Offline augmented reality: AR without an internet connection

Why offline mode is essential

Web-based augmented reality (WebAR) has transformed the way businesses showcase their products. A simple link or QR code is enough to project a 3D object at full scale in the customer's environment. But this approach relies on one fundamental prerequisite: an internet connection. In many professional situations, however, this connection is simply unavailable or unreliable.

Trade shows are the most common example. Thousands of visitors connected simultaneously in an exhibition hall saturate the available bandwidth. The WiFi provided by the organizer is slow, unstable, sometimes non-existent. Result: your WebAR demonstration doesn't load, or loads so slowly that the visitor loses patience and moves to the next booth. This is exactly the scenario that offline mode prevents.

But trade shows aren't the only problematic case. Factories and production workshops are often dead zones in terms of network coverage. Thick walls, metal structures and industrial equipment block WiFi and cellular signals. A sales rep visiting a client in an industrial zone can't rely on the network for their augmented reality demonstration.

Warehouses and logistics spaces pose the same problem. These buildings rarely have reliable WiFi in all areas. Basements, underground parking and cellars are also classic network dead spots. An interior designer who wants to show furniture in AR in a converted basement is stuck if their solution depends on the internet.

Construction sites and rural areas complete the list. On a construction site, 4G coverage can be weak or absent. In rural areas, mobile network quality remains inconsistent. An agricultural equipment seller visiting remote farms can't depend on an internet connection to present their products.

The conclusion is clear: in a professional context, internet connection is never guaranteed. Yet it's precisely in these contexts — client meetings, trade shows, site visits — that augmented reality has the most value. A solution that works without a network was needed. This is exactly what Visuality's offline mode offers.

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How Visuality offline mode works

Visuality's offline mode relies on a dedicated Android application. The principle is simple: you download your 3D models into the app when you have a WiFi connection, then use augmented reality without any internet connection.

Specifically, the app stores 3D models directly on the internal storage of your Android smartphone or tablet. Once models are downloaded, all 3D visualization and augmented reality features are available locally. The 3D viewer displays instantly with no network loading time. Switching to AR mode is immediate. Performance is optimal because the app directly leverages ARCore's native capabilities without depending on a remote server.

Access to models is secured by a PIN Code system. Each user has a unique PIN Code that grants them access to the 3D models assigned to them. This system allows precise control over who can see which products. A field sales rep only accesses models from their product range. A reseller partner only sees the products they're authorized for. Your 3D data security is maintained even in offline mode.

Synchronization happens automatically when the device regains an internet connection. If you add new 3D models to your Visuality library, they will be downloaded to the app during the next WiFi connection. Your sales team always has the up-to-date catalog without any manual intervention on their part.

To learn more about the technical workings of offline mode, see our offline mode documentation.

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Offline mode use cases

Offline mode addresses real-world situations that professionals encounter daily. Here are the most common use cases:

• Trade shows: This is the original use case for offline mode. At a trade show, WiFi is almost always an issue. With the Visuality app in offline mode, your augmented reality demonstrations work reliably and smoothly regardless of network conditions. You no longer depend on the organizer for the quality of your demonstration. Your competitors struggle with their WebAR that won't load while you project your products instantly.
• Factory visits and industrial sites: Sales reps selling industrial equipment regularly visit factories, workshops and warehouses. These environments rarely have reliable WiFi. Offline mode lets you project a machine at full scale directly in the client's workshop, without depending on the network. The client immediately sees whether the equipment fits in their workspace.
• Client meetings in basements or areas without network: How many meeting rooms are in basements or buildings with poor network coverage? Offline mode guarantees your demonstration works even in these conditions. You don't start your meeting apologizing because 'there's no signal'. You remain professional and operational in all circumstances.
• Construction sites: Architects, project managers and building materials sellers regularly work on outdoor construction sites where network coverage is limited. Offline mode lets you project construction elements — windows, fixtures, flooring — directly on the active construction site. The client visualizes the final result before the work is even finished.
• Rural showrooms and low-coverage areas: Furniture retailers, kitchen designers or garden equipment dealers located in rural areas don't always have reliable internet in their showroom. The offline app lets them offer the AR experience to their clients regardless of their connection quality. The full catalog is accessible, even with zero network.

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WebAR vs offline mode: when to use which

WebAR and offline mode are not competing: they address different needs and complement each other perfectly within the same strategy. Understanding when to use each approach is key to maximizing the impact of your augmented reality.

Use WebAR for your clients. WebAR is the ideal solution when addressing people outside your company: e-commerce customers, website visitors, marketing email recipients. WebAR offers a frictionless experience — no app to download, no account to create. The client clicks a link or scans a QR code and instantly accesses augmented reality. Maximum reach with minimum friction.

Use offline mode for your teams. The offline app is designed for your internal team members: field sales reps, demonstration teams, reseller partners. These users install the app once and use it regularly. For them, the initial download isn't a barrier — it's an investment that guarantees them a reliable, high-performance experience in all circumstances, even without a connection.

Both approaches use the same 3D models. You import your files once into Visuality, and they are automatically available on the web viewer (WebAR) and in the offline app. No duplicate management, no different formats. One catalog, two complementary distribution channels.

For a detailed comparison between the two approaches, see our WebAR vs mobile app article.

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How to set up offline mode

Setting up offline mode is simple and fast. Here are the steps to make your 3D models accessible without an internet connection:

• Step 1 — Download the Android app: The Visuality app is available for free on the Google Play Store. Install it on the Android smartphones or tablets of your sales team and demonstration staff. The app is compatible with Android 8.0+ devices equipped with ARCore.
• Step 2 — Log in with your PIN Code: From your Visuality dashboard, generate a PIN Code for each user or group of users. Each PIN Code grants access to a specific set of 3D models. Enter the PIN Code in the app to link it to your account.
• Step 3 — Sync your models: Connect the device to a stable WiFi network and start synchronization from the app. All 3D models associated with the PIN Code are downloaded to the device. Duration depends on the number and size of models, but most catalogs sync in a few minutes.
• Step 4 — Use augmented reality without connection: Once synchronization is complete, switch to airplane mode to verify everything works. Open the app, select a model, view it in 3D and project it in augmented reality. Everything works locally, with no network calls.
• Step 5 — Keep your catalog up to date: When you add or modify 3D models in your Visuality library, reconnect the device to WiFi. The app automatically detects updates and downloads new models. Your teams always have the latest version of the catalog.

For a detailed installation guide with screenshots, see our Android app documentation.

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Lire aussi

• WebAR vs mobile app: how to choose?
• Augmented reality in trade shows
• Augmented Reality for Sales