Precision Plex vs Lippert Diagnostics
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Precision Plex
Control your RV's electronics remotely using your smartphone or tablet. Monitor and manage lights, levels, slides, awnings, generator, water systems, and fans. Requires a compatible RV with the Precision Plex and Wireless Module system.
- Control RV lights
- Monitor tank and battery levels
- Operate slides and awnings
- Manage generator functions
- Control water pump and heaters
- Adjust fan settings
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Precision Plex - Wireless allows control of your RV electronics using your phone or tablet. If your RV is equipped with the Precision Plex system and Wireless Module module, this app allows you to use your phone or tablet to monitor and control many functions including; Lights (On/Off and Dimmers) Levels (water, battery voltages) Slides and Awnings (Caution – operates moving rooms and awnings. Use with care and visibility of moving mechanisms.) Generator (start, stop, hour meter) Water Pump and Water Heaters Fans Requires RV manufactured with Precision Plex and Wireless Module by Precision Circuits Inc.
Lippert Diagnostics
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The Lippert Diagnostics app allows users to connect to a device and read the Diagnostic Trouble Codes (DTCs) from the device. DTCs will enable users to troubleshoot why a device does not function correctly. Users can scan QR codes to connect to a device. The diagnostic app will then show a user the number of active trouble codes on that device and inactive trouble codes.
Screenshots
Verdict
Precision Plex and Lippert Diagnostics are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Precision Plex ships an update every 4 months, Lippert Diagnostics every 3 months. The most recent releases landed on August 17, 2026 and September 17, 2026 respectively.
| Parameter | Precision Plex | Lippert Diagnostics |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (7 ratings) — better | — |
| Positive reviews | 21.3% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 41 MB | 328 MB |
| Age rating | 4+ | 4+ |
| Developer | Precision Circuits, Inc. | Lippert Components, Inc. |
Bugs and requests
Precision Plex
Reported bugs
22 issues- Driver's lights randomly turn on
- Loses pairing frequently
- No AC control
- No control beyond 5 feet
- App broken after updates
Show 17 moreShow fewer
- App doesn't open
- App crashes immediately
- Black screen after update
- Model not found
- Encryption insufficient error
- Won't pair after initial setup
- App crashes when selecting temperature
- App crashes when selecting utilities
- App shuts down on water pump icon
- Bluetooth won't stay connected
- App aborts when loading iOS 13.5.1
- App crashes when trying to pair
- No signal from RV
- App shuts down on water pump icon
- App crashes when opening
- App refuses to pair after upgrade
- App doesn't pair, no remote control
Requested features
8 requests- Add AC/HVAC control
- Add temperature control
- Add vertical/portrait mode
- Add multi-user mode
- Add generator control
Show 3 moreShow fewer
- Add AGS programming
- Update UI and response time
- Support for newer models
Lippert Diagnostics
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Precision Plex
No in-app purchases
Lippert Diagnostics
No in-app purchases
Questions
Is Precision Plex free?
Is Lippert Diagnostics free?
Do Precision Plex or Lippert Diagnostics have ads?
Which is updated more often, Precision Plex or Lippert Diagnostics?
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