Harmonic Alternatives (January 2026)

Harmonic

Harmonic.ai - The complete startup database

https://www.harmoni.ai/

Harmonic's data engine keeps 20M+ companies & 150M+ professional profiles fresh, so you can always be in the loop when a company just raised a round, just hired a CTO, or just crossed the 1M follower mark on Twitter.

4.9/5

27+ reviews

Reviewed on:

G2
Capterra
Producthunt
Facebook
1.
The Swarm - Your Go-To-Network Platform
https://www.theswar
.com/

We give companies and investors the keys to their extended networks and the relationship data they need to accelerate sales, recruiting, and fundraising.

2.
Lusha | B2B Database, Company Contacts & Business Leads
https://www.lush
.com/

Lusha provides high quality, unique premium data where you need it most: On social networks, the web, Salesforce or directly on your product.

3.
Store Leads - The platform for ecommerce data.
https://storelead
.app/

The most comprehensive list of ecommerce stores including 13,255,152 active stores across 289 platforms including Shopify, WooCommerce and Square Online.

4.
Accurate B2B Data for Sales & Marketing | DealSignal
https://www.dealsigna
.com/

Discover the most accurate B2B data platform - DealSignal. Fuel your marketing & sales performance with fresh, verified lead data.

5.
Archilogic | Indoor spatial data, simplified: connect your floor plans everywhere
https://www.archilogi
.com/

Turn potential into profit. Archilogic's digital twins make space management smarter, reduce costs, & unlock data-driven insights for max portfolio value. Leverage seamless integration, space comparison across your entire portfolio, and auto-polylining for optimized, efficient layouts.

6.
Beauhurst: The Ultimate Private Company Data Source
https://beauhurs
.com/

Discover data on every UK private company — from high-growth companies to accelerators and funds — powered by smart tech and even smarter people.

7.
Fast Company Data with Emails & Contacts: Growjo
https://growj
.com/

Indexing the world’s fastest growing companies & startups with annual revenue, competitors, number of employees, funding news, valuations, etc.

8.
Innopipe: Discover, manage and take action on tech companies & innovations
https://innopip
.ai/

Innopipe is an AI-powered and data-driven platform to discover, manage and take action on the most relevant tech companies & innovations.

9.
AI-Powered Consumer Data & Insights - Resonate
https://www.resonat
.com/home/

High-performance, AI-powered consumer data that optimizes marketers’ acquisition, upsell, and retention efforts driving CLV and revenue.