For those who are wondering how this works, it's Duet Display; an app sits on the iPhone, you download a thing from the site onto either the Mac or the PC you're hooking to, and you get a display on the side.
The clip that attaches the two together is a Mountie by Ten One.
Both of these components cost money: Duet is $15, the clip is $20 (which is a little excessive, granted, but it does the job well). I'm very happy with it so far, I've got screen real estate that I would otherwise need a desk and monitors to obtain.
I did the same thing a few weeks ago. I bought the Intuous art small - basically the cheapest one with touch capabilities. I set it in "pen mode" as grey noted and I'm loving it so far. I've posted the Amazon Uk link below. Wacom Intuos CTH-490AB-S Art Pen and Touch Graphics Tablet - Small, Blue https://www.amazon.co.uk/dp/B013ATUICW/ref=cm_sw_r_cp_apip_YkKNNhwL7cpjn
It's Google Opinion Rewards. You can download it here on Android. You pretty much answer short surveys in exchange for Google play credits.
You may be interested to read some neil postman or even some abridged versions of that, he was an early speaker about the affects of media broadly in the age of TV and everything he critiqued has ended up even more true. I think being aware of the ways internet, media, advertising, notifications, etc, negatively impacts our daily life offers us the most useful information in modifying how we interact to mitigate these effects. His is one example of a very helpful resource
I used to use MediaMonkey on my Windows PC to listen to podcasts. There's a "customize subscription rules for this podcast" checkbox when you add a new podcast that will let you download all episodes and keep them indefinitely.
While waiting for it, I highly recommend reading Say Nothing https://www.amazon.com/Say-Nothing-Murder-Northern-Ireland/dp/0385521316/ref=sr_1_1
Remembered an oldie: The Professor and the Madman by Simon Winchester
Slightly different style, but this is what I would buy (or something similar) to fill the purpose:
> Sling Bag, MALEDEN Water Resistant Outdoor Shoulder Backpack Chest Pack Crossbody Bags for Women and Men Causal Daypacks for Hiking Cycling and Travel https://www.amazon.ca/dp/B01GCJ14BG/ref=cm_sw_r_cp_apa_i_vcY4Ab8HDJTCR
There is a 3rd party Omnifocus client for Android called FocusGTD. It syncs with the Omnicloud server, so you can add the Omnifocus inbox, check off actions and even edit them.