# Building Stack vs Octopus Cogir

The clearest difference is review sentiment: Building Stack at 20% against Octopus Cogir's 0%. Building Stack also leads on update cadence (weekly vs every 2 weeks). Octopus Cogir's advantage is iOS requirement (11.0 vs 16.4). 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.

Building Stack ships an update weekly, Octopus Cogir every 2 weeks. Both last shipped on October 29, 2026.

## The numbers

| Metric | Building Stack | Octopus Cogir |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (29 ratings)](https://appshunter.io/ios/app/building-stack-tenant-portal/id1455384901/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | **20.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 82 MB | 37 MB |
| Requires iOS | 16.4 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gotham Management Inc](https://appshunter.io/developer/1022472337) | [MYR Solution](https://appshunter.io/developer/910637938) |

## What reviewers say

### Building Stack

[App page](https://appshunter.io/ios/app/building-stack-tenant-portal/id1455384901)

This app provides property managers and tenants with mobile access to their Building Stack account. Tenants can submit issues, view building information, and pay rent. Managers can manage listings, communicate with tenants, and track property data.

**Highlights:** Submit maintenance requests, View building information and documents, Pay rent online, Receive management notices, Manage tenant contact information, Track property vacancy rates, Communicate with tenants and employees

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

**In-app purchases:** none


### Octopus Cogir

[App page](https://appshunter.io/ios/app/octopus-cogir/id1496979193)

This application serves as a building management tool for Cogir Real Estate properties. It allows users to access and manage various aspects of their building.

**Highlights:** Building management, Property access, Real estate tools, Tenant services, Maintenance requests

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

**In-app purchases:** none


## Frequently asked questions

### Is Building Stack free?

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

### Is Octopus Cogir free?

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

### Do Building Stack or Octopus Cogir have ads?

Neither Building Stack nor Octopus Cogir shows ads.

### Which is updated more often, Building Stack or Octopus Cogir?

Building Stack ships an update weekly, and Octopus Cogir every 2 weeks. Most recently, Building Stack was updated on October 29, 2026 and Octopus Cogir on October 29, 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.*