Building Stack vs Allons
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Building Stack
This app provides a mobile platform for property managers and tenants to access and manage rental property information. Tenants can submit maintenance requests, view building documents, and pay rent, while managers can handle rent payments, find new tenants, and communicate with residents.
- Submit maintenance requests
- View building information and documents
- Pay rent online
- Receive real-time notifications
- Manage tenant contact information
- Automated listing process for new tenants
- Track and manage maintenance issues
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With the Building Stack app, property managers and tenants get a mobile access to all the convenient features of their Building Stack account. Tenants can quickly submit issues directly to management, as well as view important building information on their portal. Staying up to date with the current status of your rental unit has never been simpler. - Access your building’s rules, schedules and other important documents - Create maintenance requests and receive update notifications in real time - Pay your rent online by credit card, debit card or bank account - Receive important notices from the management team, rent payment reminders and more Property managers can access all their data, including building and unit amenities, tenant contact information, lease details and more, right at their fingertips. They can communicate with tenants and send real-time e-mail, SMS, phone call or push notifications. Portfolio vacancy rates and listing performance reports are only a few taps away. - Accept online rent payments - Find new tenants easily thanks to our automated listing process - Manage your employees’ access to information and features of the platform - Track and manage issues easily with real-time notifications and auto-assign features - Exchange messages with your tenants and employees - Share important documents and information with your tenants - View the location of your team members on a map App support: If you experience any problems with the Building Stack app, please e-mail us at info@buildingstack.com.
Allons
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The Allons application is your companion on the go. Use the app to "match" with other users who have journeys similar to yours in a smart way. - Determine the maximum detour time to take a carpooler or get to a meeting point - Accept or decline “matches” according to your preferences - Communicate together by chat - Get statistics on your carpools
Screenshots
Verdict
Building Stack and Allons are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Building Stack ships an update every 9 days, Allons every 5 days. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.
| Parameter | Building Stack | Allons |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (28 ratings) — better | — |
| Positive reviews | 19.6% of reviews | — |
| Number of ratings | 28 — better | — |
| Update frequency | Every 9 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 — better | 16 |
| Further details — not scored | ||
| Size | 85 MB | 201 MB |
| Age rating | 4+ | 4+ |
| Developer | Gotham Management Inc | Jeu vert inc. |
In-app purchases
Building Stack
No in-app purchases
Allons
No in-app purchases








