MApp™ vs Breaker Box
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MApp™
This utility app connects to specific Bluetooth-enabled multi-meters, allowing users to safely record, graph, and document electrical measurements from a distance. It enables the creation of customized reports with notes, pictures, and GPS locations, which can then be emailed.
- Bluetooth connectivity with multi-meters
- Remote measurement recording
- Data graphing and analysis
- Customizable reports with notes and pictures
- GPS location tagging
- Email report generation
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Southwire’s new MApp™ mobile app works with our new Bluetooth® enabled 15190T MaintenancePRO™ multi-meter and 23090T MaintenancePRO™ clamp meter. This system is like having an electrician’s helper with you at all times. Not only does the app allow you to safely stand back from hazardous situations like arc flash, it also provides you with one of the most powerful documentation tools you will ever need. The app lets you record and graph measured values, set high or low alarms, attach notes, pictures, and even a GPS location to your measurements. You can choose to use any combination of these features to customize a complete report about your job and email it back to the office with the press of a button.
Breaker Box
Easily create custom electrical panel legends. Label phases with colors, tandem breakers, and 3-pole breakers. Print legends in exact sizes for sleeves or door taping.
- Create custom panel legends
- Label phases with color
- Support for tandem breakers
- Support for 3-pole breakers
- Print legends in exact sizes
- Print for sleeves or door taping
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Stop guessing which breaker controls what. Whether you're a homeowner mapping a single panel or an electrician documenting multiple buildings, Breaker Box gives you a complete directory for every circuit — and lets you print a professional legend to match. LABEL EVERY CIRCUIT Assign notes, rooms, and fixtures to each breaker. Tandem splits, multi-pole circuits, GFCI outlets, and HACR systems all supported. Track wire gauge and size. Use custom phase colors for 1-, 2-, and 3-phase panels. ORGANIZE BY ROOM Link circuits to the rooms and fixtures they control — so you always know which breaker to flip, in seconds. PDF LEGENDS Export to PDF, sized to fit a panel sleeve or tape to the door. Adjust font scale per label for a professional result. MULTI-PANEL SUPPORT Manage multiple panels across one or more properties. Link breakers to sub-panels. PRO FEATURES • Unlimited panels • PDF export with custom print sizes • Cloud sync across all your devices • Custom fixture types and unlimited rooms • Import and export for client handoffs and device transfers BACKUP & RESTORE Automatic backups and cloud management keep your data safe. Every circuit, documented.
Screenshots
Verdict
The clearest difference is rating: Breaker Box at 4.4 against MApp™'s 3.5. Breaker Box also leads on update cadence (every 10 days vs every 56 months) and review sentiment (78% vs 50%). MApp™'s advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement 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. Breaker Box sells 1 one-off in-app purchase. MApp™ asks for nothing beyond the download.
Breaker Box holds the better App Store score, 4.4 against 3.5. That said, the two scores are not equally well evidenced: Breaker Box has 106 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 50% of MApp™'s written reviews are positive against 78% of Breaker Box's.
MApp™ ships an update every 56 months, Breaker Box every 10 days. Both last shipped on October 15, 2026.
| Parameter | MApp™ | Breaker Box |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (6 ratings) | 4.4 (106 ratings) — better |
| Positive reviews | 50.0% of reviews | 77.8% of reviews — better |
| Number of ratings | 6 | 106 — better |
| Update frequency | Every 56 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 10 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Southwire Company | Brett Pappas |
Customer experience
MApp™
Breaker Box
In-app purchases
MApp™
No in-app purchases
Breaker Box
- Lifetime Pro License$9.99








