
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.

Amazon Cognito
Auth0
TypingDNA Authenticator
Keycloak
Cotter
Aiwifi.io
PacketFence
Complete user auth system installed with 8 lines of code.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | cloudsponge.com | dangdut4d.authpack.io |
| Pricing | ||
| Platforms | — | |
| Company | 2010 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


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...
No description of Authpack yet.
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
What is CloudSponge?
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CloudSponge and Authpack. For example, how are they different and which one is better?
When comparing CloudSponge and Authpack, you can also consider the following products.

The ultimate contacts importer and tell-a-friend system for your website.
Compare AdiInviter Pro to CloudSponge or Authpack:

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 CloudSponge or Authpack:

Allow users to import contacts into their system.
Compare SaaSiter Contacts Importer to CloudSponge or Authpack:

Auth0 is a program for people to get authentication and authorization services for their own business use.
Compare Auth0 to CloudSponge or Authpack:

ShuttleCloud is an API that allows developers to import address books from hundreds of email providers.
Compare ShuttleCloud to CloudSponge or Authpack:
2FA codes in your browser, secured by the way you type
Compare TypingDNA Authenticator to CloudSponge or Authpack: