Less EMF is the only EMF app that goes beyond detection. Measure electromagnetic fields with your phone, learn what the readings mean, then shop real shielding solutions shipped to your door — all in one app.

Built by Less EMF (lessemf.com), the leading EMF shielding supplier since 1996.

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EMF METER & GAUSSMETER
Turn your phone into an EMF detector. The built-in gaussmeter measures AC magnetic fields in real time using your device's magnetic sensor. Walk through your home, office, or anywhere — simple visual gauge, no expertise required.

Every reading connects to practical next steps and real products that solve the problem.

HOME EMF ASSESSMENT
Our guided room-by-room checklist walks you through your bedroom, kitchen, office, nursery, and living spaces. Identify issues with wiring, appliances, routers, and smart devices. Track progress and revisit anytime.

RF STATUS MONITOR
See which wireless radios are active on your device at a glance — Wi-Fi, cellular, and location services on one screen.

SHIELDING PRODUCTS
Browse our full catalog of professional-grade shielding, shipped from Latham, NY:

• RF shielding fabrics — curtains, canopies, material by the yard
• Conductive shielding paint for walls and ceilings
• Shielding clothing — hats, shirts, undergarments with silver fiber
• Magnetic shielding alloys — foils and sheets
• EMF meters and professional detectors
• Grounding kits and accessories
• Phone cases, router guards, laptop shields
• Window film and door gasket shielding

Detailed specs, customer ratings, live pricing. Secure checkout. Ships to 40+ countries.

ARTICLES & EDUCATION
• Reducing screen time and managing device usage
• Understanding app permissions and privacy
• Wi-Fi safety and home network best practices
• EMF glossary — understand what you measure and what each material blocks

Clear, actionable, jargon-free.

YOUR ACCOUNT
Sign in with your lessemf.com account to view order history, track shipments, manage addresses, and reorder easily. Your cart syncs between the app and website automatically.

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THE COMPLETE EMF TOOLKIT

Detect → Understand → Shield → Verify

Detect: Measure AC magnetic fields with the built-in gaussmeter.
Understand: Learn what readings mean through articles and our EMF glossary.
Shield: Purchase professional shielding direct from the manufacturer.
Verify: Re-measure after installation to confirm the reduction.

From first reading to verified protection — all in one app, backed by nearly 30 years of expertise.

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YOUR DATA IS SHIELDED TOO

A company that sells shielding should practice what it preaches.

✓ No ads — ever
✓ No analytics tracking or behavioral profiling
✓ No third-party data sharing
✓ No device fingerprinting
✓ All data encrypted in transit
✓ In-app browsing blocks tracking scripts automatically
✓ No account required to browse, read, or use any tool

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ABOUT LESS EMF
Trusted source for EMF shielding since 1996. We manufacture and distribute shielding fabrics, paints, clothing, meters, and accessories to customers and professionals in 40+ countries.

lessemf.com | lessemf@lessemf.com | +1-518-608-6479

Detect, learn, protect, and shop with confidence.