
ZoomInfo
Lusha
Hunter.io
Instantly.ai
lemlist
Clearbit
Snov.io
Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.

jQuery
Mercenaries 2: World in Flames
Hitman
Uncharted 4: A Thief’s End
React
Mass Effect: Andromeda
Order and Chaos Online
Prototype JavaScript framework
Which is more popular?
Based on our record, Apollo.io seems to be a lot more popular than Prototype. While we know about 69 links to Apollo.io, we've tracked only 4 mentions of Prototype.
Website, pricing, platforms and company facts side by side.
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| Website | apollo.io | prototypejs.org |
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| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Prototype.js is recommended primarily for developers working on maintaining or upgrading older web applications that were originally built using this library. It's not advised for new projects, as there are more robust and widely-supported tools available today that offer better performance, features, and community support.
Walkthroughs and reviews on video.
Free software to find email addresses - apollo.io review
More videos
PROTOTYPE: 10 Years Later
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Apollo.io and Prototype. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The right Apollo alternative fixes the part of Apollo that costs you meetings. Bad data calls for a better database, and a missing channel calls for a specialist tool next to Apollo.
What is the best AI prospecting tool for B2B sales in 2026? The best tool depends on your team's specific situation. toflow.ai is a strong fit for multi-channel outreach across email, LinkedIn, and WhatsApp, and is...
Apollo is a full sales engagement platform — sequences, email tracking, dialer, and a contact database. Their strength is email addresses, not phone numbers. Phone number coverage exists but it's thinner than...
We have no reviews of Prototype yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Personal email domains destroy this. Clearbit's Enrichment API returns a null company when it hits gmail.com. Apollo routes personal domains straight to a consumer bucket and skips B2B fields entirely. Even PDL's /person/enrich endpoint... - Source: dev.to / 6 months ago
A few things worth flagging: PDL beats Clearbit's historical rates for US and Western European companies, but drops to ~52% match rate for Japan and South Korea specifically. Apollo underperforms on raw company matching but returns... - Source: dev.to / 6 months ago
One thing comparison guides consistently get wrong: Clay is not an enrichment API. It's a waterfall orchestration tool that calls People Data Labs, Apollo, Clearbit, and others in sequence for you. It's useful, but it adds 2–8 seconds of... - Source: dev.to / 6 months ago
It's very weird to realise that this isn't long enough to remember a time when extending native prototypes was en vogue. Source: almost 4 years ago
The parent is referring to the Prototype framework (http://prototypejs.org/), not the JS language concept of a prototype. Source: about 4 years ago
Let's not forget about http://prototypejs.org/ & http://script.aculo.us/ for modern Web 2.O. - Source: Hacker News / almost 5 years ago
When comparing Apollo.io and Prototype, you can also consider the following products.

ZoomInfo is a B2B database providing detailed business information on people and companies.
Compare ZoomInfo to Apollo.io or Prototype:



Mercenaries 2: World in Flames offers a combination of exciting elements such as Action-Adventure, Third-person Shooter, Single and Multiplayer developed by Pandemic Studios and published by Electronic Arts.
Compare Mercenaries 2: World in Flames to Apollo.io or Prototype:

Find all the email addresses related to a domain
Compare Hunter.io to Apollo.io or Prototype:

Hitman is the marvelous sixth installment in the Hitman series developed by IO Interactive and published by Square Enix.
Compare Hitman to Apollo.io or Prototype: