Comparison

Finance Formulator vs Klu

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Finance Formulator

Access over 100 financial formulas with live market data. Calculate mortgages, loans, stock performance, and business metrics. Compare scenarios and track portfolios with real-time currency conversion.

Highlights
  • 100+ financial formulas
  • Live stock quotes
  • Real-time currency conversion
  • Portfolio tracking
  • Scenario comparison
  • Interactive charts
  • Save and share calculations
Features
Read full description

Finance Pro — 100+ Financial Calculators with Live Market Data Finance Pro is the most comprehensive financial calculator on the App Store. With over 100 formulas, live stock quotes, real-time currency conversion, and portfolio tracking, it's the only finance tool you need — whether you're a financial analyst, business student, investor, or someone calculating their next mortgage payment. LIVE MARKET INTEGRATION • Look up real-time stock quotes for any ticker symbol • Fetch live prices directly inside calculators — no switching between apps • Track your portfolio value with up to 10 stocks and live pricing • Calculate portfolio returns with annualized gains, cost basis, and holding period analysis • Convert any calculator result into 6+ major currencies using live exchange rates • Quick-convert foreign currency amounts into your local currency on any input field 100+ FINANCIAL CALCULATORS Every formula calculates your values and explains the meaning behind the results, combining a financial dictionary with a powerful calculator. Categories include: • Personal Finance — Mortgage payments, car loans, lease payments, tip calculator, housing affordability, and more • Stock Calculations — P/E ratio, price to book, price to sales, book value per share, payout ratio • Technical Analysis — Advance/decline, ARMS index, breadth thrust, Chande momentum, money flow index, and 10 more • Business Analysis — Break-even, inventory turnover, Z-score credit analysis, operating cycle, working capital • Business Valuation — NPV, WACC, DuPont ROE, EV/EBITDA, payback period, profitability index • Bond Calculations — Yield to maturity, bond duration, current yield, coupon rates • Investments — Holding period return, Rule of 72, capitalization rates, discounted value • Mortgage — Monthly payments, total carrying costs, points calculations • Debt Ratios — Acid test, debt to equity, interest coverage, asset utilization • Cost of Capital — Cost of debt, preferred stock, common stock, effective annual yield • Depreciation — Straight line, declining balance, double declining, value after years • Insurance — Actual cash value, reimbursement calculations • Interest Formulas — Future value, APR, installment loans, daily compounding • Accounts Receivable — Turnover ratios, average receivables, receivables by assets • Equity Ratios — Return on equity, opportunity cost, cash investment return • Rental Income & Gross Rent Multiplier — NOI, carrying costs, GRM analysis • Capitalization — Cap rate analysis and property valuation • Startup & Growth — Burn rate, runway, customer acquisition cost • Valuations — Asset-based, earnings-based, and comparable analysis POWERFUL TOOLS • Save calculations and revisit them anytime • Compare up to 4 scenarios side by side • Export and share results • 6 interactive chart types — growth curves, amortization, donut, waterfall, Z-score, and more • 30+ currencies supported with one-tap switching • Beautiful dark mode interface FINANCE PRO UPGRADE — $2.99 (Lifetime) Free users get 5 calculations per day, 3-stock portfolios, and full access to all formulas. Upgrade once for unlimited calculations, save and export, live price integration inside calculators, result currency conversion, scenario comparison, and 10-stock portfolios. One purchase. No subscriptions. Yours forever.

About

Klu

Open a bank account in under three minutes from anywhere, anytime. Skip the traditional banking hassle and long queues for a seamless digital experience.

Highlights
  • Instant account opening
  • Remote account setup
  • 24/7 accessibility
  • No physical branch visits
  • Digital financial management
Read full description

¡Olvídate de los Bancos y de las filas largas!

 Abre una cuenta en Klu en menos de tres minutos desde la comodidad de tu casa, oficina, o playa, sin importar si es lunes a las 8 de la noche o domingo a las 3 de la madrugada.

Screenshots

Finance Formulator4 screens
Klu4 screens

Verdict

The call

The clearest difference is rating: Klu at 3.7 against Finance Formulator's 3.0. Klu also leads on in-app purchases (none vs 1) and update cadence (every 5 weeks vs every 3 months). Finance Formulator's advantage is review sentiment (75% vs 33%). On price, ratings volume, ads and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Finance Formulator sells 1 one-off in-app purchase. Klu asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Klu holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews complicate that: 75% of Finance Formulator's written reviews are positive against 33% of Klu's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Finance Formulator ships an update every 3 months, Klu every 5 weeks. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
Finance Formulator versus Klu: the parameters behind the verdict, then further details
ParameterFinance FormulatorKlu
PriceFreeFree
Rating3.0 (2 ratings)3.7 (3 ratings) — better
Positive reviews75.0% of reviews — better33.3% of reviews
Number of ratings23 — better
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPad — betteriPhone
Requires iOS18.617 — better
Further details — not scored
Size18 MB90 MB
Age rating4+4+
DeveloperHistorycentral.comKlu Tech, S.A.P.I. de C.V.

Customer experience

Finance Formulator

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews12 reviews
Positive75.0%
Neutral8.3%
Negative16.7%

Klu

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews12 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

1 purchases

Finance Formulator

One-time1
  • Finance Formulator Pro$2.99
None

Klu

No in-app purchases

Questions

Is Finance Formulator free?
Finance Formulator is free to download, with in-app purchases available.
Is Klu free?
Klu is free to download, with no in-app purchases.
Which has better reviews, Finance Formulator or Klu?
Klu is rated higher. Finance Formulator averages 3.0 out of 5 from 2 ratings, while Klu averages 3.7 from 3 ratings.
Do Finance Formulator or Klu have ads?
Neither Finance Formulator nor Klu shows ads.
Which is updated more often, Finance Formulator or Klu?
Finance Formulator ships an update every 3 months, and Klu every 5 weeks. Most recently, Finance Formulator was updated on October 6, 2026 and Klu on October 2, 2026.

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