Simple to use Income Tax calculator
National Insurance valid for employees only
It accommodates Scottish Tax payers. and is current best estimate until Scottish Government issues its budget on 14 December 2017
Here is a link for the real "data junkie",; comprehensive overview of all 2017/2018 & 2018/2019 Tax Year
A shameless plug for Tulip Thistle Accountancy's
This link will allow you to check your National Insurance Payment Record and identify any Gaps. It will also show if you can pay voluntary contributions to fill any gaps and how much this will cost
A wealth of free help & Information is available through the Business Gateway website, including events & workshops & the DigitalBoost programme.