Please update
Been using this since 2011 and is very good app however now no iOS 11 update
TVR HD
I liked the access to my live video and now love both live and recorded. The TVR is a great recorded and this APP makes it better.

Monitor live and recorded video from compatible DVRs and control PTZ cameras on your iPad. View up to 16 camera feeds simultaneously and manage saved camera views.
3.1
January 25, 2018
This app has been updated by Apple to display the Apple Watch app icon. This update will maintain version compatibility between iPhone and iPad devices.
MoreADTVR Go HD supports ADTVR, ADTVR-VS, ADTVR-VS2, ADTVR-VS3, ADTVR-LT, and ADTVR-LT2 products, up to 100 devices. It requires an iPad 1 or later with iOS 4.3 or later.
On iPad 2 or later hardware versions, you can view live feeds from up to 16 cameras. For iPad 1 hardware, the live view is limited to 4 camera channels.
Yes, ADTVR Go HD provides PTZ (Pan-Tilt-Zoom) control with a dedicated control panel. You can also set and call PTZ presets.
Yes, you can save up to 32 favorite camera views and also save popular camera views for quick access within the application.
No, ADTVR Go HD does not contain advertisements. It is a free application with no in-app purchases or ads.
The app was last updated on January 25, 2018, with version 3.1. This indicates infrequent updates.
The app has a rating of 4.0 stars from 1 rating, suggesting limited but generally positive user feedback.
Yes, ADTVR Go HD has the ability to hear audio from supported cameras, enhancing your monitoring capabilities.