# Durst Office vs Ultron IMS

The clearest difference is update cadence: Ultron IMS at every 2 weeks against Durst Office's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Durst Office ships an update monthly, Ultron IMS every 2 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Durst Office | Ultron IMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (7 ratings)](https://appshunter.io/ios/app/durst-office/id6447352216/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 256 MB | 60 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Royal Realty](https://appshunter.io/developer/1681050465) | [INFINITY TECHNOLOGIES PTY LTD](https://appshunter.io/developer/1895032448) |

## What reviewers say

### Durst Office

[App page](https://appshunter.io/ios/app/durst-office/id6447352216)

Enhance your office experience with this exclusive service app. Gain mobile access, receive tenant communications, get invited to curated events, and enjoy special perks, all conveniently managed from your smartphone.

**Highlights:** Mobile turnstile access, Tenant communications, Event invitations, Exclusive perks, Convenient smartphone management

**Features:** Apple Wallet

**In-app purchases:** none


### Ultron IMS

[App page](https://appshunter.io/ios/app/ultron-ims/id6767541590)

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

**In-app purchases:** none


## Frequently asked questions

### Is Durst Office free?

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

### Is Ultron IMS free?

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

### Do Durst Office or Ultron IMS have ads?

Neither Durst Office nor Ultron IMS shows ads.

### Which is updated more often, Durst Office or Ultron IMS?

Durst Office ships an update monthly, and Ultron IMS every 2 weeks. Most recently, Durst Office was updated on October 30, 2026 and Ultron IMS on October 28, 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.*