# simpleFIRE vs FIRELab

The clearest difference is in-app purchases: FIRELab at none against simpleFIRE's 1. simpleFIRE's advantage is iOS requirement (16.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. simpleFIRE sells 1 one-off in-app purchase. FIRELab asks for nothing beyond the download.

simpleFIRE ships an update fortnightly, FIRELab weekly. Both last shipped on October 19, 2026.

## The numbers

| Metric | simpleFIRE | FIRELab |
| --- | --- | --- |
| 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 | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 5 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [DAWID MICHAL MILCZAREK](https://appshunter.io/developer/1752376249) | [Gilberto Jose de Nazare](https://appshunter.io/developer/6776466084) |

## 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 |


### FIRELab

[App page](https://appshunter.io/ios/app/firelab-fire-calculator/id6799159773)

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

**In-app purchases:** none


## Frequently asked questions

### Is simpleFIRE free?

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

### Is FIRELab free?

FIRELab is free to download, with no in-app purchases.

### Do simpleFIRE or FIRELab have ads?

Neither simpleFIRE nor FIRELab shows ads.

### Which is updated more often, simpleFIRE or FIRELab?

simpleFIRE ships an update fortnightly, and FIRELab weekly. Most recently, simpleFIRE was updated on October 19, 2026 and FIRELab on October 19, 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.*