# ShellYeah vs Unit Convert Go

The clearest difference is in-app purchases: Unit Convert Go at none against ShellYeah's 3. Unit Convert Go also leads on iOS requirement (16.0 vs 18.0). ShellYeah's advantage is update cadence (every 5 days vs every 2 weeks). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. ShellYeah sells 3 in-app purchases, starting at $1.39 per month. Unit Convert Go asks for nothing beyond the download.

ShellYeah ships an update every 5 days, Unit Convert Go every 2 weeks. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ShellYeah | Unit Convert Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/shellyeah-screenshot-mockups/id6768907932/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Freemium | **Free** |
| Size | 702 MB | 3 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [子捷 陈](https://appshunter.io/developer/1770204435) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### ShellYeah

[App page](https://appshunter.io/ios/app/shellyeah-screenshot-mockups/id6768907932)

Easily create professional 3D mockups and animated videos from your screenshots or screen recordings. Perfect for showcasing app updates, product launches, and social media content with customizable devices, motion templates, and HD export options.

**Highlights:** Import screenshots and recordings, Customize device angle and scale, Create animated videos with templates, Adjust lighting and environment, Export images and videos, Support for various social media sizes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.39 | per month |
| Pro Yearly | $9.99 | per year |
| Shell Yeah Pro Lifetime | $16.99 | one-time |


### Unit Convert Go

[App page](https://appshunter.io/ios/app/unit-convert-go/id6772014993)

This utility app offers fast, offline unit conversions for everyday needs. It supports a wide range of units including length, weight, temperature, and currency, with live, two-way conversion as you type. Favorite conversions can be pinned for quick access, and all data is kept private on your device.

**Highlights:** Live, two-way conversion, Offline-friendly, Pin favorite conversions, Recent conversions saved, Latest currency rates, Light and dark mode

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

**In-app purchases:** none


## Frequently asked questions

### Is ShellYeah free?

ShellYeah is free to download, with in-app purchases available.

### Is Unit Convert Go free?

Unit Convert Go is free to download, with no in-app purchases.

### Do ShellYeah or Unit Convert Go have ads?

Neither ShellYeah nor Unit Convert Go shows ads.

### Which is updated more often, ShellYeah or Unit Convert Go?

ShellYeah ships an update every 5 days, and Unit Convert Go every 2 weeks. Most recently, ShellYeah was updated on October 3, 2026 and Unit Convert Go on October 15, 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.*