# O vs Torque Unit CVT

O and Torque Unit CVT are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

O ships an update every 6 weeks, Torque Unit CVT every 2 months. The most recent releases landed on September 9, 2026 and July 27, 2026 respectively.

## The numbers

| Metric | O | Torque Unit CVT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 40 MB | 11 MB |
| Requires iOS | **12.0** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HUTCHINSON](https://appshunter.io/developer/862345826) | [Hidenori Ishii](https://appshunter.io/developer/1453853542) |

## What reviewers say

### O

[App page](https://appshunter.io/ios/app/o-ring/id1229032846)

**Features:** macOS Compatibility

**In-app purchases:** none


### Torque Unit CVT

[App page](https://appshunter.io/ios/app/torque-unit-cvt/id1454473724)

Easily convert torque units with this straightforward tool. It supports conversions between N-m, N-cm, mNm, kgf-m, kgf-cm, and gf-cm. The conversion happens instantly as you input values.

**Highlights:** Torque unit conversion, Supports N-m, N-cm, mNm, kgf-m, kgf-cm, gf-cm, Instant conversion upon input, Simple and intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is O free?

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

### Is Torque Unit CVT free?

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

### Do O or Torque Unit CVT have ads?

Neither O nor Torque Unit CVT shows ads.

### Which is updated more often, O or Torque Unit CVT?

O ships an update every 6 weeks, and Torque Unit CVT every 2 months. Most recently, O was updated on September 9, 2026 and Torque Unit CVT on July 27, 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.*