# SAMUDRA vs Gyre

The clearest difference is update cadence: Gyre at monthly against SAMUDRA's every 3 months. SAMUDRA's advantage is iOS requirement (14.0 vs 17.0). On price, ads, 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.

SAMUDRA ships an update every 3 months, Gyre monthly. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SAMUDRA | Gyre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gyre-tides-and-currents/id6796456570/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | — | Free |
| Size | 55 MB | 19 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [INCOIS](https://appshunter.io/developer/1280878670) | [Gyral LLC](https://appshunter.io/developer/6796456572) |

## What reviewers say

### SAMUDRA

[App page](https://appshunter.io/ios/app/samudra/id6450824919)

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

**In-app purchases:** none


### Gyre

[App page](https://appshunter.io/ios/app/gyre-tides-and-currents/id6796456570)

Visualize real-time wind, waves, and tide data on an interactive map. Get detailed tide predictions, current information, and weather forecasts, even offline. Enjoy astronomical data and customizable units.

**Highlights:** Interactive map with animated wind and waves, Offline tide predictions and 7-day forecasts, Real-time current speed and direction, Marine weather forecasts and alerts, Live NOAA buoy observations, Sun and moon rise/set times and phases, Home screen widgets for tide information

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

**In-app purchases:** none


## Frequently asked questions

### Is SAMUDRA free?

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

### Is Gyre free?

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

### Do SAMUDRA or Gyre have ads?

Neither SAMUDRA nor Gyre shows ads.

### Which is updated more often, SAMUDRA or Gyre?

SAMUDRA ships an update every 3 months, and Gyre monthly. Most recently, SAMUDRA was updated on November 7, 2026 and Gyre 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.*