# Trayner AI vs VitaCheck

The clearest difference is ads: Trayner AI at none against VitaCheck's shown. VitaCheck's advantage is iOS requirement (13.0 vs 16.4). On price, update cadence, 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.

Trayner AI ships an update every 2 weeks, VitaCheck fortnightly. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Trayner AI | VitaCheck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Size | 132 MB | 38 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Just Get Visible](https://appshunter.io/developer/1204216451) | [Seulki Eom](https://appshunter.io/developer/1718927408) |

## What reviewers say

### Trayner AI

[App page](https://appshunter.io/ios/app/trayner-ai/id6768236586)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### VitaCheck

[App page](https://appshunter.io/ios/app/vitacheck-supplement-tracker/id6785212739)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trayner AI free?

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

### Is VitaCheck free?

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

### Do Trayner AI or VitaCheck have ads?

VitaCheck shows ads; Trayner AI does not.

### Which is updated more often, Trayner AI or VitaCheck?

Trayner AI ships an update every 2 weeks, and VitaCheck fortnightly. Most recently, Trayner AI was updated on October 11, 2026 and VitaCheck on October 13, 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.*