# AUGIS vs CTBUH

The clearest difference is iOS requirement: CTBUH at 12.0 against AUGIS's 17.0. 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.

AUGIS ships an update every 3 months, CTBUH every 2 months. The most recent releases landed on September 3, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | AUGIS | CTBUH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ctbuh/id6593696572/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 65 MB | 9 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Augis](https://appshunter.io/developer/1487483038) | [COUNCIL ON TALL BUILDINGS AND URBAN HABITAT](https://appshunter.io/developer/1470487290) |

## What reviewers say

### AUGIS

[App page](https://appshunter.io/ios/app/augis/id6477841947)

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

**In-app purchases:** none


### CTBUH

[App page](https://appshunter.io/ios/app/ctbuh/id6593696572)

Access the complete program, speaker details, and sponsor information for CTBUH conferences. This app is designed for attendees to enhance their conference experience.

**Highlights:** View full conference program, Access speaker information, See sponsor details, Enhance attendee experience, Conference networking tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AUGIS free?

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

### Is CTBUH free?

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

### Do AUGIS or CTBUH have ads?

Neither AUGIS nor CTBUH shows ads.

### Which is updated more often, AUGIS or CTBUH?

AUGIS ships an update every 3 months, and CTBUH every 2 months. Most recently, AUGIS was updated on September 3, 2026 and CTBUH on June 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*