# CSIA vs ICC Digital Codes Premium

The clearest difference is iOS requirement: ICC Digital Codes Premium at 11.0 against CSIA'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.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CSIA | ICC Digital Codes Premium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.6 (22 ratings)](https://appshunter.io/ios/app/icc-digital-codes-premium/id1523315914/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 10.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | — | Free |
| Size | 37 MB | 11 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Chimney Safety Institute of America](https://appshunter.io/developer/1478917352) | [International Code Council Inc.](https://appshunter.io/developer/345531080) |

## What reviewers say

### CSIA

[App page](https://appshunter.io/ios/app/csia/id1478917353)

**Features:** macOS Compatibility

**In-app purchases:** none


### ICC Digital Codes Premium

[App page](https://appshunter.io/ios/app/icc-digital-codes-premium/id1523315914)

This app provides a digital platform for accessing and managing building codes and standards. It offers advanced search, note-taking, and collaboration features to streamline research and compliance for code users. Unlock hundreds of titles for offline access and stay updated with the latest interpretations and changes.

**Highlights:** Access to 300+ premium titles, Offline code viewing, Expert code interpretations, Advanced search functionality, Create and share notes, Team collaboration features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CSIA free?

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

### Is ICC Digital Codes Premium free?

ICC Digital Codes Premium is free to download, with no in-app purchases.

### Do CSIA or ICC Digital Codes Premium have ads?

Neither CSIA nor ICC Digital Codes Premium shows ads.

### Which is updated more often, CSIA or ICC Digital Codes Premium?

CSIA ships an update every 4 months, and ICC Digital Codes Premium every 4 months. Most recently, CSIA was updated on October 6, 2026 and ICC Digital Codes Premium 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.*