# High Tide Chart vs mAPPa

The clearest difference is in-app purchases: mAPPa at none against High Tide Chart's 1. mAPPa also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. High Tide Chart sells 1 in-app purchase, starting at $3.99 per month. mAPPa asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | High Tide Chart | mAPPa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Size | 47 MB | 32 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Web Evolui](https://appshunter.io/developer/1476642695) | [União dos Escoteiros do Brasil](https://appshunter.io/developer/986384157) |

## What reviewers say

### High Tide Chart

[App page](https://appshunter.io/ios/app/high-tide-chart/id6753727747)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| High Tide Premium | $3.99 | per month |


### mAPPa

[App page](https://appshunter.io/ios/app/mappa/id6757923937)

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

**In-app purchases:** none


## Frequently asked questions

### Is High Tide Chart free?

High Tide Chart is free to download, with in-app purchases available.

### Is mAPPa free?

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

### Do High Tide Chart or mAPPa have ads?

High Tide Chart shows ads; mAPPa does not.

### Which is updated more often, High Tide Chart or mAPPa?

High Tide Chart ships an update every 2 months, and mAPPa every 2 months. Most recently, High Tide Chart was updated on October 3, 2026 and mAPPa 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.*