# AI Fit Trainer vs Habiduck

AI Fit Trainer and Habiduck 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. AI Fit Trainer sells 2 in-app purchases, starting at $9.99 per month and Habiduck sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AI Fit Trainer ships an update every 4 days, Habiduck every 3 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | AI Fit Trainer | Habiduck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 85 MB | 11 MB |
| Requires iOS | **16.4** | 16.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Nikhil Nandagopal](https://appshunter.io/developer/1411494609) | [杨胜 朱](https://appshunter.io/developer/1609009505) |

## What reviewers say

### AI Fit Trainer

[App page](https://appshunter.io/ios/app/ai-fit-trainer/id6748228970)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Annual | $79.99 | per year |


### Habiduck

[App page](https://appshunter.io/ios/app/habiduck-habit-tracker/id6752852607)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week VIP | $0.99 | per 7 days |
| Yearly VIP | $9.99 | per year |


## Frequently asked questions

### Is AI Fit Trainer free?

AI Fit Trainer is free to download, with in-app purchases available.

### Is Habiduck free?

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

### Do AI Fit Trainer or Habiduck have ads?

Both AI Fit Trainer and Habiduck show ads.

### Which is updated more often, AI Fit Trainer or Habiduck?

AI Fit Trainer ships an update every 4 days, and Habiduck every 3 days. Most recently, AI Fit Trainer was updated on October 25, 2026 and Habiduck on October 28, 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.*