
Kount
Riskified
Signifyd
ClearSale
Kronos Workforce Dimensions
Fraud.net
Duo Security
Digital Trust & Safety enables your business to grow, innovate, introduce new products, features, and business models – without increased risk.

hCaptcha
reCAPTCHA
Cloudflare Turnstile
Akismet
ALTCHA
AuthKong
Protect your website forms from spam and fake signups without annoying captchas. Privacy-first security with zero fingerprinting. Try it now.

Which is more popular?
Based on our record, Sift seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | sift.com | sharkeyes.dev |
| Pricing | — | |
| Company | Startup from the United States · 100 - 249 employees · 2011 | Startup from Israel · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Sift yet.
Tired of spam bots attacking your website forms? Fake registrations, junk inquiries, and comment spam standard CAPTCHAs dont help. They only frustrate real users while "smart" bots bypass them anyway. SharkEyes takes a different approach. The system quietly detects spam and fake registrations 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
No analysis of SharkEyes.dev yet.
Walkthroughs and reviews on video.
🙀 Review - Scoopless Lift and Sift Cat Litter Box I Modified it after One Week of Usage
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Sift and SharkEyes.dev.
SharkEyes.dev's answer:
Traditional captchas ruin user experience and lower conversion rates, while big security vendors often track user data across the web. SharkEyes balances high-grade security with complete user privacy and zero user friction, making it quick to deploy, affordable for growing businesses.
SharkEyes.dev's answer:
SharkEyes delivers privacy first spam and bot protection without annoying captchas or invasive browser fingerprinting. It blocks automated submissions seamlessly in the background, ensuring a frictionless user experience while fully
SharkEyes.dev's answer:
Web developers, SaaS founders, indie hackers, and digital agencies looking for an easy-to-integrate, privacy-centric alternative to reCAPTCHA or hCaptcha for protecting lead forms, signups, and feedback channels.
SharkEyes.dev's answer:
SharkEyes was created out of frustration with complex, user-unfriendly captchas that hurt site conversions and compromise visitor privacy. We wanted a lightweight, modern security solution that protects forms effectively without forcing real users to solve puzzles or giving away their personal browsing data.
SharkEyes.dev's answer:
JavaScript, Golang, Python, REST API, Webhooks, Cloud Infrastructure, Bash, and Lightweight Anomaly Detection Algorithms.
Share your experience with using Sift and SharkEyes.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


They may be using something like Sift for security checking and something of yours was flagged. Source: almost 4 years ago
But sorry to break it to you, this has been done at a really large scale already although most consumers are not aware. One big player here is https://sift.com/ Almost every major retailer uses their service exactly for the reasons you... Source: about 5 years ago
Reddit, for one. A pretty big list on their homepage. Source: about 5 years ago
Tracking SharkEyes.dev since Sep 2026.
When comparing Sift and SharkEyes.dev, you can also consider the following products.


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eCommerce fraud prevention solution and chargeback protection guarantee for online merchants. Find out how we can help your company boost revenue from online sales using our machine-learning powered eCommerce fraud protection software.
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reCAPTCHA is a free security service that protects your websites from spam and abuse.
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Signifyd is a SaaS-based, enterprise-grade fraud technology solution for e-commerce stores.
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Cloudflare's service for any company to replace CAPTCHAs and deliver a better experience to web visitors.
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