# Ghost Auth vs UltraConvert

The clearest difference is update cadence: Ghost Auth at every 3 days against UltraConvert's every 6 months. Ghost Auth also leads on iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Ghost Auth ships an update every 3 days, UltraConvert every 6 months. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Ghost Auth | UltraConvert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/ultraconvert/id6760131100/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 months |
| Monetization | — | Free |
| Size | 11 MB | 15 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Kestrel AS](https://appshunter.io/developer/1788492559) | [Ozgur Ince](https://appshunter.io/developer/1880486776) |

## What reviewers say

### Ghost Auth

[App page](https://appshunter.io/ios/app/ghost-auth/id6759073858)

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

**In-app purchases:** none


### UltraConvert

[App page](https://appshunter.io/ios/app/ultraconvert/id6760131100)

This app offers a comprehensive suite of conversion tools, including units, live currency and cryptocurrency rates, and various calculators. It also provides field tools like GPS, compass, weather, and world clocks, with support for widgets and Apple Watch.

**Highlights:** Unit conversion across 16 categories, Live currency and cryptocurrency rates, Standard, scientific, electronics, and metal calculators, GPS, compass, sun position, and weather tools, World clocks and meeting planner, Home and Lock Screen widgets, Apple Watch app

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Ghost Auth free?

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

### Is UltraConvert free?

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

### Do Ghost Auth or UltraConvert have ads?

Neither Ghost Auth nor UltraConvert shows ads.

### Which is updated more often, Ghost Auth or UltraConvert?

Ghost Auth ships an update every 3 days, and UltraConvert every 6 months. Most recently, Ghost Auth was updated on October 12, 2026 and UltraConvert on October 2, 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.*