Gifts of Knowledge

You can find two free mobile apps at this link, one for Lane’s Lexicon and the other Hans Wehr, the distinguishing factor being that the results are not shown as scanned PDFs that are difficult to read on a mobile, here the actual text is searchable and way more readable.

The font size of the results can be adjusted to make it easier on the eye along with a few other settings:

Sample results:

By clicking on the blue box link shown at the top of the image above, instances where the word or its root occur in the Quraan are listed:

Clicking on one of the Quranic links should detect a Quraan app if you have one installed on your phone and open the listed aayah in it:

Seems like it is only available on Android.

Many thanks to the developer, Gibreel Abdullah, may Allah reward him with good.

Further resources here.