PMI View vs SWI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PMI View
This application provides a platform for viewing and analyzing power quality data from field devices. It allows real-time inspection of waveforms, vector diagrams, harmonics, and meter readings. Recordings can be easily downloaded, inspected, and exported.
- Real-time waveform viewing
- Vector diagram analysis
- Harmonics inspection
- Meter readings
- Downloadable recordings
- Exportable data
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Power Monitors’ PMI View is the premiere way to view and analyze power quality data. PMI View is a powerful platform to collect, analyze, and inspect field devices connected through direct wifi connections or TCP. PMI View allows you to see the live waveforms, vector diagrams, harmonics, and meter readings in real time. Recordings can be downloaded, inspected, and exported with ease. Step into the next generation of power quality software.
SWI
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Companion app for Systems With Intelligence IoT solutions, access features of the web IoT dashboard from the convenience of your phone
Screenshots
Verdict
The clearest difference is update cadence: PMI View at every 2 months against SWI's every 4 months. SWI's advantage is iOS requirement (15.1 vs 18.0). 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.
PMI View ships an update every 2 months, SWI every 4 months. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.
| Parameter | PMI View | SWI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 242 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Power Monitors, Incorporated | System With Intellgence Inc |
In-app purchases
PMI View
No in-app purchases
SWI
No in-app purchases
