DVR 17 vs CDOUBLES
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DVR 17
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DVR17 is a H.264 digital video recorder remote viewer for UOI-DVR. 01. Address Book. 02. PTZ Control. 03. Relay Control. 04. Multi Channel H.264 Viewer. 05. Double tap to switch single channel mode/quad channel mode. 06. Scroll left/right to switch next/previous channel. 07. Listen DVR Audio. 08. Talk to DVR. 09. Remote Playback. 10. Event Notification. 11. Snapshot. 12. Zoom video.
CDOUBLES
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CDOUBLES is compatible with iOS 7.0 and above. It can support live view, remote playback, PTZ control, local playback, snapshot and push notifications etc. from DVR and NVR via 3G or WIFI.
Screenshots
Verdict
The clearest difference is update cadence: DVR 17 at every 2 months against CDOUBLES's every 4 months. 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.
DVR 17 ships an update every 2 months, CDOUBLES every 4 months. Both last shipped on November 2, 2026.
| Parameter | DVR 17 | CDOUBLES |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 | 7.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Aquila DVR | CHUNG YI HUNG |
In-app purchases
DVR 17
No in-app purchases
CDOUBLES
No in-app purchases
