# RetireWhen vs Coast FIRE Calculator

The clearest difference is price: RetireWhen at Free against Coast FIRE Calculator's $4.99. RetireWhen also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 1). Coast FIRE Calculator's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 weeks). On device support there is nothing between them.

RetireWhen is free to download; Coast FIRE Calculator costs $4.99 up front. Coast FIRE Calculator sells 1 one-off in-app purchase. RetireWhen asks for nothing beyond the download.

RetireWhen holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: RetireWhen has 8 ratings behind it against 1, so its average is the more settled of the two.

RetireWhen ships an update every 4 weeks, Coast FIRE Calculator every 2 days. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | RetireWhen | Coast FIRE Calculator |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/retirewhen/id6743419791/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/coast-fire-calculator/id6754495451/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 2 days** |
| Monetization | **Free** | Paid |
| Size | 5 MB | 30 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Orestes Melgarejo](https://appshunter.io/developer/1329957643) | [Ataraxia Labs](https://appshunter.io/developer/1823083991) |

## What reviewers say

### RetireWhen

[App page](https://appshunter.io/ios/app/retirewhen/id6743419791)

This app helps you plan your retirement by allowing you to adjust various financial factors and instantly visualize their impact on your future savings and depletion age through dynamic charts and interactive sliders.

**Highlights:** Dynamic real-time charts, Support for 3 user profiles, Adjust income, savings, and spending, Visualize depletion age and savings breakdown, Interactive sliders for real-time adjustments, Year-by-year results view, Advanced variable adjustments

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

**In-app purchases:** none


### Coast FIRE Calculator

[App page](https://appshunter.io/ios/app/coast-fire-calculator/id6754495451)

This app helps you calculate the investment amount needed to achieve financial independence by retirement. It models your portfolio growth based on various financial assumptions, allowing you to plan for a secure future.

**Highlights:** Calculate Coast FIRE number, Project year-by-year growth, Compare different scenarios, Track progress towards goals, Save and manage multiple calculations, Flexible retirement age and income planning

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Usage | $8.99 | one-time |


## Frequently asked questions

### Is RetireWhen free?

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

### Is Coast FIRE Calculator free?

Coast FIRE Calculator costs $4.99, and also offers in-app purchases.

### Which has better reviews, RetireWhen or Coast FIRE Calculator?

RetireWhen is rated higher. RetireWhen averages 5.0 out of 5 from 8 ratings, while Coast FIRE Calculator averages 1.0 from 1 ratings.

### Do RetireWhen or Coast FIRE Calculator have ads?

RetireWhen shows ads; Coast FIRE Calculator does not.

### Which is updated more often, RetireWhen or Coast FIRE Calculator?

RetireWhen ships an update every 4 weeks, and Coast FIRE Calculator every 2 days. Most recently, RetireWhen was updated on October 12, 2026 and Coast FIRE Calculator on October 28, 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.*