# Built 4 Life vs RKF

Built 4 Life and RKF are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Built 4 Life sells 1 in-app purchase, starting at $149.99 per month and RKF sells 1 in-app purchase, starting at $300.00 per month. Whichever you choose, the download price is not the number that matters.

Built 4 Life ships an update every 2 months, RKF monthly. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Built 4 Life | RKF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 53 MB | 51 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [SFO COACHING LIMITED](https://appshunter.io/developer/1654172314) | [Rohan Kurup](https://appshunter.io/developer/1743230615) |

## What reviewers say

### Built 4 Life

[App page](https://appshunter.io/ios/app/built-4-life/id6444365196)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $149.99 | per month |


### RKF

[App page](https://appshunter.io/ios/app/rkf/id6499347434)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $300.00 | per month |


## Frequently asked questions

### Is Built 4 Life free?

Built 4 Life is free to download, with in-app purchases available.

### Is RKF free?

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

### Do Built 4 Life or RKF have ads?

Neither Built 4 Life nor RKF shows ads.

### Which is updated more often, Built 4 Life or RKF?

Built 4 Life ships an update every 2 months, and RKF monthly. Most recently, Built 4 Life was updated on October 3, 2026 and RKF on October 14, 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.*