# Torque Unit Converter vs Peco Douwes

The clearest difference is price: Peco Douwes at Free against Torque Unit Converter's $1.99. Peco Douwes also leads on update cadence (every 6 weeks vs every 14 months) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Peco Douwes is free to download; Torque Unit Converter costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Torque Unit Converter ships an update every 14 months, Peco Douwes every 6 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Torque Unit Converter | Peco Douwes |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.6 (12 ratings)](https://appshunter.io/ios/app/torque-unit-converter/id1434537031/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 2 MB | 15 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [LizardApps](https://appshunter.io/developer/813507312) |

## What reviewers say

### Torque Unit Converter

[App page](https://appshunter.io/ios/app/torque-unit-converter/id1434537031)

Easily convert torque values between nine different units. Input your torque value and select the desired units for instant conversion. Supports common units like N·m, kgf·m, and lbf·ft.

**Highlights:** Converts torque values, Supports 9 unit types, SI unit conversion, Weight kilogram meter conversion, Pound-foot conversion, Intuitive interface

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

**In-app purchases:** none


### Peco Douwes

[App page](https://appshunter.io/ios/app/peco-douwes/id6447574734)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Torque Unit Converter free?

Torque Unit Converter costs $1.99, with no in-app purchases.

### Is Peco Douwes free?

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

### Do Torque Unit Converter or Peco Douwes have ads?

Neither Torque Unit Converter nor Peco Douwes shows ads.

### Which is updated more often, Torque Unit Converter or Peco Douwes?

Torque Unit Converter ships an update every 14 months, and Peco Douwes every 6 weeks. Most recently, Torque Unit Converter was updated on October 26, 2026 and Peco Douwes on October 25, 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.*