DS cam vs TRENDnet Sentinel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DS cam
Monitor and receive alerts from your Synology surveillance cameras. Control PTZ, patrols, and lens functions in real-time. Easily filter recordings and manage essential tasks like disabling cameras or deleting snapshots.
- Real-time camera monitoring
- Alert notifications
- PTZ, patrol, and lens control
- Advanced recording filters
- Essential management tasks
- Snapshot management
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You must own a Synology NAS or NVR to run this app, and be running the latest Surveillance Station to get the complete set of features. DS cam makes it possible to monitor and receive alert notifications from all your surveillance cameras set up on a Synology DiskStation. Smart features such as PTZ, patrols or lens control allow for perfect control of your cameras in real-time, while advanced filters make it easy to pinpoint any specific event from large lists of recordings. You can even perform all essential management tasks, from disabling a camera to unlocking and deleting a snapshot. Find all detailed features about the app on our website: www.synology.com > Solutions > Surveillance > Surveillance Mobile > Specifications https://www.synology.com/dsm/7.2/software_spec/surveillance_station
TRENDnet Sentinel
This application allows users to remotely manage TRENDnet surveillance cameras and NVRs. View live video feeds, playback recorded footage, capture screenshots, and share files directly from your mobile device.
- Remote camera management
- Live video viewing
- Playback recorded video
- Screenshot capture
- File sharing
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Managed your TRENDnet surveillance cameras and NVRs with the free TRENDnet Sentinel mobile app. The Sentinel mobile app is specifically designed for use with TRENDnet IP cameras and network video recorders. Easily view and record remote live video from multiple TRENDnet IP cameras. Playback recorded video, take screenshots, and conveniently share files directly through the app.
Screenshots
Verdict
The clearest difference is rating: DS cam at 3.0 against TRENDnet Sentinel's 1.0. DS cam also leads on review sentiment (32% vs 0%) and ratings volume (176 vs 2). On price, ads, in-app purchases and monetization model 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.
DS cam holds the better App Store score, 3.0 against 1.0. That said, the two scores are not equally well evidenced: DS cam has 176 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 32% of DS cam's written reviews are positive against 0% of TRENDnet Sentinel's.
DS cam ships an update every 4 months, TRENDnet Sentinel every 9 months. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.
| Parameter | DS cam | TRENDnet Sentinel |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (176 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | 31.8% of reviews — better | 0.0% of reviews |
| Number of ratings | 176 — better | 2 |
| Update frequency | Every 4 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 85 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Synology Inc. | TRENDnet Inc. |
Customer experience
DS cam
TRENDnet Sentinel
Bugs and requests
DS cam
Reported bugs
16 issues- Regular app crashing
- Cannot scroll back in timeline without issues
- Event viewer rarely works
- Keeps buffering
- Crashes constantly
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- Battery drain
- Push notifications not reliable
- Cannot click on push notifications
- Cannot download h265 videos
- Notifications missing thumbnails
- Slow login process
- Loses remembered connections
- Slow to connect
- Notifications stopped working
- Crashes iPhone 14 Pro
- Incompatible with older Surveillance Station versions
Requested features
11 requests- Selective motion notifications
- Custom notification sounds
- Ability to categorize alerts
- Live scrubbing on timeline
- Bookmarks and advanced filtering
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- Ability to download h265 videos
- Faster login process
- Ability to retain remembered connections
- Apple TV app
- Dark mode for all screens
- Ability to quickly switch between cameras
TRENDnet Sentinel
Not enough reviews yet to summarise bugs or requests.
In-app purchases
DS cam
No in-app purchases
TRENDnet Sentinel
No in-app purchases
