# Vigor vs Omnitrix AI

The clearest difference is ads: Vigor at none against Omnitrix AI's shown. Vigor also leads on iOS requirement (15.1 vs 17.0). Omnitrix AI's advantage is update cadence (weekly vs fortnightly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Vigor sells 2 in-app purchases, starting at $9.99 per month and Omnitrix AI sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Vigor ships an update fortnightly, Omnitrix AI weekly. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Vigor | Omnitrix AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Weekly** |
| Size | 53 MB | 23 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Fabijan Bajo](https://appshunter.io/developer/1049950802) | [samor AI](https://appshunter.io/developer/1805479878) |

## What reviewers say

### Vigor

[App page](https://appshunter.io/ios/app/vigor-stoic-habits/id6740433683)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited (1 Month) | $9.99 | per month |
| Unlimited (1 Year) | $29.99 | per year |


### Omnitrix AI

[App page](https://appshunter.io/ios/app/omnitrix-ai/id6744000708)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Omnitrix AI Pro | $4.99 | per month |
| Omnitrix AI Ultimate | $9.99 | per month |


## Frequently asked questions

### Is Vigor free?

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

### Is Omnitrix AI free?

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

### Do Vigor or Omnitrix AI have ads?

Omnitrix AI shows ads; Vigor does not.

### Which is updated more often, Vigor or Omnitrix AI?

Vigor ships an update fortnightly, and Omnitrix AI weekly. Most recently, Vigor was updated on October 2, 2026 and Omnitrix AI on October 4, 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.*