# NAIC Codes vs Aegis ChemCalc

The clearest difference is rating: Aegis ChemCalc at 5.0 against NAIC Codes's 1.0. Aegis ChemCalc also leads on update cadence (every 2 months vs every 16 months) and ratings volume (4 vs 1). 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.

Aegis ChemCalc holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

NAIC Codes ships an update every 16 months, Aegis ChemCalc every 2 months. The most recent releases landed on June 24, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | NAIC Codes | Aegis ChemCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/naic-codes/id433077127/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/aegis-chemcalc/id6740779077/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 18 MB | 49 MB |
| Requires iOS | 11.1 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [visual soft, inc](https://appshunter.io/developer/336927487) | [Aegis Chemical Solutions, LLC](https://appshunter.io/developer/1815306858) |

## What reviewers say

### NAIC Codes

[App page](https://appshunter.io/ios/app/naic-codes/id433077127)

Access and search North American Industry Classification (NAIC) codes quickly. Browse by category or enter numeric codes and titles to find specific industry information. Save your favorite codes and share them via email.

**Highlights:** Search by numeric codes, Search by title, Browse by category, Drill down for specific codes, Bookmark favorites, Email listings

**In-app purchases:** none


### Aegis ChemCalc

[App page](https://appshunter.io/ios/app/aegis-chemcalc/id6740779077)

This tool provides essential calculations for oil well chemical applications. It features the most frequently used formulas for field operations, designed for efficiency and accuracy.

**Highlights:** Oil well chemical calculations, Common field calculations, Designed for field use, Accurate results

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NAIC Codes free?

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

### Is Aegis ChemCalc free?

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

### Which has better reviews, NAIC Codes or Aegis ChemCalc?

Aegis ChemCalc is rated higher. NAIC Codes averages 1.0 out of 5 from 1 ratings, while Aegis ChemCalc averages 5.0 from 4 ratings.

### Do NAIC Codes or Aegis ChemCalc have ads?

Neither NAIC Codes nor Aegis ChemCalc shows ads.

### Which is updated more often, NAIC Codes or Aegis ChemCalc?

NAIC Codes ships an update every 16 months, and Aegis ChemCalc every 2 months. Most recently, NAIC Codes was updated on June 24, 2026 and Aegis ChemCalc 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.*