MAVIN Meters vs Polyguard Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MAVIN Meters
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Registering utility meter readings and consumption values into LightStay is now easier with MAVIN Meters. During your scheduled meters and building inspections, use your smartphone and the MAVIN Meters app to unlock all the benefits of tracking and monitoring your energy and water consumption data. Stop recording utility meter consumption data on written notes and transferring values to LightStay later. With the MAVIN Meters app you will be able to save this information on the spot and very easily. Use the MAVIN Meters App following these simple steps: 1- Walk to the utility meter you want to register data from. 2- Use your camera and scan a QR Code provided by ei3 which contains information about that specific meter. 3- Type the numbers you see on the utility meter display. 4- You’re done! Your meter data is now stored into LightStay and can be used for reports, consumption alerts and monitoring. Benefits of using the MAVIN Meters App: 1- Take immediate corrective actions in your building as you will receive alerts for abnormal energy and water consumption when you register data with the MAVIN Meters App. 2- Verify the performance of efficiency retrofits, as well as energy and water consumption reduction projects done in your property by monitoring your utility consumption with the MAVIN Meters App. 3- Generate energy and water consumption reports in LightStay using the data you registered through the MAVIN Meters App. Enrolling to the MAVIN Meters App is simple: 1- Express your interest on the MAVIN Meters App by contacting mavin.support@ei3.com 2- A client support specialist will guide you through the purchasing process for this service, as well as ask you basic information about your utility meters to provide you with the QR Codes to paste close to your meter’s display. 3- Once ei3 configures your account you are ready to use the MAVIN Meters App!
Polyguard Mobile
This app provides real-time identity verification for video calls and meetings, ensuring participants are who they claim to be. It's designed for businesses to prevent fraud and enhance trust in remote communication, especially during hiring and sensitive discussions.
- Real-time identity verification
- Prevent interview fraud
- Verify participant identity
- Secure sensitive information
- Proof of attendance for audits
- Biometric data stays on device
- End-to-end encryption
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Prove Yourself. Without Compromise. When you apply for a job, join a high-stakes call, or contact a help desk, the other side now has to wonder whether you're real. Synthetic faces, stolen profiles, and imposter applicants have made everyone suspicious of everyone. Polyguard fixes that for you. Instead of leaving you to be second-guessed or lumped in with fraudsters, it helps you prove you're a real, verified human before the conversation even starts. Verify Once, Trusted Everywhere Each Polyguard proof, from a simple device integrity check to a full government identity document scan, only needs to be done once. Your proofs stay bound to your phone's secure hardware, and are never uploaded. From then on, proving you're you takes just seconds, wherever you go. Where It Matters + When you apply for a job: Sail past fraud screening that snags everyone else. You prove you're a real, authorized applicant up front, so you never get mistaken for an imposter or a sanctioned account. + When you join a meeting or interview: Show your proven identity and authentic location before the conversation starts, so the people on the other side know it's really you and you can get straight to business. + When you call a help desk: Skip the security-question runaround. Give instant proof of who you are before a reset, escalation, or access request, and get what you need without the friction. How It Works + Quickly verify your device, just once. + When identity matters, respond to a secure Polyguard prompt by link, QR, or in-flow request. + Your identity is confirmed in seconds. + The other side gets instant, tamper-proof confirmation that you're a verified human… not copies of your personal data. You don’t need an account with Polyguard or anyone else to use this app, and there’s no complex setup. Privacy by Design Polyguard is built on zero-trust principles, for people who treat consent and control as non-negotiable. + Hardware-backed identity proofs + No tracking, no profiling, no persistent identifiers + Compliant with GDPR, CCPA, and other global privacy standards + If you choose to complete a full document verification, your biometric data stays on your phone, encrypted and where you can control it Recognized By + Fast-scaling startups and regulated enterprises + Recruiting agencies and staffing platforms + Wealth managers, law firms, and M&A teams + Defense, aerospace, and critical infrastructure Detection has peaked. As generative models improve, every tool that tries to spot fakes degrades, and real people get caught in the dragnet alongside the fakes. Prevention doesn't play that game. By proving your real identity and authentic location at the moments that matter, Polyguard takes you out of the suspect pool entirely.
Screenshots
Verdict
The clearest difference is device support: MAVIN Meters at 3 against Polyguard Mobile's 1. MAVIN Meters also leads on iOS requirement (11.0 vs 17.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MAVIN Meters ships an update every 9 days, Polyguard Mobile fortnightly. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.
| Parameter | MAVIN Meters | Polyguard Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Number of ratings | — | 4 — better |
| Update frequency | Every 9 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 24 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | Ei3 Corporation | t-zero Security Inc. |
In-app purchases
MAVIN Meters
No in-app purchases
Polyguard Mobile
No in-app purchases







