
TypingDNA Authenticator
Auth0
Clerk
PropelAuth
Amazon Cognito
Keycloak
Stack Auth
Authorizer is an open-source authentication and authorization solution for your applications.

AdiInviter Pro
SaaSiter Contacts Importer
ShuttleCloud
ContactRescue
FullContact
Cardhop
Ortto
Companies from every industry use CloudSponge’s Contact Picker to get access to their users’ address books.

Which is more popular?
Based on our record, Authorizer seems to be more popular. It has been mentioned 9 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | authorizer.dev | cloudsponge.com |
| Pricing | ||
| Platforms | — | |
| Company | — | 2010 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Authorizer yet.
CloudSponge is a Contact Picker for all major address books. It allows your users to share their address books without ever needing to remember, type, or upload emails manually. CloudSponge has been around since 2009 perfecting a product that will help companies get the most out of their existing...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
Charter School Authorizer Application Review Process
More videos
What is CloudSponge?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Authorizer and CloudSponge. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Authorizer takes "your data" seriously. - Source: dev.to / 11 months ago
In this post, https://authorizer.dev was chosen as the authorization server, but the principle of working with other authorization servers is approximately the same and the additional code that was written on the frontend and backend... - Source: dev.to / almost 2 years ago
In the next post, I will connect an external authorization server https://authorizer.dev to the project... - Source: dev.to / almost 2 years ago
Tracking CloudSponge since Mar 2021.
When comparing Authorizer and CloudSponge, you can also consider the following products.
2FA codes in your browser, secured by the way you type
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The ultimate contacts importer and tell-a-friend system for your website.
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Auth0 is a program for people to get authentication and authorization services for their own business use.
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Allow users to import contacts into their system.
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Clerk.io, the artificial intelligence for e-commerce that knows your customers interests.
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ShuttleCloud is an API that allows developers to import address books from hundreds of email providers.
Compare ShuttleCloud to Authorizer or CloudSponge: