Comparison

Cat® GRADE Assistant vs MSA4X4 Switch Panel

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

Cat® GRADE Assistant

Features

Read full description

GRADE Assistant is designed to deliver user assistance information to the busy machine operator in the field, in the office, or at home. The Grade Assistant provides a great companion for Cat GRADE to boost your site productivity. Features: Instant access to what you are looking for using context sensitive QR codes within Cat GRADE. Provides documentation for multiple versions of Cat GRADE. Access content while offline. Instructional videos.

About

MSA4X4 Switch Panel

Features

Read full description

MSA4X4 Switch Panel App can use bluetooth to connect our physical switch device and control it You can use our product to control electrical appliances like lights in the car On the app, you can customize the color and icon of the switch buttons, set the personality background

Screenshots

Cat® GRADE Assistant4 screens

MSA4X4 Switch Panel4 screens

Verdict

The call

The clearest difference is update cadence: MSA4X4 Switch Panel at every 3 months against Cat® GRADE Assistant's every 8 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Cat® GRADE Assistant ships an update every 8 months, MSA4X4 Switch Panel every 3 months. Both last shipped on September 20, 2026.

Scorecard1 real difference · 5 level

Cat® GRADE Assistant versus MSA4X4 Switch Panel: the parameters behind the verdict, then further details
Parameter	Cat® GRADE Assistant	MSA4X4 Switch Panel
Price	Free	Free
Update frequency	Every 8 months	Every 3 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	14.0 — better	15.6
Further details — not scored
Size	38 MB	25 MB
Age rating	+4	4+
Developer	Caterpillar Inc.	德伟何

In-app purchases

None

Cat® GRADE Assistant

No in-app purchases

None

MSA4X4 Switch Panel

No in-app purchases

Questions

Is Cat® GRADE Assistant free?

Cat® GRADE Assistant is free to download, with no in-app purchases.

Is MSA4X4 Switch Panel free?

MSA4X4 Switch Panel is free to download, with no in-app purchases.

Do Cat® GRADE Assistant or MSA4X4 Switch Panel have ads?

Neither Cat® GRADE Assistant nor MSA4X4 Switch Panel shows ads.

Which is updated more often, Cat® GRADE Assistant or MSA4X4 Switch Panel?

Cat® GRADE Assistant ships an update every 8 months, and MSA4X4 Switch Panel every 3 months. Most recently, Cat® GRADE Assistant was updated on September 20, 2026 and MSA4X4 Switch Panel on September 20, 2026.