# Trace Zone vs Sailing Grand Slam

The clearest difference is in-app purchases: Sailing Grand Slam at none against Trace Zone's 2. Sailing Grand Slam also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. Trace Zone sells 2 in-app purchases, starting at $4.99 per month. Sailing Grand Slam asks for nothing beyond the download.

Trace Zone ships an update every 2 weeks, Sailing Grand Slam every 3 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Trace Zone | Sailing Grand Slam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 121 MB | 69 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OCEAN LABS LIMITED](https://appshunter.io/developer/1536082400) | [Sailti](https://appshunter.io/developer/960712124) |

## What reviewers say

### Trace Zone

[App page](https://appshunter.io/ios/app/trace-zone/id6745051522)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trace Premium Monthly | $4.99 | per month |
| Trace Premium Annual | $34.99 | per year |


### Sailing Grand Slam

[App page](https://appshunter.io/ios/app/sailing-grand-slam/id6760354162)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trace Zone free?

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

### Is Sailing Grand Slam free?

Sailing Grand Slam is free to download, with no in-app purchases.

### Do Trace Zone or Sailing Grand Slam have ads?

Trace Zone shows ads; Sailing Grand Slam does not.

### Which is updated more often, Trace Zone or Sailing Grand Slam?

Trace Zone ships an update every 2 weeks, and Sailing Grand Slam every 3 days. Most recently, Trace Zone was updated on November 8, 2026 and Sailing Grand Slam on October 31, 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.*