
OneLogin
Okta
Ping Identity
Amazon Cognito
Microsoft Azure Active Directory
LoginRadius
Atlassian Crowd
Auth0 is a program for people to get authentication and authorization services for their own business use.

FanFeed
Stanza
Automatically adds TV shows and sports events to your calendar.

Which is more popular?
Based on our record, Auth0 seems to be more popular. It has been mentioned 205 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | auth0.com | sync2cal.com |
| Pricing | — | |
| Company | Startup from the United States · 500 - 999 employees · 2013 | — |
| 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
Walkthroughs and reviews on video.
GraphQL, Hasura, Apollo, and Auth0 for Vuejs developers by Devlin Duldulao
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How often each product is chosen within a category, 0–100% relative to the other.


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External articles and on-site reviews we used to compare the two products.


Auth0 is an excellent choice for projects requiring advanced authentication features and enterprise-grade security.
Launched in 2013, Auth0 is a product unit under Okta. One of the reliable SaaS solutions to take a modern approach to application authentication and identity management. With Auth0, IT admins can connect any...
But since user data is a lot more serious than wasting a pepperoni pizza, let’s check out some user authentication platforms. And while an average business person will straightaway run towards Auth0 or Firebase, there...
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Recommendations tracked on public social media and blogs since March 2021.


Auth0 is the identity platform behind all of this: developer-first, deeply flexible, and designed to scale from a weekend project to enterprise-grade infrastructure without forcing teams to trade control for convenience. - Source: dev.to / 11 days ago
To answer these questions, I built a real example around it: an expense-approval agent for a fictional company, using Microsoft Agent Framework on the backend and Auth0 to handle every identity decision along the way. It turned into a... - Source: dev.to / 24 days ago
For hosted auth, the market has a few solid options. Auth0 is the incumbent — mature, well-documented, but the pricing can surprise you as you scale. Clerk is developer-friendly with great React components, though you're fairly locked... - Source: dev.to / 6 months ago
Tracking Sync2Cal since Aug 2025.
When comparing Auth0 and Sync2Cal, you can also consider the following products.

On-demand SSO, directory integration, user provisioning and more
Compare OneLogin to Auth0 or Sync2Cal:

All your sports in one calendar. Subscribe to any team, league, or venue, and FanFeed syncs the full schedule to Apple Calendar, Google Calendar, or Outlook automatically. 40+ sports plus live venue events and concerts. No app to install.
Compare FanFeed to Auth0 or Sync2Cal:

Enterprise-grade identity management for all your apps, users & devices
Compare Okta to Auth0 or Sync2Cal:

Stanza, a division of a poem consisting of two or more lines arranged together as a unit.
Compare Stanza to Auth0 or Sync2Cal:

Ping Identity provides cloud-based, single sign-on and identity management solutions with their SAML SSO.
Compare Ping Identity to Auth0 or Sync2Cal:

Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps quickly and easily. It scales to millions of users and supports sign-in with social identity providers and enterprise identity providers via SAML 2.0.
Compare Amazon Cognito to Auth0 or Sync2Cal: