# Torque Unit Calculator vs Panel Legend 2

The clearest difference is price: Torque Unit Calculator at Free against Panel Legend 2's $6.99. Torque Unit Calculator also leads on iOS requirement (15.0 vs 26.0). Panel Legend 2's advantage is update cadence (every 3 months vs every 30 months) and review sentiment (14% vs 0%). On ads, in-app purchases and device support there is nothing between them.

Torque Unit Calculator is free to download; Panel Legend 2 costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Torque Unit Calculator ships an update every 30 months, Panel Legend 2 every 3 months. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Torque Unit Calculator | Panel Legend 2 |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/panel-legend-2/id1569692089/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 0.0% of reviews | **14.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 3 months** |
| Monetization | **Free** | Paid |
| Size | 1 MB | 19 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Norbar](https://appshunter.io/developer/410824699) | [Snappy Appz Inc.](https://appshunter.io/developer/375591377) |

## What reviewers say

### Torque Unit Calculator

[App page](https://appshunter.io/ios/app/torque-unit-calculator/id581212286)

Easily convert between various torque units with this utility application. Developed by Norbar Torque Tools, it offers a straightforward way to handle torque measurements.

**Highlights:** Converts any torque unit to any other, Developed by Norbar Torque Tools, Simple and straightforward interface

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

**In-app purchases:** none


### Panel Legend 2

[App page](https://appshunter.io/ios/app/panel-legend-2/id1569692089)

Easily create professional panel legends for any project size. This universal app supports multiple devices and offers features like iCloud sync, PDF export, and color-coded circuit numbers. It also includes helpful construction calculators.

**Highlights:** Create legends of any size, iCloud support for cross-device sync, Export legends as PDF, Color-coded circuit numbers, Construction style calculator included, Supports inches or centimeters

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

**In-app purchases:** none


## Frequently asked questions

### Is Torque Unit Calculator free?

Torque Unit Calculator is free to download, with no in-app purchases.

### Is Panel Legend 2 free?

Panel Legend 2 costs $6.99, with no in-app purchases.

### Do Torque Unit Calculator or Panel Legend 2 have ads?

Neither Torque Unit Calculator nor Panel Legend 2 shows ads.

### Which is updated more often, Torque Unit Calculator or Panel Legend 2?

Torque Unit Calculator ships an update every 30 months, and Panel Legend 2 every 3 months. Most recently, Torque Unit Calculator was updated on October 13, 2026 and Panel Legend 2 on October 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.*