Comparison

OpenCV Face Recognition vs GREMP

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OpenCV Face Recognition

This business-focused application offers advanced face recognition capabilities for verification and identification using deep-learning algorithms. It includes robust anti-spoofing measures and simplifies person enrollment. The service is available via a SaaS subscription for API integration.

Highlights
  • Face verification and identification
  • Deep-learning algorithms
  • Anti-spoofing detection
  • Person enrollment
  • API integration
Read full description

Welcome to OpenCV Face Recognition App! Important Usage Information: - This app requires an account using a business email address and is not available for personal use. - Essential permissions include internet and camera access for functionality. - To integrate API with your application, visit the Developer Portal at https://opencv.fr/ with your login details. Key Features: 1. Face Verification & Identification: This app uses NIST's Top 10 deep-learning FR algorithms for accurate face verification (i.e., verify a person against a reference photo) and face identification (i.e., identify a person from the enrolled faces). 2. Anti-Spoofing Checks: This app uses the world's best anti-spoofing detection. It achieved an Attack Presentation Classification Error Rate (APCER) of 0% and is certified with iBeta Level 1 and 2. It detects if a person is spoofing with a single RGB image. 3. Person Enrollment: This app enables enrolling a new person to be as easy as taking a picture, streamlining the process with ease and efficiency. OpenCV Face Recognition runs SaaS model subscription for users to use API. We just want you to visually understand what our Face Recognition API features are. See our Privacy Policy and Terms and Conditions (link below) to learn more about information (i.e. face data, personal data etc) we handle. Privacy policy: https://developer.opencv.fr/ui/#/privacy-policy Terms and conditions: https://developer.opencv.fr/ui/#/terms-and-conditions Seventh Sense deeply values customer privacy, we are externally GDPR-certified and PDPA-compliant. Please download our GDPR certificate at: https://drive.google.com/file/d/1B6ZnTPH6VBUYCZCQbgmck-qaRSeTpS3p/view?usp=sharing

About

GREMP

Features
Read full description

GREMP is a mobile app designed to revolutionise attendance management for Global Reach. Key Features: Effortless Attendance Marking: Mark attendance with ease using your smartphone's location services and secure facial recognition. Global Reach: GREMP is built for a global workforce, ensuring seamless functionality regardless of location. Real-Time Accuracy: Location verification and facial recognition minimise the risk of buddy punching and ensure accurate attendance records. Transparency for Employees: Access your complete attendance history and detailed reports directly through the app. Data-Driven Insights: Empower informed decision-making with comprehensive attendance reports for managers. Benefits: Improved Efficiency: Automate attendance tracking and free up valuable HR resources. Enhanced Security: Reduce the potential for fraud with location verification and facial recognition. Increased Convenience: Empower employees to easily mark attendance and access their records on the go. Global Accessibility: Ensure a consistent and user-friendly experience for your international workforce.

Screenshots

OpenCV Face Recognition4 screens
GREMP4 screens

Verdict

The call

The clearest difference is iOS requirement: OpenCV Face Recognition at 12.0 against GREMP's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on June 8, 2026 and May 17, 2026 respectively.

Scorecard1 real difference · 9 level
OpenCV Face Recognition versus GREMP: the parameters behind the verdict, then further details
ParameterOpenCV Face RecognitionGREMP
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationSubscription—
DevicesiPhone, iPod — betteriPhone
Requires iOS12.0 — better18.0
Further details — not scored
Size59 MB107 MB
Age rating4+17+
DeveloperSeventh Sense Artificial Intelligence Private LimitedUnica Solutions Private Limited

In-app purchases

None

OpenCV Face Recognition

No in-app purchases

None

GREMP

No in-app purchases

Questions

Is OpenCV Face Recognition free?
OpenCV Face Recognition is free to download, with no in-app purchases.
Is GREMP free?
GREMP is free to download, with no in-app purchases.
Do OpenCV Face Recognition or GREMP have ads?
Neither OpenCV Face Recognition nor GREMP shows ads.
Which is updated more often, OpenCV Face Recognition or GREMP?
OpenCV Face Recognition ships an update every 3 weeks, and GREMP every 3 weeks. Most recently, OpenCV Face Recognition was updated on June 8, 2026 and GREMP on May 17, 2026.

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