# Compound Wealth Simulator vs FIRE Calculator

The clearest difference is in-app purchases: Compound Wealth Simulator at none against FIRE Calculator's 2. Compound Wealth Simulator also leads on update cadence (daily vs every 2 weeks) and iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. FIRE Calculator sells 2 in-app purchases, starting at $1.99 per month. Compound Wealth Simulator asks for nothing beyond the download.

Compound Wealth Simulator ships an update daily, FIRE Calculator every 2 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Compound Wealth Simulator | FIRE Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 6 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kyohei Hayakawa](https://appshunter.io/developer/1895446921) | [Ke Tong](https://appshunter.io/developer/6773978273) |

## What reviewers say

### Compound Wealth Simulator

[App page](https://appshunter.io/ios/app/compound-wealth-simulator/id6763703092)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### FIRE Calculator

[App page](https://appshunter.io/ios/app/fire-calculator-retire-early/id6780137922)

Visualize your entire financial future on a single timeline, from saving to retirement drawdown. Instantly adjust your plan with sliders and explore various withdrawal strategies. Track your net worth and assess plan reliability with a Monte Carlo simulation.

**Highlights:** Single timeline visualization, Instant plan updates via sliders, Multiple withdrawal strategy comparison, Side FIRE income integration, Net worth tracking, Monte Carlo success score, Year-by-year financial projection

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $1.99 | per month |
| Premium (Yearly) | $14.99 | per year |


## Frequently asked questions

### Is Compound Wealth Simulator free?

Compound Wealth Simulator is free to download, with no in-app purchases.

### Is FIRE Calculator free?

FIRE Calculator is free to download, with in-app purchases available.

### Do Compound Wealth Simulator or FIRE Calculator have ads?

Both Compound Wealth Simulator and FIRE Calculator show ads.

### Which is updated more often, Compound Wealth Simulator or FIRE Calculator?

Compound Wealth Simulator ships an update daily, and FIRE Calculator every 2 weeks. Most recently, Compound Wealth Simulator was updated on October 28, 2026 and FIRE Calculator on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*