Compounder - The Interest Tool
NICHOLAS IAIN MULLEY Finance iPhoneiPadiPod touch
Compounder - The Interest Tool is a free Finance app for iPhone and iPad by NICHOLAS IAIN MULLEY. Requires iOS 17.0. Updated April 29, 2026.
- Price
- Free
- on the App Store
- Size
- 14 MB
- Age 4+
- Updated
- Apr 29
- 2026 · v1.5
Screenshots
About Compounder - The Interest Tool
Compounder — The Compound Interest Calculator Compound interest is the most powerful force in personal finance. Compounder shows you exactly what it means for your money. GROWTH CALCULATOR Enter your starting balance, annual return rate, and how long you're investing. Add a periodic contribution and compound frequency to fine-tune the projection. Watch a number you recognise turn into one that doesn't feel real. WITHDRAWAL CALCULATOR Got a pot? Find out how long it lasts. Set a withdrawal amount, inflation rate, and frequency — and see the year your savings run out (or don't). CHARTS & YEARLY VALUES Visualise your growth curve or see every single year mapped out. Useful for planning. Mildly addictive for everyone else. TERMINOLOGY GUIDE Every field explained, clearly. No jargon, no assumptions. --- Compounder is free to use. Remove ads and help the developer with a one-time purchase to unlock the full experience. Part of the FiHub app family — alongside Rewirement (in-depth retirement planning) and Stocker (simplified stock analysis).
What’s new
Version 1.5 · Updated April 29, 2026
AdMob fixes
App privacy
The developer, NICHOLAS IAIN MULLEY, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Advertising Data
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction, Advertising Data
- Purchases: Purchase History
Used for: Third-Party Advertising, App Functionality
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Compounder - The Interest Tool | – | Free | April 29, 2026 | |
| Compounder | – | Free | Aug 25, 2025 | Compare |
| Evelyn Partners Moneyhealth | – | Free | May 14, 2025 | Compare |
| CADRO | 5.0 / 5 (1) | Free | Oct 1, 2026 | Compare |
| Alerta Chart: Crypto & Stocks | 5.0 / 5 (4) | Free | Oct 28, 2026 | Compare |
| Chorus TM | – | Free | Oct 26, 2026 | Compare |
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