# Blunami vs Trainventory

The clearest difference is update cadence: Blunami at fortnightly against Trainventory's every 4 months. Blunami also leads on iOS requirement (12.2 vs 18.6). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for Blunami against 4.6 for Trainventory. Both are backed by a comparable volume of ratings — 9 and 20 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Blunami ships an update fortnightly, Trainventory every 4 months. The most recent releases landed on September 9, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Blunami | Trainventory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (9 ratings)](https://appshunter.io/ios/app/blunami/id6450242596/reviews)** | [4.6 (20 ratings)](https://appshunter.io/ios/app/trainventory/id6738597502/reviews) |
| Number of ratings | 9 | **20** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free | Free |
| Size | 46 MB | 29 MB |
| Requires iOS | **12.2** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BlueRail Trains](https://appshunter.io/developer/1108536202) | [Nicholas Eby](https://appshunter.io/developer/380053295) |

## What reviewers say

### Blunami

[App page](https://appshunter.io/ios/app/blunami/id6450242596)

Control locomotives equipped with a specific DCC decoder using your mobile device. This application allows for seamless operation of your model trains.

**Highlights:** Locomotive control, DCC decoder compatibility, SoundTraxx Blunami support, Mobile operation

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

**In-app purchases:** none


### Trainventory

[App page](https://appshunter.io/ios/app/trainventory/id6738597502)

Organize, track the value of, and create wishlists for your model train collection. Get reminders for new releases and manage your hobby efficiently.

**Highlights:** Organize train collection, Track costs and value, Create wishlists, Wishlist reminders, User-friendly design

**In-app purchases:** none


## Frequently asked questions

### Is Blunami free?

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

### Is Trainventory free?

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

### Which has better reviews, Blunami or Trainventory?

Blunami is rated higher. Blunami averages 4.7 out of 5 from 9 ratings, while Trainventory averages 4.6 from 20 ratings.

### Do Blunami or Trainventory have ads?

Neither Blunami nor Trainventory shows ads.

### Which is updated more often, Blunami or Trainventory?

Blunami ships an update fortnightly, and Trainventory every 4 months. Most recently, Blunami was updated on September 9, 2026 and Trainventory on September 11, 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.*