Oxbot FPV vs CosmoViewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Oxbot FPV
Manage and update your FPV transmitters with this official mobile app. It simplifies device management by providing access to setup guides, product manuals, and firmware updates for hobbyists and recreational RC pilots.
- Basic transmitter setup
- View product manuals
- Update firmware
- Device management
- Support for more devices (future)
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Oxbot FPV is the official mobile app built for FPV hobbyists and recreational RC pilots. Through the app, you can complete basic setup for Oxbot transmitters, view product manuals, and update firmware, making device management simpler and more efficient. Looking ahead, Oxbot FPV will continue to expand with support for more devices and features, delivering a more complete FPV experience over time.
CosmoViewer
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CosmoViewerNG is a companion viewer and control app for Cosmostreamer devices. Connect your iPhone or iPad to the same local network as your device, discover it automatically, or enter its host address manually. Once connected, CosmoViewerNG displays the live video stream, camera status, telemetry, and device controls in a fullscreen interface. Features: - Automatic local network discovery - Manual connection by host, IP address, or port - Live video viewing with support for primary and secondary streams - Camera overlay with recording status, exposure values, storage status, and telemetry - Device settings and configuration tools - Camera controls for supported Cosmostreamer device types - TestFlight-ready iPhone and iPad interface CosmoViewerNG is designed for users of Cosmostreamer devices and requires a supported device on the same network.
Screenshots
Verdict
The clearest difference is update cadence: CosmoViewer at every 2 weeks against Oxbot FPV's monthly. Oxbot FPV's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support 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.
Oxbot FPV ships an update monthly, CosmoViewer every 2 weeks. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.
| Parameter | Oxbot FPV | CosmoViewer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 59 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Zhuhai Oxbot Technology Co., Ltd. | Sergey Serov |
In-app purchases
Oxbot FPV
No in-app purchases
CosmoViewer
No in-app purchases
