Comparison

RMF Fire vs NEMA Guide

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

Head to head
About

RMF Fire

Features
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With our network, you'll always have access to your home's fire and safety devices. Remotely monitor the status of your smoke, CO and other useful sensors throughout the home. Know the condition of all unit's sensor performance and battery levels. Monitor the room temperature of any installed location. Be alerted by text message or email to any ALARM/WARNING situations. Receive maintenance messages to prevent annoying middle of the night alerts. Please note: Only available for use with OmniShield compatible alarms, sensors and devices.

About

NEMA Guide

Features
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Use the NEMA Guide app to quickly identify and cross-reference NEMA plug and receptacle configurations—a must-have tool for electricians and electrical professionals on the job. Whether you're trying to identify an unknown plug or need to confirm the right receptacle for a specific application, this app streamlines the process. Simply search by NEMA number or filter by voltage, amperage, phase, poles, wires, and grounding type to view all matching results. With illustrations and detailed specs for each configuration, to save you time and avoid guesswork on-site. Features: - Search by NEMA configuration number. - Filter by voltage, amperage, phase, poles, wires, and grounding. - Instantly view matching plug and receptacle configurations. - Over 170 high-quality configuration illustrations. - Tap to view detailed specs for each configuration. - Cross-reference plugs and receptacles with ease. - Data is stored locally for quick use in the field or on the job-site.

Screenshots

RMF Fire4 screens
NEMA Guide4 screens

Verdict

The call

The clearest difference is update cadence: NEMA Guide at every 2 days against RMF Fire's every 6 months. RMF Fire's advantage is iOS requirement (15.6 vs 17.6). On price, ads, in-app purchases and device support 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

RMF Fire ships an update every 6 months, NEMA Guide every 2 days. The most recent releases landed on September 15, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 4 level
RMF Fire versus NEMA Guide: the parameters behind the verdict, then further details
ParameterRMF FireNEMA Guide
PriceFreeFree
Update frequencyEvery 6 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.6
Further details — not scored
Size107 MB23 MB
Age rating4+4+
DeveloperGHS CompaniesRed Zepp LLC

In-app purchases

None

RMF Fire

No in-app purchases

None

NEMA Guide

No in-app purchases

Questions

Is RMF Fire free?
RMF Fire is free to download, with no in-app purchases.
Is NEMA Guide free?
NEMA Guide is free to download, with no in-app purchases.
Do RMF Fire or NEMA Guide have ads?
Neither RMF Fire nor NEMA Guide shows ads.
Which is updated more often, RMF Fire or NEMA Guide?
RMF Fire ships an update every 6 months, and NEMA Guide every 2 days. Most recently, RMF Fire was updated on September 15, 2026 and NEMA Guide on September 12, 2026.

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