RMF Fire vs NEMA Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RMF Fire
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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.
NEMA Guide
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
| Parameter | RMF Fire | NEMA Guide |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 107 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | GHS Companies | Red Zepp LLC |
In-app purchases
RMF Fire
No in-app purchases
NEMA Guide
No in-app purchases
Questions
Is RMF Fire free?
Is NEMA Guide free?
Do RMF Fire or NEMA Guide have ads?
Which is updated more often, RMF Fire or NEMA Guide?
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