# Ariel Torque Guide vs Sellina

The clearest difference is iOS requirement: Sellina at 13.0 against Ariel Torque Guide's 15.1. 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.

Ariel Torque Guide ships an update every 2 months, Sellina monthly. The most recent releases landed on October 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Ariel Torque Guide | Sellina |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/ariel-torque-guide/id1048114883/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 52 MB | 131 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ariel Corporation](https://appshunter.io/developer/571901606) | [Snehadeep Vikaram](https://appshunter.io/developer/1571188426) |

## What reviewers say

### Ariel Torque Guide

[App page](https://appshunter.io/ios/app/ariel-torque-guide/id1048114883)

This app provides quick access to fastener torques and clearances for Ariel compressors, serving as an electronic companion to engineering reference documents. It allows users to find specific values based on compressor model, fastener location, and part numbers, even without an internet connection.

**Highlights:** Determine fastener torques and clearances, Access data offline, Filter by compressor model, location, and type, Find clearance values by part number, Access customer support information, Link to technical documentation

**Features:** macOS Compatibility

**In-app purchases:** none


### Sellina

[App page](https://appshunter.io/ios/app/sellina/id1586577496)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ariel Torque Guide free?

Ariel Torque Guide is free to download, with no in-app purchases.

### Is Sellina free?

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

### Do Ariel Torque Guide or Sellina have ads?

Neither Ariel Torque Guide nor Sellina shows ads.

### Which is updated more often, Ariel Torque Guide or Sellina?

Ariel Torque Guide ships an update every 2 months, and Sellina monthly. Most recently, Ariel Torque Guide was updated on October 24, 2026 and Sellina on September 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.*