# Trident Martial Arts vs Smart Trainer app

The clearest difference is in-app purchases: Trident Martial Arts at none against Smart Trainer app's 1. Trident Martial Arts also leads on iOS requirement (14.0 vs 17.6). Smart Trainer app's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Smart Trainer app sells 1 one-off in-app purchase. Trident Martial Arts asks for nothing beyond the download.

Trident Martial Arts ships an update every 4 months, Smart Trainer app every 3 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Trident Martial Arts | Smart Trainer app |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 190 MB | 10 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Trident Academy of Martial Arts, Inc.](https://appshunter.io/developer/1457449671) | [Sandris Radzins](https://appshunter.io/developer/1821254962) |

## What reviewers say

### Trident Martial Arts

[App page](https://appshunter.io/ios/app/trident-martial-arts/id1099962431)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Smart Trainer app

[App page](https://appshunter.io/ios/app/smart-trainer-app/id6747401793)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version Access | $3.99 | one-time |


## Frequently asked questions

### Is Trident Martial Arts free?

Trident Martial Arts is free to download, with no in-app purchases.

### Is Smart Trainer app free?

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

### Do Trident Martial Arts or Smart Trainer app have ads?

Trident Martial Arts shows ads; Smart Trainer app does not.

### Which is updated more often, Trident Martial Arts or Smart Trainer app?

Trident Martial Arts ships an update every 4 months, and Smart Trainer app every 3 weeks. Most recently, Trident Martial Arts was updated on October 24, 2026 and Smart Trainer app 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.*