# TwentyFive vs FIREPlan Retirement Calculator

The clearest difference is in-app purchases: TwentyFive at none against FIREPlan Retirement Calculator's 3. FIREPlan Retirement Calculator's advantage is update cadence (monthly vs every 8 months) and iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. FIREPlan Retirement Calculator sells 3 in-app purchases, starting at $0.99 per month. TwentyFive asks for nothing beyond the download.

TwentyFive ships an update every 8 months, FIREPlan Retirement Calculator monthly. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | TwentyFive | FIREPlan Retirement Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Size | 9 MB | 45 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stanislav Miklashevych](https://appshunter.io/developer/1822499875) | [Ivan Dotsenko](https://appshunter.io/developer/551628923) |

## What reviewers say

### TwentyFive

[App page](https://appshunter.io/ios/app/twentyfive-pomodoro-timer/id6747704111)

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

**In-app purchases:** none


### FIREPlan Retirement Calculator

[App page](https://appshunter.io/ios/app/fireplan-retirement-calculator/id6765937698)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FIREPlan Pro Monthly | $0.99 | per month |
| FIREPlan Pro Yearly | $8.99 | per year |
| FIREPlan Pro Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is TwentyFive free?

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

### Is FIREPlan Retirement Calculator free?

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

### Do TwentyFive or FIREPlan Retirement Calculator have ads?

Neither TwentyFive nor FIREPlan Retirement Calculator shows ads.

### Which is updated more often, TwentyFive or FIREPlan Retirement Calculator?

TwentyFive ships an update every 8 months, and FIREPlan Retirement Calculator monthly. Most recently, TwentyFive was updated on October 17, 2026 and FIREPlan Retirement Calculator on October 8, 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.*