# Spread Rate Calculator vs SealMaster

The clearest difference is iOS requirement: Spread Rate Calculator at 8.0 against SealMaster's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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, SealMaster every 51 months. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Spread Rate Calculator | SealMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.4 (17 ratings)](https://appshunter.io/ios/app/sealmaster/id1578671615/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 59 months | **Every 51 months** |
| Monetization | — | Free |
| Size | 211 MB | 442 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [BearCat Mfg](https://appshunter.io/developer/1437293606) | [Thorworks Industries Inc](https://appshunter.io/developer/855377125) |

## What reviewers say

### Spread Rate Calculator

[App page](https://appshunter.io/ios/app/spread-rate-calculator/id1437293607)

**Features:** macOS Compatibility

**In-app purchases:** none


### SealMaster

[App page](https://appshunter.io/ios/app/sealmaster/id1578671615)

This app provides essential tools for pavement maintenance professionals. It includes material calculators for various sealants and paints, weather forecasts, and a locator for nearby stores. Users can also access technical and safety data sheets.

**Highlights:** Material calculators, Weather forecasts, Store locator, TDS and SDS access, SealMaster.net integration

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Spread Rate Calculator free?

Spread Rate Calculator is free to download, with no in-app purchases.

### Is SealMaster free?

SealMaster is free to download, with no in-app purchases.

### Do Spread Rate Calculator or SealMaster have ads?

Neither Spread Rate Calculator nor SealMaster shows ads.

### Which is updated more often, Spread Rate Calculator or SealMaster?

Spread Rate Calculator ships an update every 59 months, and SealMaster every 51 months. Most recently, Spread Rate Calculator was updated on October 6, 2026 and SealMaster on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*