# SERSA Zeit vs Torque Unit Converter

The clearest difference is price: SERSA Zeit at Free against Torque Unit Converter's $1.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

SERSA Zeit 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.

Both ship on a similar rhythm, roughly every 20 months. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | SERSA Zeit | Torque Unit Converter |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| 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 20 months | Every 20 months |
| Monetization | — | Paid |
| Size | 2 MB | 9 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [all4net GmbH](https://appshunter.io/developer/460914773) | [Kei Suefuji](https://appshunter.io/developer/1388335881) |

## What reviewers say

### SERSA Zeit

[App page](https://appshunter.io/ios/app/sersa-zeit/id1367885908)

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SERSA Zeit free?

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

### Is Torque Unit Converter free?

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

### Do SERSA Zeit or Torque Unit Converter have ads?

Neither SERSA Zeit nor Torque Unit Converter shows ads.

### Which is updated more often, SERSA Zeit or Torque Unit Converter?

SERSA Zeit ships an update every 20 months, and Torque Unit Converter every 20 months. Most recently, SERSA Zeit was updated on September 10, 2026 and Torque Unit Converter on September 17, 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.*