# simpleFIRE vs FIRE_Calculator

The clearest difference is in-app purchases: FIRE_Calculator at none against simpleFIRE's 1. FIRE_Calculator also leads on iOS requirement (13.0 vs 16.0). simpleFIRE's advantage is update cadence (monthly vs every 10 months). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for simpleFIRE against 5.0 for FIRE_Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

simpleFIRE ships an update monthly, FIRE_Calculator every 10 months. The most recent releases landed on September 20, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | simpleFIRE | FIRE_Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/simplefire-fire-calculator/id6504460384/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/fire-calculator/id6751175936/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 10 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 3 MB | 6 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DAWID MICHAL MILCZAREK](https://appshunter.io/developer/1752376249) | [Feng chen](https://appshunter.io/developer/1833687430) |

## 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 |
| --- | --- | --- |
| Advanced Settings | $24.99 | one-time |


### FIRE_Calculator

[App page](https://appshunter.io/ios/app/fire-calculator/id6751175936)

Visualize your savings and investments growing over time to determine if you are on track for early retirement. Input your financial details and goals to project your future wealth and assess your Financial Independence, Retire Early (FIRE) progress.

**Highlights:** Calculate investment growth, Set annual return rates, Add contributions, Project compound growth, Set retirement goals, Visualize financial path, Assess FIRE readiness

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is simpleFIRE free?

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

### Is FIRE_Calculator free?

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

### Which has better reviews, simpleFIRE or FIRE_Calculator?

simpleFIRE and FIRE_Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do simpleFIRE or FIRE_Calculator have ads?

Neither simpleFIRE nor FIRE_Calculator shows ads.

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

simpleFIRE ships an update monthly, and FIRE_Calculator every 10 months. Most recently, simpleFIRE was updated on September 20, 2026 and FIRE_Calculator on September 13, 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.*