# SIKU vs Trailmark (7.0)

The clearest difference is device support: Trailmark (7.0) at 3 against SIKU's 1. Trailmark (7.0) also leads on iOS requirement (15.0 vs 17.0). 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.

SIKU ships an update monthly, Trailmark (7.0) fortnightly. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | SIKU | Trailmark (7.0) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/siku/id1446633943/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 462 MB | 68 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Arctic Eider Society](https://appshunter.io/developer/1446633942) | [Trailmark Systems](https://appshunter.io/developer/1271217811) |

## What reviewers say

### SIKU

[App page](https://appshunter.io/ios/app/siku/id1446633943)

This app supports Indigenous communities by providing tools for tracking hunting trips, assessing ice safety, and preserving language. It prioritizes user data ownership and community integrity, requiring real identities for participation.

**Highlights:** Hunting trip tracking, Ice safety tools, Weather forecasting, Language preservation, Knowledge transfer, Community respect and integrity

**Features:** Vision Pro support

**In-app purchases:** none


### Trailmark (7.0)

[App page](https://appshunter.io/ios/app/trailmark-70/id6478794777)

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

**In-app purchases:** none


## Frequently asked questions

### Is SIKU free?

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

### Is Trailmark (7.0) free?

Trailmark (7.0) is free to download, with no in-app purchases.

### Do SIKU or Trailmark (7.0) have ads?

Neither SIKU nor Trailmark (7.0) shows ads.

### Which is updated more often, SIKU or Trailmark (7.0)?

SIKU ships an update monthly, and Trailmark (7.0) fortnightly. Most recently, SIKU was updated on September 23, 2026 and Trailmark (7.0) on September 15, 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.*