# Trough vs Arcline

The clearest difference is iOS requirement: Trough at 17.0 against Arcline's 26.4. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Trough sells 2 in-app purchases, starting at $9.99 per month and Arcline sells 3 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Trough | Arcline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trough-trt-tracker/id6760955550/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Freemium | — |
| Size | 10 MB | 16 MB |
| Requires iOS | **17.0** | 26.4 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 12+ | 17+ |
| Developer | [Rob Goldstein](https://appshunter.io/developer/951886331) | [Matthew Zartman](https://appshunter.io/developer/805216967) |

## What reviewers say

### Trough

[App page](https://appshunter.io/ios/app/trough-trt-tracker/id6760955550)

This app helps men on testosterone replacement therapy track their protocol, log daily wellness, and monitor hormone levels. It offers advanced features like pharmacokinetic modeling and bloodwork analysis, all while prioritizing user privacy with offline-first, on-device data storage.

**Highlights:** Log TRT injections and compounds, Track daily wellness metrics, Calculate Protocol Score, PK curve modeling (Pro), Bloodwork tracking (Pro), Offline-first data storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trough Pro Monthly | $9.99 | per month |
| Trough Pro Annual | $49.99 | per year |


### Arcline

[App page](https://appshunter.io/ios/app/arcline-trt-tracker/id6762562044)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trough Premium Monthly | $19.99 | per month |
| Trough Premium Annual | $129.00 | per year |
| Premium Lifetime | $149.00 | one-time |


## Frequently asked questions

### Is Trough free?

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

### Is Arcline free?

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

### Do Trough or Arcline have ads?

Neither Trough nor Arcline shows ads.

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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.*