# Southwire® Conversion Calc vs MIMI Private Timer

The clearest difference is in-app purchases: Southwire® Conversion Calc at none against MIMI Private Timer's 2. MIMI Private Timer's advantage is update cadence (every 6 days vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MIMI Private Timer sells 2 one-off in-app purchases. Southwire® Conversion Calc asks for nothing beyond the download.

Southwire® Conversion Calc ships an update every 4 months, MIMI Private Timer every 6 days. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Southwire® Conversion Calc | MIMI Private Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/southwire-conversion-calc/id545756420/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 7 MB | 10 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Southwire Company](https://appshunter.io/developer/440338423) | [Ryoma Inoue](https://appshunter.io/developer/1862345588) |

## What reviewers say

### Southwire® Conversion Calc

[App page](https://appshunter.io/ios/app/southwire-conversion-calc/id545756420)

This utility app facilitates conversions between copper and aluminum electrical wiring. It allows users to calculate pricing, unit of measure, conversion factors, and weight based on product length. The app comes preloaded with numerous cable types for easy calculation.

**Highlights:** Copper to aluminum conversion, Aluminum to copper conversion, Pricing unit of measure calculation, Conversion factor calculation, Weight per product length calculation, Preloaded cable data

**Features:** macOS Compatibility

**In-app purchases:** none


### MIMI Private Timer

[App page](https://appshunter.io/ios/app/mimi-private-timer/id6760279762)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Buy me a coffee | $2.99 | one-time |


## Frequently asked questions

### Is Southwire® Conversion Calc free?

Southwire® Conversion Calc is free to download, with no in-app purchases.

### Is MIMI Private Timer free?

MIMI Private Timer is free to download, with in-app purchases available.

### Do Southwire® Conversion Calc or MIMI Private Timer have ads?

Neither Southwire® Conversion Calc nor MIMI Private Timer shows ads.

### Which is updated more often, Southwire® Conversion Calc or MIMI Private Timer?

Southwire® Conversion Calc ships an update every 4 months, and MIMI Private Timer every 6 days. Most recently, Southwire® Conversion Calc was updated on October 2, 2026 and MIMI Private Timer on October 7, 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.*