WiaTag vs ONI system
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WiaTag
Transform your smartphone into a location tracker. Monitor device whereabouts and movement history through a monitoring system interface. Optimize staff location tracking and related processes with customizable settings for data accuracy and resource efficiency.
- Smartphone to tracker conversion
- Location and movement tracking
- Wialon system integration
- Customizable user modes
- Photo and SOS message sending
- Custom status creation
- Remote control functionality
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Wiatag is an easy-to-use app which turns your smartphone or tablet into a tracker. Installing WiaTag on your mobile device provides you with a possibility to control its location or view tracks of movement using the interface of monitoring system (both Wialon Hosting and Wialon Local). The application helps you to know the whereabouts of your staff and optimize the processes connected with it. To implement monitoring over a unit, you just need an account in Wialon system, smartphone with a built-in GPS receiver, and access to the Internet. The application supports choosing a user mode from preset ones or creating your own with settings depending on the goals of monitoring. A wide range of settings available allows receiving accurate data while reducing traffic and battery consumption. You can easily access the functionality of sending photos, locations, and SOS messages. Moreover, you can create a variety of custom statuses and dispatch any of them in a blink of an eye. WiaTag supports remote control functionality from the interface of the monitoring system (both Wialon Hosting and Wialon Local). Note! Continued use of GPS running in the background can dramatically decrease battery life.
ONI system
Access and view crucial asset data, including lists, real-time positions, and traffic information. Track trips, view routes, and get detailed asset states like temperature and battery levels. Navigate directly to asset locations.
- View asset lists
- Real-time asset positions
- Google traffic near assets
- Logbook of trips
- Asset route history
- Navigation to asset location
- Detailed asset states
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The ONI system app displays the most important assets data. After login in the ONI system you gain access to view: - lists of assets, - actual assets positions, - Google traffic near the asset, - list of trips (logbook), - routes driven by the asset, - navigation to the actual asset's position, - detailed states of the asset (e.g. temperature, battery charge level, trip type etc.).
Screenshots
Verdict
The clearest difference is review sentiment: ONI system at 33% against WiaTag's 0%. ONI system also leads on iOS requirement (13.0 vs 15). On price, update cadence, ads and in-app purchases there is nothing between them.
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.
WiaTag ships an update every 5 weeks, ONI system every 6 weeks. The most recent releases landed on September 23, 2026 and September 14, 2026 respectively.
| Parameter | WiaTag | ONI system |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 33.3% of reviews — better |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15 | 13.0 — better |
| Further details — not scored | ||
| Size | 32 MB | 90 MB |
| Age rating | 4+ | 4+ |
| Developer | Gurtam Inc. | NAM system a.s. |
Customer experience
WiaTag
ONI system
In-app purchases
WiaTag
No in-app purchases
ONI system
No in-app purchases









