# unFit.io vs Cornerstone Strength

The clearest difference is ads: Cornerstone Strength at none against unFit.io's shown. unFit.io's advantage is iOS requirement (13.4 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. unFit.io sells 1 one-off in-app purchase and Cornerstone Strength sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | unFit.io | Cornerstone Strength |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/cornerstone-strength/id6760873427/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Subscription |
| Size | 33 MB | 59 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Contumelio](https://appshunter.io/developer/1282516958) | [K&G Apps](https://appshunter.io/developer/1886601431) |

## What reviewers say

### unFit.io

[App page](https://appshunter.io/ios/app/unfitio/id6502375282)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $7.29 | one-time |


### Cornerstone Strength

[App page](https://appshunter.io/ios/app/cornerstone-strength/id6760873427)

This app helps users track workouts, build strength, and gain muscle with custom programs and advanced analytics. It offers detailed logging for exercises, progress tracking, and a large exercise library.

**Highlights:** Custom workout program creation, Advanced training algorithm, Detailed workout logging (weight, reps, RPE, RIR), Progress charts and analytics, Extensive exercise library, Personal record detection, Workout sharing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $7.99 | per month |
| Yearly Subscription | $49.99 | per year |


## Frequently asked questions

### Is unFit.io free?

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

### Is Cornerstone Strength free?

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

### Do unFit.io or Cornerstone Strength have ads?

unFit.io shows ads; Cornerstone Strength does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*