Spread Rate Calculator vs PennDOT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spread Rate Calculator
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Leading the world in the manufacturing of high precision asphalt maintenance equipment and in customized asphalt systems BearCat has built a reputation for being the premiere choice for computer controlled asphalt and aggregate spread systems.
PennDOT
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The Commonwealth of Pennsylvania Department of Transportation (PennDOT) Sample Identification (Sample ID) app enables construction inspectors and materials engineers to submit requests to have their samples tested by the materials lab (LTS). Users can log in to app using their CWOPA credentials to create new requests, view the results of previous tests or receive notification when a sample has been tested.
Screenshots
Verdict
The clearest difference is update cadence: PennDOT at every 14 months against Spread Rate Calculator's every 59 months. Spread Rate Calculator's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.0). On price, ads and in-app purchases 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.
Spread Rate Calculator ships an update every 59 months, PennDOT every 14 months. The most recent releases landed on September 18, 2026 and September 15, 2026 respectively.
| Parameter | Spread Rate Calculator | PennDOT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 59 months | Every 14 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 8.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 211 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | BearCat Mfg | Executive Office of The Commonwealth of Pennsylvania |
In-app purchases
Spread Rate Calculator
No in-app purchases
PennDOT
No in-app purchases
Questions
Is Spread Rate Calculator free?
Is PennDOT free?
Do Spread Rate Calculator or PennDOT have ads?
Which is updated more often, Spread Rate Calculator or PennDOT?
Other comparisons
