# Barricade vs CORE Calculator App

The clearest difference is rating: CORE Calculator App at 5.0 against Barricade's 4.3. CORE Calculator App also leads on update cadence (every 3 months vs every 16 months) and review sentiment (100% vs 88%). Barricade's advantage is in-app purchases (none vs 3) and iOS requirement (8.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. CORE Calculator App sells 3 in-app purchases, starting at $4.99 per month. Barricade asks for nothing beyond the download.

CORE Calculator App holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 11 respectively. Written reviews point the same way: 88% of Barricade's written reviews are positive against 100% of CORE Calculator App's.

Barricade ships an update every 16 months, CORE Calculator App every 3 months. The most recent releases landed on October 21, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Barricade | CORE Calculator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/barricade/id348247916/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/core-calculator-app/id1447118499/reviews)** |
| Number of ratings | 3 | **11** |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 148 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lance Henderson](https://appshunter.io/developer/348247919) | [AsInt Inc.](https://appshunter.io/developer/1438397626) |

## What reviewers say

### Barricade

[App page](https://appshunter.io/ios/app/barricade/id348247916)

This utility simplifies radiation calculations for industrial radiographers using Iridium or Cobalt sources. It quickly computes barricade distances and maximum allowable readings, eliminating the need for manual calculations or slide rules.

**Highlights:** Radiation calculation for Iridium/Cobalt sources, Calculates barricade distance without shielding, Calculates barricade distance with collimator, Calculates emergency barricade distance, Determines maximum allowable barricade reading

**Features:** macOS Compatibility

**In-app purchases:** none


### CORE Calculator App

[App page](https://appshunter.io/ios/app/core-calculator-app/id1447118499)

This app provides inspectors in the oil and gas industry with essential calculations for asset integrity. It offers tools for determining Tmin, MAWP, corrosion rates, and remaining life based on industry standards.

**Highlights:** Tmin calculations, MAWP calculations, Corrosion rate calculations, Remaining life determination, Construction material information, Damage mechanism identification

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Materials Lookup | $4.99 | per month |
| Damage Mech Screener | $9.99 | per month |
| Materials Lookup | $5.99 | one-time |


## Frequently asked questions

### Is Barricade free?

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

### Is CORE Calculator App free?

CORE Calculator App is free to download, with in-app purchases available.

### Which has better reviews, Barricade or CORE Calculator App?

CORE Calculator App is rated higher. Barricade averages 4.3 out of 5 from 3 ratings, while CORE Calculator App averages 5.0 from 11 ratings.

### Do Barricade or CORE Calculator App have ads?

Neither Barricade nor CORE Calculator App shows ads.

### Which is updated more often, Barricade or CORE Calculator App?

Barricade ships an update every 16 months, and CORE Calculator App every 3 months. Most recently, Barricade was updated on October 21, 2026 and CORE Calculator App on October 17, 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.*