
Ttrufle Financial Calculator
TVM, loans & guided practice
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$2.99
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About
Work through a financial problem and see how you reached the answer. Ttrufle Financial Calculator combines calculator keys, financial worksheets and guided practice for finance and accounting study, or for checking your own calculations.
Understand your TVM inputs
Solve for present value, future value, payment, interest rate or number of periods. Keep payment timing and compounding settings in view, and move between the keypad and worksheets within the same calculation.
Analyze cash flows and loans
Enter cash flows to calculate net present value and internal rate of return. Review loan amortization with balances, principal and interest. Use dedicated worksheets for bonds, depreciation and statistics.
Build confidence with key practice
Follow guided key sequences, then try practice problems with hints when you need them. Choose Standard or Advanced calculator profiles to suit the workflow you are learning.
Return to the steps behind a result
Save a calculation locally, reopen its working state and inspect the recorded commands. Export supported histories and tables as text or CSV, or copy and share a result.
Study wherever you are
Calculations, lessons and saved work are available offline without an account. The app interface supports English and Korean.
Paid download with all features included. No ads, in-app purchases or subscriptions. Records stay on your device; export what you want to keep elsewhere.
An independent calculation and study tool from Gorae Labs. It does not provide personalized financial advice or claim approval for use in exam rooms.
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What's New in Ttrufle Financial Calculator
1.0.1
October 29, 2026
Expanded language support and improved readability across settings and calculation screens.




