# TARRAN vs Forens

The clearest difference is in-app purchases: TARRAN at none against Forens's 2. TARRAN also leads on iOS requirement (15.5 vs 18.0). Forens's advantage is update cadence (every 10 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Forens sells 2 in-app purchases, starting at $0.99 per month. TARRAN asks for nothing beyond the download.

TARRAN ships an update every 6 weeks, Forens every 10 days. The most recent releases landed on September 27, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | TARRAN | Forens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tarran/id6553982054/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 132 MB | 14 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [TARRAN](https://appshunter.io/developer/1758042435) | [Leo Makkinje](https://appshunter.io/developer/349849464) |

## What reviewers say

### TARRAN

[App page](https://appshunter.io/ios/app/tarran/id6553982054)

Manage your TARRAN bikes with this official companion app. Pair your device, control your bike remotely, track its live location, and receive security alerts with Sentry Mode.

**Highlights:** Device Pairing & Bike Management, Remote Lock/Unlock, Live GPS Tracking, Sentry Mode with Motion Detection, Security Alerts

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

**In-app purchases:** none


### Forens

[App page](https://appshunter.io/ios/app/forens-know-before-you-go/id6748138495)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $0.99 | per month |
| Yearly subscription | $4.99 | per year |


## Frequently asked questions

### Is TARRAN free?

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

### Is Forens free?

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

### Do TARRAN or Forens have ads?

Neither TARRAN nor Forens shows ads.

### Which is updated more often, TARRAN or Forens?

TARRAN ships an update every 6 weeks, and Forens every 10 days. Most recently, TARRAN was updated on September 27, 2026 and Forens on October 26, 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.*