# Units Converters. vs Corner Calculus

The clearest difference is update cadence: Corner Calculus at weekly against Units Converters.'s every 14 months. Corner Calculus also leads on price ($1.99 vs $2.99) and iOS requirement (12.0 vs 16.0). Units Converters.'s advantage is ratings volume (18 vs 3). On rating, ads, in-app purchases and monetization model there is nothing between them.

Units Converters. costs $2.99 and Corner Calculus $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.4 for Units Converters. against 4.3 for Corner Calculus. That said, the two scores are not equally well evidenced: Units Converters. has 18 ratings behind it against 3, so its average is the more settled of the two.

Units Converters. ships an update every 14 months, Corner Calculus weekly. The most recent releases landed on October 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Units Converters. | Corner Calculus |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[4.4 (18 ratings)](https://appshunter.io/ios/app/units-converters/id531049678/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/corner-calculus/id1532990651/reviews) |
| Number of ratings | **18** | 3 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 1 MB | 12 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [Sergey Kirichenko](https://appshunter.io/developer/1532990653) |

## What reviewers say

### Units Converters.

[App page](https://appshunter.io/ios/app/units-converters/id531049678)

This app provides a comprehensive set of tools for converting between various units of measurement across 60 categories and over 1300 units. It allows for quick and accurate calculations based on input value and unit changes.

**Highlights:** 60 conversion categories, 1327 units supported, 53742 conversions available, Dynamic input value calculation, Input and output unit changes, Supports iPhone, iPad, and iPod

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

**In-app purchases:** none


### Corner Calculus

[App page](https://appshunter.io/ios/app/corner-calculus/id1532990651)

This professional tool simplifies the calculation of corner miter joints for woodworking projects. It accurately determines edge angles and dimensions for various joint configurations, including corner rounding with a specified radius.

**Highlights:** Miter joint calculation, Edge angle and dimension calculation, Corner rounding with radius, Supports various joint configurations, Professional woodworking tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Units Converters. free?

Units Converters. costs $2.99, with no in-app purchases.

### Is Corner Calculus free?

Corner Calculus costs $1.99, with no in-app purchases.

### Which has better reviews, Units Converters. or Corner Calculus?

Units Converters. is rated higher. Units Converters. averages 4.4 out of 5 from 18 ratings, while Corner Calculus averages 4.3 from 3 ratings.

### Do Units Converters. or Corner Calculus have ads?

Neither Units Converters. nor Corner Calculus shows ads.

### Which is updated more often, Units Converters. or Corner Calculus?

Units Converters. ships an update every 14 months, and Corner Calculus weekly. Most recently, Units Converters. was updated on October 19, 2026 and Corner Calculus on October 10, 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.*