# Words on a Train vs Tetra Blast Jam

The clearest difference is ads: Words on a Train at none against Tetra Blast Jam's shown. Words on a Train also leads on update cadence (daily vs every 8 days). Tetra Blast Jam's advantage is iOS requirement (15.0 vs 18.2). On price, 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.

Words on a Train ships an update daily, Tetra Blast Jam every 8 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Words on a Train | Tetra Blast Jam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/words-on-a-train/id6743735360/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 8 days |
| Monetization | Free | — |
| Size | 34 MB | 175 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael O’Brien](https://appshunter.io/developer/1451150390) | [Backpack Games](https://appshunter.io/developer/1516613435) |

## What reviewers say

### Words on a Train

[App page](https://appshunter.io/ios/app/words-on-a-train/id6743735360)

Spell valid English words using letters from passing train cars. The game speeds up as you progress, offering a challenge with ten-letter words. Share your high scores and compete with friends.

**Highlights:** Spell words from passing train cars, Increasing speed and challenge, Ten-letter word opportunities, High score sharing, Challenge friends

**Features:** macOS Compatibility

**In-app purchases:** none


### Tetra Blast Jam

[App page](https://appshunter.io/ios/app/tetra-blast-jam/id6756301698)

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

**In-app purchases:** none


## Frequently asked questions

### Is Words on a Train free?

Words on a Train is free to download, with no in-app purchases.

### Is Tetra Blast Jam free?

Tetra Blast Jam is free to download, with no in-app purchases.

### Do Words on a Train or Tetra Blast Jam have ads?

Tetra Blast Jam shows ads; Words on a Train does not.

### Which is updated more often, Words on a Train or Tetra Blast Jam?

Words on a Train ships an update daily, and Tetra Blast Jam every 8 days. Most recently, Words on a Train was updated on November 4, 2026 and Tetra Blast Jam on October 30, 2026.

---

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