# Trelson vs Seating Plan (companion app)

The clearest difference is in-app purchases: Trelson at none against Seating Plan (companion app)'s 2. Seating Plan (companion app)'s advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Seating Plan (companion app) sells 2 in-app purchases, starting at $2.99 per month. Trelson asks for nothing beyond the download.

Trelson ships an update every 6 months, Seating Plan (companion app) every 7 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Trelson | Seating Plan (companion app) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 7 months |
| Size | 6 MB | 37 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trelson AB](https://appshunter.io/developer/1770975622) | [Mega Seating Plan](https://appshunter.io/developer/1728916327) |

## What reviewers say

### Trelson

[App page](https://appshunter.io/ios/app/trelson/id1437379265)

**Features:** Vision Pro support

**In-app purchases:** none


### Seating Plan (companion app)

[App page](https://appshunter.io/ios/app/seating-plan-companion-app/id6503652608)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mega Seating Plan Silver | $2.99 | per month |
| Mega Seating Plan Silver | $24.99 | per year |


## Frequently asked questions

### Is Trelson free?

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

### Is Seating Plan (companion app) free?

Seating Plan (companion app) is free to download, with in-app purchases available.

### Do Trelson or Seating Plan (companion app) have ads?

Neither Trelson nor Seating Plan (companion app) shows ads.

### Which is updated more often, Trelson or Seating Plan (companion app)?

Trelson ships an update every 6 months, and Seating Plan (companion app) every 7 months. Most recently, Trelson was updated on October 25, 2026 and Seating Plan (companion app) on October 25, 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.*