# In Functional Wellness vs Surface Coach

The clearest difference is update cadence: Surface Coach at every 2 weeks against In Functional Wellness's every 4 months. In Functional Wellness's advantage is iOS requirement (12.3 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

In Functional Wellness ships an update every 4 months, Surface Coach every 2 weeks. The most recent releases landed on July 7, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | In Functional Wellness | Surface Coach |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Size | 50 MB | 260 MB |
| Requires iOS | **12.3** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [IN FUNCTIONAL WE TRUST](https://appshunter.io/developer/1520106949) | [RS CONSEILS & DEVELOPPEMENT](https://appshunter.io/developer/1660270160) |

## What reviewers say

### In Functional Wellness

[App page](https://appshunter.io/ios/app/in-functional-wellness/id1520106950)

**In-app purchases:** none


### Surface Coach

[App page](https://appshunter.io/ios/app/surface-coach/id1660270158)

**In-app purchases:** none


## Frequently asked questions

### Is In Functional Wellness free?

In Functional Wellness is free to download, with no in-app purchases.

### Is Surface Coach free?

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

### Which is updated more often, In Functional Wellness or Surface Coach?

In Functional Wellness ships an update every 4 months, and Surface Coach every 2 weeks. Most recently, In Functional Wellness was updated on July 7, 2026 and Surface Coach on September 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.*