All 3 Calculators for less that the price of 2
All Calculators feature tape that can be saved, edited, run and beamed to another PDA.

tApCalc Finance

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  Time Value of Money (PV, FV, PMT, I, n, Amortization)SL, SYD, DB methods of Depreciation
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  Discounted Cash Flow (NPV and IRR)
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  Bond Price and Yield
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  Standard Keys
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  Tape Save, Load, Edit, Run, Beam and Clear
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  Thousand Grouping
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  Regional number format support
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  Print from Device

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  Standard keys
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  Sin, Cos and Tan keys
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  Logarithm base 10, e
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  Factorial
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  x^y and x^2
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  Sqrt , 1/x, Rnd
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  Memory Keys
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  Tape Save, Load, Edit, Run, Beam and Clear
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  Thousand Grouping
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  Regional number format support
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  Print from Device

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  Standard keys
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  TAX+, TAX- keys
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  Mark Up/Mark Down
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  Sub-Total, Total and Grand Total
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  Sqrt, 1/x
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  Memory Keys
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  Tape Save, Load, Edit, Run, Beam and Clear
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  Thousand Grouping
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  Regional number format support
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  Print from Device

tApCalc Suite FinancialDeskScientific tape Calculators (SH3) is the Shareware version. The full version can be purchased by clicking on the "CLICK HERE TO ORDER" button below for around  16.95USD.