
SEON
SHIELD
Castle
FingerprintJS
Open source browser fingerprinting library with 99% accuracy. Get visitor IDs, detect bots, prevent fraud. Free version available, Pro starts at 15€/month.

Website, pricing, platforms and company facts side by side.
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| Website | codegres.org | thumbmarkjs.com |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


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
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Codegres.org and ThumbmarkJS.
ThumbmarkJS's answer:
While extremely performant, ThumbmarkJS shines in its affordability and developer friendliness.
Share your experience with using Codegres.org and ThumbmarkJS. For example, how are they different and which one is better?