# IVM vs sTrain

The clearest difference is in-app purchases: IVM at none against sTrain's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. sTrain sells 2 one-off in-app purchases. IVM asks for nothing beyond the download.

IVM ships an update every 6 weeks, sTrain every 2 months. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | IVM | sTrain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 29 MB | 41 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Champier Lda.](https://appshunter.io/developer/942300054) | [Anthony Eli Rasch](https://appshunter.io/developer/1785588945) |

## What reviewers say

### IVM

[App page](https://appshunter.io/ios/app/ivm/id6499440005)

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

**In-app purchases:** none


### sTrain

[App page](https://appshunter.io/ios/app/strain-gym-workout-tracker/id6752215175)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| sTrain Pro - EarlyBird | $3.99 | one-time |
| sTrain Pro - Lifetime | $5.99 | one-time |


## Frequently asked questions

### Is IVM free?

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

### Is sTrain free?

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

### Do IVM or sTrain have ads?

Neither IVM nor sTrain shows ads.

### Which is updated more often, IVM or sTrain?

IVM ships an update every 6 weeks, and sTrain every 2 months. Most recently, IVM was updated on November 4, 2026 and sTrain on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*