MISO Mobile vs PTSI Events
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MISO Mobile
Visualize real-time energy market data and grid conditions. Monitor supply, demand, prices, and fuel mix 24/7 with instant system notifications.
- Real-time energy market visualization
- 24/7 grid condition monitoring
- Supply and demand tracking
- Price monitoring
- Fuel mix data
- Real-time system notifications
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Visualize MISO’s world-class energy markets in real time. MISO Mobile enables 24/7 grid condition monitoring, including energy supply and demand, prices, fuel mix, and real-time system notifications.
PTSI Events
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The PTSI Events application is a single source location for events supporting the electrical industry. This app provides attendees of the events it showcases with the needed resources, schedules, documents, and communications supporting industry meetings, online events, conferences, and conventions.
Screenshots
Verdict
The clearest difference is update cadence: MISO Mobile at monthly against PTSI Events's every 6 months. PTSI Events's advantage is iOS requirement (15.5 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.
MISO Mobile ships an update monthly, PTSI Events every 6 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | MISO Mobile | PTSI Events |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (27 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 27 — better | — |
| Update frequency | Monthly — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 17.6 | 15.5 — better |
| Further details — not scored | ||
| Size | 58 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | Midcontinent Independent System Operator, Inc. | Mosaic Learning, Inc. |
In-app purchases
MISO Mobile
No in-app purchases
PTSI Events
No in-app purchases
