# Do1 vs SkillMax

The clearest difference is in-app purchases: Do1 at none against SkillMax's 2. Do1 also leads on update cadence (every 2 days vs every 2 weeks) and iOS requirement (15.0 vs 17.0). SkillMax's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. SkillMax sells 2 in-app purchases, starting at $9.99 per month. Do1 asks for nothing beyond the download.

Do1 ships an update every 2 days, SkillMax every 2 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Do1 | SkillMax |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Size | 25 MB | 77 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [The Big Marck](https://appshunter.io/developer/1895849317) | [Khoa Nguyen](https://appshunter.io/developer/973381823) |

## What reviewers say

### Do1

[App page](https://appshunter.io/ios/app/do1/id6764611021)

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

**In-app purchases:** none


### SkillMax

[App page](https://appshunter.io/ios/app/skillmax-calisthenics-workout/id6805715267)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is Do1 free?

Do1 is free to download, with no in-app purchases.

### Is SkillMax free?

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

### Do Do1 or SkillMax have ads?

Do1 shows ads; SkillMax does not.

### Which is updated more often, Do1 or SkillMax?

Do1 ships an update every 2 days, and SkillMax every 2 weeks. Most recently, Do1 was updated on October 22, 2026 and SkillMax on October 24, 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.*