# KastleResident vs KeepUsPostd

The clearest difference is update cadence: KeepUsPostd at monthly against KastleResident's every 3 months. 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.

KastleResident ships an update every 3 months, KeepUsPostd monthly. The most recent releases landed on September 21, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | KastleResident | KeepUsPostd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (108 ratings)](https://appshunter.io/ios/app/kastleresident/id1326765477/reviews)** | — |
| Number of ratings | **108** | — |
| Positive reviews | 5.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 334 MB | 59 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kastle Systems](https://appshunter.io/developer/1061078658) | [KeepUsPostd Corporation](https://appshunter.io/developer/1384571903) |

## What reviewers say

### KastleResident

[App page](https://appshunter.io/ios/app/kastleresident/id1326765477)

Enhance your multifamily living experience with a powerful app for resident amenities and engagement. Access secured areas, manage visitors, track community occupancy, and submit maintenance requests all from your smartphone.

**Highlights:** Mobile access control, Remote door unlocking, Visitor registration and management, Occupancy data insights, Community notifications, Maintenance service requests

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 💡 Remote unlock feature
- 👍 Convenient for visitors

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Unreliable door unlocking
- 🐛 Inconsistent functionality
- 🔒 Privacy concerns with location tracking
- 👎 Difficult to add visitors

**Reported bugs**

- Constant location permission popups
- App resets and logs users out
- Inability to open doors even when standing nearby
- Incompatibility with newer iOS versions

**Requested features**

- Apple Wallet integration
- Ability to lock doors
- Improved guest management
- Faster door unlocking response time


### KeepUsPostd

[App page](https://appshunter.io/ios/app/keepuspostd/id1515156338)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KastleResident free?

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

### Is KeepUsPostd free?

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

### Do KastleResident or KeepUsPostd have ads?

Neither KastleResident nor KeepUsPostd shows ads.

### Which is updated more often, KastleResident or KeepUsPostd?

KastleResident ships an update every 3 months, and KeepUsPostd monthly. Most recently, KastleResident was updated on September 21, 2026 and KeepUsPostd on June 4, 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.*