# TROP vs GridTac

The clearest difference is device support: GridTac at 4 against TROP's 2. GridTac also leads on iOS requirement (15.5 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | TROP | GridTac |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/trop-tak-app/id6754279587/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free | — |
| Size | 494 MB | 28 MB |
| Requires iOS | 18.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 12+ |
| Developer | [Defencebay](https://appshunter.io/developer/1847622704) | [Linus Nilsson](https://appshunter.io/developer/6776521170) |

## What reviewers say

### TROP

[App page](https://appshunter.io/ios/app/trop-tak-app/id6754279587)

This app provides a shared operational picture for teams coordinating field activities. It integrates user positions, markers, missions, and data streams like video and drone feeds into a cohesive environment. Designed for fast information exchange and continuity, it functions even with unstable network conditions.

**Highlights:** Shared situational picture, Missions and field coordination, TAK/CoT interoperability, Field video streaming, Drone support, AI-assisted workflows, Online and offline operations

**Features:** macOS Compatibility

**In-app purchases:** none


### GridTac

[App page](https://appshunter.io/ios/app/gridtac/id6776521168)

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

**In-app purchases:** none


## Frequently asked questions

### Is TROP free?

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

### Is GridTac free?

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

### Do TROP or GridTac have ads?

Neither TROP nor GridTac shows ads.

### Which is updated more often, TROP or GridTac?

TROP ships an update every 4 days, and GridTac every 4 days. Most recently, TROP was updated on October 30, 2026 and GridTac on October 28, 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.*