The ONLY UK Tax Calculator you'll ever need. iPAYE is the only app that will balance payslips to the penny allowing values to be carried forward from one pay period to the next AND it has a Quick Tax calculator to answer questions such as "How much do I have to earn if I want to take home 100 per day?"Use iPAYE to answer all your payroll queries Am I paying the correct tax and national insurance? How much net pay will I get next month? How much extra net pay will I get if I get that bonus or pay rise? How much gross pay do I need in order to achieve my target net pay? How much an hour/day/week/month/year do I get? Have I been given a correct P45 by my previous employer?iPAYE fully complies with the HMRC Specifications for tax and NIC calculation, and 100% passes the applicable HMRC test data used by HMRC in their Payroll Accreditation programme.Calculations can be saved for an unlimited number of scenarios or employees.iPAYE caters for tax years 2011/12, 2010/11 and 2009/10 and updates will be available during a tax year in response to statutory changes. INPUTS are - Weekly, 2Weekly, 4Weekly, Monthly or Annual (+ Daily & Hourly for Quick Tax)- Tax Period showing valid pay date ranges- Tax Code (L,T,P,Y,K,D0,D1,BR,NT) and week1/month1 basis- NI Table Letter (A,B,C,D,E,F,G,J,L,S,X)- Basic pay for 'Gross to Net' calculations- Target net pay for 'Net to Gross' calculations- B/F taxable pay and tax- 6 additional customisable payments with differing tax/NIC attributes- Hours x rate- Benefits in Kind e.g. Health Insurance- Pension by % or amount with or without salary sacrifice- Student Loan- 4 additional customisable deductions with differing tax/NIC attributes OUTPUTS are - Tax paid or rebated (with a complete P11 breakdown including by tax rate)- NIC paid (with a complete P11 breakdown)- Net Pay (with a complete up to gross and down to net breakdown)- Calculations can be saved, emailed and printed- Calculations can be exported to a spreadsheet for further analysisIF YOU HAVE PROBLEMS RECONCILING TO YOUR PAYSLIP NET PAY THEN PLEASE REVIEW THE FAQs AT THE SUPPORT WEBSITE BELOW or email me at david.langan@me.comIF YOU ARE SATISFIED THAT iPAYE IS ACCURATE AND USEFUL PLEASE LEAVE A POSITIVE RATING on the App Store - THANK YOU FOR YOUR SUPPORT.To find out more about iPAYE and/or feedback comments and requests please visit the website or email david.langan@me.com