# simpleFIRE vs FireCalc Retirement Calculator

The clearest difference is ads: simpleFIRE at none against FireCalc Retirement Calculator's shown. simpleFIRE also leads on update cadence (every 6 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. simpleFIRE sells 1 one-off in-app purchase and FireCalc Retirement Calculator sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

simpleFIRE ships an update every 6 days, FireCalc Retirement Calculator every 6 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | simpleFIRE | FireCalc Retirement Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simplefire-fire-calculator/id6504460384/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 19 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DAWID MICHAL MILCZAREK](https://appshunter.io/developer/1752376249) | [ClearStack Apps](https://appshunter.io/developer/6798305739) |

## What reviewers say

### simpleFIRE

[App page](https://appshunter.io/ios/app/simplefire-fire-calculator/id6504460384)

Effortlessly plan your financial future with intuitive sliders and advanced settings. This ad-free calculator keeps your data private and secure on your device, offering a one-time purchase for lifetime access to all features.

**Highlights:** Intuitive sliders for financial input, Compound interest calculation, Advanced settings (withdrawal rates, inflation), Ad-free experience, One-time payment for lifetime access, Privacy-focused, no data collection

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| simpleFIRE Premium | $24.99 | one-time |


### FireCalc Retirement Calculator

[App page](https://appshunter.io/ios/app/firecalc-retirement-calculator/id6798891218)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FireCalc Pro Monthly | $1.99 | per month |
| FireCalc Pro Yearly | $9.99 | per year |
| FireCalc Pro Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is simpleFIRE free?

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

### Is FireCalc Retirement Calculator free?

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

### Do simpleFIRE or FireCalc Retirement Calculator have ads?

FireCalc Retirement Calculator shows ads; simpleFIRE does not.

### Which is updated more often, simpleFIRE or FireCalc Retirement Calculator?

simpleFIRE ships an update every 6 days, and FireCalc Retirement Calculator every 6 weeks. Most recently, simpleFIRE was updated on October 30, 2026 and FireCalc Retirement 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.*