# Sum List vs SEATO

The clearest difference is price: SEATO at Free against Sum List's $1.99. SEATO also leads on in-app purchases (none vs 1). Sum List's advantage is iOS requirement (15.0 vs 17.5). On update cadence, ads and device support there is nothing between them.

SEATO is free to download; Sum List costs $1.99 up front. Sum List sells 1 one-off in-app purchase. SEATO asks for nothing beyond the download.

Sum List ships an update every 3 months, SEATO every 5 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Sum List | SEATO |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/seato/id6738327738/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | — | Free |
| Size | 1 MB | 4 MB |
| Requires iOS | **15.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Erdem Met](https://appshunter.io/developer/1632731422) | [WESTONB.DEV LLC](https://appshunter.io/developer/1814419412) |

## What reviewers say

### Sum List

[App page](https://appshunter.io/ios/app/sum-list/id1632731420)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iCloud Extension | $1.99 | one-time |


### SEATO

[App page](https://appshunter.io/ios/app/seato/id6738327738)

Instantly create seating charts for any event without spreadsheets. Define table shapes, guest lists, and specific seating rules to automatically arrange guests perfectly. Save time and reduce stress for gatherings like dinners, weddings, and conferences.

**Highlights:** Instant seating charts, Customizable table shapes, Smart guest constraints, Drag-and-drop editing, Unlimited event templates, Export to PDF/image

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sum List free?

Sum List costs $1.99, and also offers in-app purchases.

### Is SEATO free?

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

### Do Sum List or SEATO have ads?

Neither Sum List nor SEATO shows ads.

### Which is updated more often, Sum List or SEATO?

Sum List ships an update every 3 months, and SEATO every 5 months. Most recently, Sum List was updated on October 14, 2026 and SEATO on October 7, 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.*