# CORE Calculator App vs Parcel Pending

The clearest difference is review sentiment: CORE Calculator App at 100% against Parcel Pending's 23%. CORE Calculator App also leads on rating (5.0 vs 4.1). Parcel Pending's advantage is in-app purchases (none vs 3) and ratings volume (1.4K vs 11). On price, update cadence, 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. Parcel Pending asks for nothing beyond the download.

CORE Calculator App holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Parcel Pending has 1.4K ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 100% of CORE Calculator App's written reviews are positive against 23% of Parcel Pending's.

CORE Calculator App ships an update every 3 months, Parcel Pending every 2 months. The most recent releases landed on October 17, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | CORE Calculator App | Parcel Pending |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/core-calculator-app/id1447118499/reviews)** | [4.1 (1.4K ratings)](https://appshunter.io/ios/app/parcel-pending/id6467768006/reviews) |
| Number of ratings | 11 | **1.4K** |
| Positive reviews | **100.0% of reviews** | 22.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#129** |
| Size | 148 MB | 59 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AsInt Inc.](https://appshunter.io/developer/1438397626) | [Quadient Shipping](https://appshunter.io/developer/1053144802) |

## What reviewers say

### 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 |


### Parcel Pending

[App page](https://appshunter.io/ios/app/parcel-pending/id6467768006)

**Currently charting:** #129 Top Free · Utilities (US App Store)

Easily manage your package deliveries with automatic notifications upon arrival. Access your packages contactlessly using a unique QR code for pickup. The app also allows for vacation mode, managing other users, and customizing notification settings.

**Highlights:** Package delivery notifications, Contactless package access, Unique QR code for pickup, Vacation mode, Manage other users, Customize notification settings

**In-app purchases:** none


## Frequently asked questions

### Is CORE Calculator App free?

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

### Is Parcel Pending free?

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

### Which has better reviews, CORE Calculator App or Parcel Pending?

CORE Calculator App is rated higher. CORE Calculator App averages 5.0 out of 5 from 11 ratings, while Parcel Pending averages 4.1 from 1.4K ratings.

### Do CORE Calculator App or Parcel Pending have ads?

Neither CORE Calculator App nor Parcel Pending shows ads.

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

CORE Calculator App ships an update every 3 months, and Parcel Pending every 2 months. Most recently, CORE Calculator App was updated on October 17, 2026 and Parcel Pending on October 22, 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.*