# TrainFlow vs KMOI

The clearest difference is in-app purchases: TrainFlow at none against KMOI's 3. KMOI's advantage is update cadence (weekly vs every 4 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. KMOI sells 3 in-app purchases, starting at $8.99 per month. TrainFlow asks for nothing beyond the download.

TrainFlow ships an update every 4 weeks, KMOI weekly. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | TrainFlow | KMOI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Size | 56 MB | 42 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [THX IT Oy](https://appshunter.io/developer/1741943093) | [Egor Golovitsyn](https://appshunter.io/developer/1890625897) |

## What reviewers say

### TrainFlow

[App page](https://appshunter.io/ios/app/trainflow-training-plans/id6744355617)

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

**In-app purchases:** none


### KMOI

[App page](https://appshunter.io/ios/app/kmoi-running/id6761644783)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic (1 Month) | $8.99 | per month |
| Basic (3 Months) | $22.99 | per 3 months |
| Basic (1 Year) | $79.99 | per year |


## Frequently asked questions

### Is TrainFlow free?

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

### Is KMOI free?

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

### Do TrainFlow or KMOI have ads?

Neither TrainFlow nor KMOI shows ads.

### Which is updated more often, TrainFlow or KMOI?

TrainFlow ships an update every 4 weeks, and KMOI weekly. Most recently, TrainFlow was updated on September 30, 2026 and KMOI on September 29, 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.*