Breaker Box: Panel Directory

In-app purchases
4.3
105 reviews
Content rating
Everyone
10K+
Downloads
Content rating
Everyone
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About this app

Stop guessing which breaker controls what.

Every home and building has an electrical panel. Most have a label stuck inside the door that's illegible, incomplete, or wrong. Breaker Box changes that — giving you a digital directory of every circuit, organized by room, and printable as a professional legend.

LABEL EVERY CIRCUIT
Assign notes, rooms, and fixtures to each breaker. Every breaker type is supported: tandem splits, multi-pole (1-, 2-, and 3-pole), GFCI, and HACR. Track wire gauge and size per circuit. Set custom phase colors for single-phase and three-phase panels.

ORGANIZE BY ROOM
Map every circuit to the rooms and fixtures it powers. When someone asks "which breaker controls the master bath GFI?", you'll have the answer instantly.

PDF LEGENDS & PRINT
Export a panel legend as a PDF sized to fit a sleeve insert or tape inside the door. Adjust font scale per breaker for a clean, professional result.

MULTI-PANEL SUPPORT
Manage multiple panels across one or more properties. Link breakers to sub-panels.

PRO FEATURES
Upgrade once with a lifetime license. Pro unlocks:
• Unlimited panels
• PDF export with custom print sizes
• Cloud sync across all your devices
• Custom fixture types and unlimited rooms

BACKUP & RESTORE
Automatic backups keep your data safe. Export for client handoffs or device transfers.

The panel legend that should have been there when the house was built.
Updated on
Jul 26, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Ratings and reviews

4.3
99 reviews
Keith Pickering
July 17, 2026
Super cool. Does what it's supposed to. I would love a sort of grouping or branching system to link fixtures together. For example I can add a Switch and a Receptacle on the same circuit, but the app provides no option to explicitly link them together and clarify the switches' functionality. Junction box documentation would be cool too. Automatic box fill calculation would be amazing! But I'm being pedantic.
1 person found this review helpful
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Craig Lawton
May 3, 2025
Loved the app. My issue with it is that it does not sync across platforms ios to android or vice versa. It would be great to be able to purchase app and use across platforms with a user name and password. Unfortunately, this is not the case. Husband and wife will have separate accounts with their devices and would not be able to sync the data between.
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Brett Pappas
May 15, 2025
The cloud sync does let you sync across platforms like you are wanting. You can use one login across all android and iOS devices. The only requirement is to purchase a pro version for each platform since the Playstore and AppStore does not share purchase information.
Jose Bibiloni
February 18, 2024
The application's UI/UX is great. I would give it a perfect score and consider purchasing the pro version if it included a cloud storage and automatic backup feature. I previously used an app that is no longer available that allowed for manual backups, but I frequently lost all of my data when switching phones because I would forget to manually back up and transfer the saved data. An automatic backup would ensure that the file is transferred to the new device, and I can then manually restore it.
16 people found this review helpful
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Brett Pappas
February 18, 2024
Thanks for your feedback. I agree that the app needs a cloud sync feature, it currently exists for iOS but I am still working on it for Android. This should be ready to go in the next 2-4 weeks. I can update you when it is released.

What’s new

• Back up all your data to a single file and restore it later
• Share individual panels with other Breaker Box users
• Open panel and backup files directly from Files, Mail, or Messages
• Name each space of a linked breaker separately
Content rating
Everyone
Learn more

App support

About the developer
Brett Pappas
brett@3labs.app
120 Pescador Pl Nokomis, FL 34275-1017 United States

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