
Which is more popular?
Based on our record, Sumsub seems to be more popular. It has been mentioned 8 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | sumsub.com | opalstack.com |
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| Platforms | — | |
| Company | 2015 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Sumsub is the one verification platform that secures every step of the user journey. With Sumsub’s customizable KYC, KYB, transaction monitoring and fraud prevention solutions, you can orchestrate your verification process, welcome more customers worldwide, meet compliance requirements, reduce...
No description of Opalstack yet.
What each product offers, as listed by its team.


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


No analysis of Sumsub yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


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


Sumsub is a user verification platform that is designed to provide an easy onboarding process for trusted users from any country. This helps to ensure regulatory compliance, while minimizing fraudulent activities....
When it comes to capabilities, flexibility is a key selling point as it empowers organizations to align the identity verification service with their unique workflows, compliance needs, and risk appetite. Different...
Hands down one of the best experiences with document verification. I have to go through this kind of checks on a weekly basis and sumsub is relatively fast and has a smooth interface that guides you through the whole...
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Recommendations tracked on public social media and blogs since March 2021.


After that you must complete secure KYC process (done via the SumSub company). Source: over 3 years ago
I didnt recieve my crypto from the p2p Transfer and its asking for me to do verification from sumsub.com. I have no idea what this website is but I filled out the verification and it says they are partnered with Binance. Source: over 3 years ago
KYC and data storage could be done by a trusted third-party service called Sum and Substance. Source: almost 4 years ago
Tracking Opalstack since Sep 2023.
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