Altar D vs rooomPortal
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Altar D
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Altar AR is an application for viewing 3D objects in AR which in future updates of the application you will be able to import existing NTF objects into your metaverse, place them on the Altar and view in augmented reality. It will also be possible to exchange, sell and transfer NTF rights in augmented reality using devices that support AR (ARcore + ARkit).
rooomPortal
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rooomPortal introduces you to the Metaverse in a fun and engaging way. The free app for iOS enables you to enter the Metaverse through the AR Portals powered by rooom. How does rooomPortal work? Scan the marker of an AR Portal with the rooomPortal app to open the gate into the Metaverse. Look through the gate into a virtual experience world that has many surprises in store for you. When you walk through the portal, you will find yourself in a marvellous 3D environment where you can move around and look through the portal back to reality. Take a photo of yourself and share your first visit of the Metaverse! Making the Metaverse accessible to anyone We don't want a Metaverse where everyone is trapped in a headset and no longer acting in reality. Instead, we have developed a solution that visualizes the virtual and real worlds merging - without abandoning or neglecting real life. With rooomPortal, we are are making the Metaverse more tangible and provide added value in the physical space as well. The great advantage is that you don't have to put on an uncomfortable VR headset but can enjoy the experience directly with your iPhone or iPad, which you already have in your pocket. Where to find a portal? You can find the AR portal installations at rooomβs headquarter, trade show appearances and exclusive exhibitions owned by our customers. Check out rooom.com - Enterprise Metaverse Solutions on LinkedIn to get updates on the latest trade shows and events. Enterprise customers can get the AR Portal as an exclusive installation for retail, showrooms, trade show booths, road shows, exhibitions and more. The design of the arch, marker and virtual environment can be customized and branded flexibly. For more information send us a request for a demo to: sales@rooom.com
Screenshots
Verdict
The clearest difference is iOS requirement: Altar D at 11.0 against rooomPortal's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Altar D ships an update weekly, rooomPortal every 8 days. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.
| Parameter | Altar D | rooomPortal |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly β better | Every 8 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 110 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | VAUKLAB | rooom AG |
In-app purchases
Altar D
No in-app purchases
rooomPortal
No in-app purchases









