Compound. vs CompoundFX
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Compound.
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Explore how savings and investments could grow with Compound. MODEL YOUR PLAN โข Compound and simple interest calculators โข Goal planning, daily compounding, and forex calculation modes โข Adjustable rates, time periods, and compounding frequencies โข Recurring deposits and withdrawals โข USD, EUR, GBP, INR, and JPY display currencies UNDERSTAND YOUR PROJECTION View projected balances, interest, effective rates, growth charts, and period-by-period breakdowns. Save calculations, compare scenarios, and share results. DESIGNED FOR EVERYDAY USE Clear layouts for iPhone and iPad, light and dark themes, and readable large-number formatting. Some features require the one-time Premium purchase. Premium also removes banner ads. Calculations are educational estimates based on your inputs, not financial advice or guaranteed returns. Currency selection changes the display currency; it does not convert amounts using live exchange rates. Privacy Policy: https://compoundcalc-legal.vercel.app/privacy/ Terms of Use: https://compoundcalc-legal.vercel.app/terms/
CompoundFX
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CompoundFX is the compound interest calculator that shows you what it takes, not just what you'll have. Model investment growth, plan for retirement, and pressure-test your FIRE goals with precision. Set a goal, $1M by age 60, a down payment, or a college fund, and CompoundFX solves for the missing piece. The rate youโll need. The years it will take. The deposit you have to make. No more guessing. No more trial and error. GOAL MODE Pick your goal. Choose what to solve for. CompoundFX does the financial math. - Solve for Rate of Return - Solve for Time Horizon - Solve for Starting Principal - Solve for Monthly Contribution COMPARE SCENARIOS Should you save more or invest longer? Pay off debt or boost your 401(k)? Save scenarios and put them head-to-head. See the difference, the total dollar impact, and exactly when one strategy pulls ahead. A CALCULATOR THAT SHOWS ITS WORK - Real-time growth chart with milestone markers ($100K, $250K, $1M) - Year-by-year breakdown with full transparency - Inflation, Taxes, and Expense Ratios: See what you actually keep after fee drag - Daily, weekly, monthly, or annual contributions - Custom compounding intervals (Daily to Annually) - Sub-year precision for short-horizon plans DESIGNED FOR iPHONE & INDIE DEV Dark glass UI. Smooth haptics. Built natively in SwiftUI for iOS 17 and up. No accounts. No ads. No tracking. Your scenarios stay locally on your device. EXPORT AND SHARE Generate a polished two-page PDF report with an executive summary, growth chart, and full milestone breakdown. Or share a branded image to text or social media. FREE FEATURES - Full compound interest calculator - Real-time growth chart and year-by-year table - Inflation, tax, and expense adjustments - Custom contribution and compounding schedules - Branded image sharing PRO: $4.99 (ONE-TIME PURCHASE) - Goal Mode (Solve for any missing variable) - Save unlimited scenarios - Compare scenarios side-by-side - Export two-page PDF reports One purchase. Unlocked forever. Family Sharing fully supported. WHO IT'S FOR Whether you're starting your first Roth IRA, managing index funds, planning early retirement, modeling a college fund, or tracking a Bogleheads portfolio, CompoundFX gives you the answer in seconds. PRIVACY FIRST CompoundFX is fully offline. No data collection. No accounts required. No analytics. No third-party SDKs. Your personal finance data is stored safely on your device. DISCLAIMER CompoundFX is for educational and planning purposes. It does not provide investment, tax, or financial advice. Returns shown are projections based on the inputs you provide and do not guarantee actual investment performance. Questions or feedback? support@originsoftware.net
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Verdict
The clearest difference is ads: CompoundFX at none against Compound.'s shown. CompoundFX also leads on update cadence (every 2 months vs every 8 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Compound. sells 1 one-off in-app purchase and CompoundFX sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Compound. ships an update every 8 months, CompoundFX every 2 months. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.
| Parameter | Compound. | CompoundFX |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 months | Every 2 months โ better |
| Ads | Yes | No โ better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad โ better | iPhone |
| Requires iOS | 18.0 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 5 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Stephen Bae | Origin Software, Inc. |
In-app purchases
Compound.
- Premium$3.99
CompoundFX
- CompoundFX Pro$4.99









