Solar Offset for Tesla Energy vs UPECC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solar Offset for Tesla Energy
Forecasts solar production, power consumption, and solar offset for up to 10 days. Helps identify optimal times to charge electric vehicles based on weather and historical data. Requires a Tesla account with Powerwall or Solar installation and a subscription.
- 10-day solar production forecast
- Power consumption prediction
- Solar offset calculation
- Electric car charging optimization
- Weather condition integration
- Tesla Gateway data utilization
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This app calculates a 10-day-forecast for your solar production, power consumption, and the resulting solar offset. So you know if good days to charge your electric car are coming! It uses your production and consumption data as recorded by your Tesla Gateway and the historic and predicted weather conditions for the location you pick. A Tesla account with a Tesla Powerwall or a Tesla Solar installation, and a subscription are required to use this app. You can revoke this app's access to your Tesla products anytime by logging into your Tesla account. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
UPECC
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This is the app that is for use by paid members of the Union of Pilots, Engineers & Cabin Crew. It will be updated in due course to add functionality as we develop it.
Screenshots
Verdict
The clearest difference is in-app purchases: UPECC at none against Solar Offset for Tesla Energy's 3. UPECC also leads on iOS requirement (15.1 vs 18.0). On price, update cadence, ads 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. Solar Offset for Tesla Energy sells 3 in-app purchases, starting at $4.99 per 7 days. UPECC asks for nothing beyond the download.
Solar Offset for Tesla Energy ships an update monthly, UPECC every 5 weeks. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.
| Parameter | Solar Offset for Tesla Energy | UPECC |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (17 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Monthly — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 14 MB | 395 MB |
| Age rating | 4+ | 4+ |
| Developer | Sonne und Haben GmbH | THE UNION OF PILOTS, ENGINEERS & CABIN CREW |
In-app purchases
Solar Offset for Tesla Energy
- 3-Day Trial3 Days trial$4.997 Days
- Monthly Plan3 Days trial$9.991 Month
- Yearly Plan$29.991 Year
UPECC
No in-app purchases
Questions
Is Solar Offset for Tesla Energy free?
Is UPECC free?
Do Solar Offset for Tesla Energy or UPECC have ads?
Which is updated more often, Solar Offset for Tesla Energy or UPECC?
Other comparisons
