7 Best ID Verification Tools I Recommend For End-to-End Security

In this article, G2 features Incode as one of the top identity verification software platforms, recognizing its AI-driven biometrics, advanced liveness detection and real-time fraud prevention capabilities. The report highlights Incode’s strength in accuracy, usability and enterprise scalability as organizations face rising deepfake and synthetic identity threats.

Read the transcription of this article, published by G2 on September 26, 2025.

7 Best ID Verification Tools I Recommend For End-to-End Security

Recently, I couldn’t log into a critical system at work, and after what felt like a hundred failed attempts, I turned to the IT team for help. Don’t we all, right? They mentioned they’d been using one of the best identity verification software to manage access and couldn’t stop raving about how it made security easier and more reliable.

Naturally, I thought, "What’s all this hype about?" Why was it so crucial that I couldn’t just log in after a few tries? And why was I being asked to authenticate myself every single time?

Curious (and a little frustrated), I decided to dig deeper myself. So, I Googled it, because, let’s face it, we go there for everything (we even use GPT now, apparently!). But I was bombarded with conflicting information that left me even more confused. That’s when I turned to G2 reviews to get a clearer picture of what these tools were actually offering. If you’re in IT or security, you know that identity verification software does far more than just secure logins. It helps prevent fraud, streamlines onboarding, and strengthens overall security protocols.

Based on real user reviews, I’m sharing my findings to help you cut through the noise and find the right identity verification software for your organization.

7 best identity verification software: My picks for 2025

1. Incode: Best for fast, seamless biometric identity verification. Known for high-speed biometric checks and a smooth user experience. (pricing available on request)
2. Sumsub
3. iDenfy
4. Mastercard Identity Review 360
5. Onfido
6. SheerID
7. Ondato

* These identity verification tools are top-rated in their category, according to G2's Spring 2025 Grid Report. I’ve also added their pricing to make comparisons easier for you.

My top 7 identity verification software recommendations for 2025

The stakes keep rising. The digital ID verification checks are forecast to reach 86 billion in 2025, and why wouldn't they, when the average identity fraud rate across verifications was 2.5% in 2024.

The best identity verification software simplifies the process of securely authenticating users while reducing fraud and enhancing security.  With features like biometric authentication, real-time identity checks, and fraud detection, these tools help businesses proactively prevent unauthorized access, ensuring a seamless and secure experience for both businesses and users.

How did I find and evaluate the best identity verification software?

By analyzing G2 reviews and G2’s Grid Reports, I thoroughly understood each identity verification tool's features, ease of use, and overall value. I relied on verified reviews from IT professionals with hands-on experience to confirm my findings.

I also leveraged AI to identify patterns in user feedback, ensuring I captured a diverse range of perspectives on the software’s effectiveness in preventing fraud, streamlining authentication processes, and enhancing security. The visuals in this article may include a mix of screenshots from G2 reviews and vendor-provided images.

By combining insights from G2 with expert feedback, I’ve compiled a list of the best identity verification software to help you choose the right solution for your organization’s needs.

What makes identity verification software worth it: My opinion

When evaluating the leading identity authentication software solutions, I focus on several key features to determine their effectiveness for IT and security teams:

• User authentication efficiency: A good identity verification tool should streamline the login and authentication process, minimizing friction for legitimate users while maintaining high security. I assess how quickly and seamlessly the software can authenticate users via various methods like biometrics, two-factor authentication (2FA), or device recognition. The system should be fast and intuitive, reducing the number of steps without compromising security.
• Fraud prevention and detection: Identity verification software aims to prevent identity theft. I evaluate how the software uses advanced algorithms, AI, or machine learning models to detect fraudulent activities in real time. To verify authenticity, does it cross-check multiple data points like government IDs, social media profiles, and email addresses? I also assess whether the system provides adaptive measures, such as challenging users with extra layers of authentication if it detects suspicious activity.
• Compliance and regulatory standards: A reliable identity verification solution should comply with industry standards and regulations such as GDPR, CCPA, and KYC/AML requirements. I check whether the software provides built-in compliance features, ensuring businesses stay aligned with data privacy laws and regulatory obligations. The ability to generate audit logs and reports for legal and audit purposes is another feature I consider crucial.
• Ease of integration: The best identity verification software should seamlessly integrate with your existing systems, such as customer databases, CRM platforms, or mobile apps. I test how easily the tool connects with other applications via APIs or pre-built integrations. A smooth, low-code implementation process ensures minimal disruption to business operations.
• Scalability and flexibility: As businesses grow, their identity verification needs can evolve. I evaluate how well the software scales to accommodate increased users or data while maintaining performance. Additionally, I assess the customization options available, like adjusting the authentication method for different user groups or integrating region-specific security requirements.
• Real-time updates and monitoring: Identity verification tools should offer real-time monitoring of user data and authentication events. I check whether the system provides dashboards that display live metrics and alert administrators to potential issues. The ability to track user verification status and gain insights into fraud patterns can help businesses act swiftly and efficiently.

The list below contains genuine user reviews from our best identity verification software category page. To qualify for inclusion in the category, a product must:

• Offer multiple identity and credential verification methods
• Verify documents, such as ID cards
• Perform analysis on the data provided by the user to determine risk

This data was pulled from G2 in 2025. Some reviews have been edited for clarity.

1. Incode: Best for fast, seamless biometric identity verification

Based on my review of G2 user feedback, customer support consistently stands out as one of Incode’s strongest assets. I’ve come across multiple reviews where users describe the customer success team not just as responsive, but as proactive strategic partners. Many reviewers highlight the value of thoughtful, scenario-specific advice during both onboarding and later stages, like user flow modifications.

One detail I see frequently mentioned is how Incode's team helps customers understand the downstream impact of changes, enabling more efficient onboarding without compromising security. That level of consultative support is rare, and users clearly appreciate it.

Users often praise the tool’s real-world performance in age verification, estimation, and liveness detection. Several G2 reviewers recommend it for mobile app identity checks, noting its fast and accurate results even in low-light settings, with screen glare, or on budget smartphones.

Users often speak highly of the tool’s performance under real-world conditions about age verification. In fact, according to G2 Data, 100% of G2 users who mentioned online age verification highlighted this feature positively across reviews.

From what I’ve seen, G2 reviewers find this consistency to be a major advantage, especially for companies operating in less-than-ideal environments. The reliability of these features gives users confidence in their day-to-day operations. 

According to many users, Incode’s proprietary biometric technology is a standout capability. Unlike vendors that rely on white-labeled solutions, Incode has built its models in-house, and G2 reviewers seem to value that.

I frequently see mentions of this, allowing users to connect directly with engineers when customizations are needed. The combination of innovation and technical access appears to be a winning formula for teams looking for flexibility and strong performance in biometric identity verification.

What I like about Incode:

I’ve seen G2 users consistently praise the customer support team for being proactive and offering tailored onboarding help. I’ve read reviews where users highlight how well the tool performs for age verification, even in poor lighting or on low-end devices.

What G2 users like about Incode:

"Incode has provided a fully white-labeled solution for onboarding end users for some of my biggest clients. The technology is excellent, with one of the industry's lowest rates of false negatives, even outperforming companies that manually verify user identities. Incode has been an easy choice for us with no human error, a hands-on implementation team, and the best fraud prevention metrics!" -Incode Review, Mario M.

More about G2

G2 is one of the world’s leading software review platforms, trusted by millions of professionals seeking unbiased, user-driven insights on the best technology solutions across industries. Through verified reviews, market reports and category rankings, G2 helps businesses make informed decisions about the tools that power their digital operations and security ecosystems.

Read the full article here and learn more about Incode G2's reviews in this link.