a response. When I finally did get feedback, it was contradictory and ineffective. The most concerning issue was lead quality. I tested their data using Instantly, and the bounce rate was so high that my campaign was automatically shut off. That tells me their data quality is not aligned with real-world deliverability standards. If you do have a strong promotional offer, you might see some results. But even then, it is far more cost-effective to: -Buy email data directly -Use Instantly or a similar tool -Build and manage campaigns yourself Doing it with Instantly costs roughly 20% of what Listkit charges, with more control and better transparency. I would not recommend this product unless you are heavily discount-driven and willing to navigate inconsistent support and questionable data quality.
Andrew
ListKit is a compelling idea, and conceptually a platform I wanted to work. I’ve used several cold outreach tools and was excited by the promise of an all-in-one solution. Unfortunately, our experience did not align with how the platform is positioned. We worked with ListKit for nearly four months, paid $2,800 in fees, and sent roughly 25,000 emails through the platform, receiving only a single positive response. Photo evidence of results would accompany this review. Our sales process was led by Steve. During the engagement, we escalated concerns and worked directly with ListKit leadership, including Logan and François, and on execution with Walid and Rahim. We are experienced business operators and understand that ListKit does not promise leads or clients. However, basic platform reliability, deliverability, and service follow-through are reasonable expectations. We flagged deliverability concerns repeatedly after observing ListKit campaign emails landing in spam for internal recipients, even after being marked as safe. We were told backend changes were made, but no explanation was provided and results did not improve. As a result, we lost time, momentum, and effectively burned domains we were instructed to purchase. As a benchmark, we conducted manual cold outreach outside of ListKit using similar messaging and audiences and achieved meaningfully better engagement, indicating the ListKit results were an aberration rather than a strategy issue. Average response times from ListKit were approximately 5–6 days despite explicit requests for 24-hour responses, making effective collaboration difficult and slowing even basic execution. While leadership initially engaged, onboarding felt rushed, support became increasingly productized, and responses to ongoing concerns ultimately stalled. We formally requested a refund based on the facts above; this request was denied by Lincoln, citing the agreement terms rather than the documented performance issues. Based on our experience and a review of ListKit’s public responses to other customer feedback, I would expect any response to this review to follow a similarly defensive posture rather than engage directly with the substance of the issues raised. That mirrors the tone we experienced during the engagement. I’ll leave it to the experienced business leader reading this to evaluate the facts presented here and decide whether to proceed accordingly. ListKit may work in certain scenarios, but our experience did not reflect the reliability or performance implied by the product’s positioning.
Han Cheol Y.
Best tool for buildings lists with high quality leads.