In our endeavour to remain impartial at all times, I regret that we cannot recommend any platforms for you to use.
If you bought the Ipad for your business, then yes, you can claim the full amount provided it is only used for business use.
If you use the Ipad for private use as well as business use, then the private use element is not allowable.
Have a look at the links below regarding capital allowances and revenue expenses:
Expenses if you're self-employed
Claim capital allowances
HMRC email updates, videos, webinars and community forums
You may also want to view the videos and perhaps register for some webinars, where my colleagues will give a live training session on expenses and capital allowances.