Cat® Power OnSite vs SEM eSalesTool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cat® Power OnSite
Connect to your engine wirelessly to transfer data to your mobile device. This app helps maximize the value of your assets, regardless of fleet size or digital experience. Requires a specific dongle to function.
- Wireless engine data transfer
- CAN/J1939 data link connection
- Maximize asset value
- Fleet management support
- Requires specific dongle
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Use the Caterpillar Power OnSite app and dongle to connect with your engine via the CAN/J1939 data link to wirelessly transfer data to your mobile device. Caterpillar created the Power OnSite app specifically for customers to provide information to help you get the most value from your Caterpillar solution. No matter the size of your fleet or level of experience with digital technology, the Power OnSite app will help you maximize the value of your assets. "Requires Cat Part Number 572-8499". This part can be ordered from this link : https://shop.cat.com/en/usa-parts/572-8499 (Buy direct within U.S) https://parts.cat.com/en/catcorp/572-8499 (Outside U.S - purchase through dealer) App requires access permissions to BlueTooth and Location.
SEM eSalesTool
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The main purpose of this e-SalesTool is to empower SEM Dealer sales team with right information to provide customers on the spot in-depth SEM product views, to improve customer's consideration for SEM products. This tool enables Provide customers short videos of the product, compare product specifications, listen to existing customers testimonial etc, whenever it is requested.
Screenshots
Verdict
The clearest difference is update cadence: SEM eSalesTool at monthly against Cat® Power OnSite's every 3 months. Cat® Power OnSite's advantage is iOS requirement (13.0 vs 15.0). 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.
Cat® Power OnSite ships an update every 3 months, SEM eSalesTool monthly. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.
| Parameter | Cat® Power OnSite | SEM eSalesTool |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 30 MB | 217 MB |
| Age rating | 4+ | 4+ |
| Developer | Caterpillar Inc. | Caterpillar (Qingzhou) Ltd. |
In-app purchases
Cat® Power OnSite
No in-app purchases
SEM eSalesTool
No in-app purchases
Questions
Is Cat® Power OnSite free?
Is SEM eSalesTool free?
Do Cat® Power OnSite or SEM eSalesTool have ads?
Which is updated more often, Cat® Power OnSite or SEM eSalesTool?
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