# Pecora Calculator vs SealMaster

The clearest difference is rating: Pecora Calculator at 4.8 against SealMaster's 2.3. Pecora Calculator also leads on update cadence (every 10 months vs every 51 months) and iOS requirement (12.0 vs 14.0). SealMaster's advantage is ratings volume (16 vs 5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Pecora Calculator holds the better App Store score, 4.8 against 2.3. Both are backed by a comparable volume of ratings — 5 and 16 respectively.

Pecora Calculator ships an update every 10 months, SealMaster every 51 months. The most recent releases landed on June 11, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Pecora Calculator | SealMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/pecora-calculator/id1035535549/reviews)** | [2.3 (16 ratings)](https://appshunter.io/ios/app/sealmaster/id1578671615/reviews) |
| Number of ratings | 5 | **16** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 51 months |
| Monetization | Free | Free |
| Size | 29 MB | 442 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Pecora Corporation](https://appshunter.io/developer/1035535548) | [Thorworks Industries Inc](https://appshunter.io/developer/855377125) |

## What reviewers say

### Pecora Calculator

[App page](https://appshunter.io/ios/app/pecora-calculator/id1035535549)

This mobile tool simplifies estimating sealant and coating quantities for projects. Save and access project details easily with the 'My Projects' feature, keeping your data readily available.

**Highlights:** Estimate sealant and coating quantities, Save and review project data, Mobile project management, Fast and simple calculations

**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 Pecora Calculator free?

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

### Is SealMaster free?

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

### Which has better reviews, Pecora Calculator or SealMaster?

Pecora Calculator is rated higher. Pecora Calculator averages 4.8 out of 5 from 5 ratings, while SealMaster averages 2.3 from 16 ratings.

### Do Pecora Calculator or SealMaster have ads?

Neither Pecora Calculator nor SealMaster shows ads.

### Which is updated more often, Pecora Calculator or SealMaster?

Pecora Calculator ships an update every 10 months, and SealMaster every 51 months. Most recently, Pecora Calculator was updated on June 11, 2026 and SealMaster on June 1, 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.*