# Soulver 4 vs Catalogo Emika

The clearest difference is in-app purchases: Catalogo Emika at none against Soulver 4's 10. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Soulver 4 sells 10 in-app purchases, starting at $26.00 per year. Catalogo Emika asks for nothing beyond the download.

## The numbers

| Metric | Soulver 4 | Catalogo Emika |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (436 ratings)](https://appshunter.io/ios/app/soulver-4/id1508732804/reviews)** | — |
| Number of ratings | **436** | — |
| Positive reviews | 76.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Paid | — |
| Size | 40 MB | 1 MB |
| Requires iOS | 17.6 | **16.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Zac Cohan](https://appshunter.io/developer/1508732803) | [Danilo Tubito](https://appshunter.io/developer/1562308358) |

## What reviewers say

### Soulver 4

[App page](https://appshunter.io/ios/app/soulver-4/id1508732804)

This app combines the functionality of a notepad with a powerful calculator. It allows users to perform complex calculations using natural language, supports unit conversions, date math, and live currency conversions. Organize your calculations in sheets with text comments and share them as PDFs.

**Highlights:** Natural language calculations, Unit and currency conversions, Date and time math, Live currency and stock prices, Customizable accessory keyboards, Spreadsheet-like line references, Variables and conditional statements

**Features:** Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Assistant, Stocks & Weather | $26.00 | per year |
| 60-day free trial (for iPad) | Free | one-time |
| 60-day free trial (for Mac) | Free | one-time |
| Soulver 3 for iPhone | $14.00 | one-time |
| Soulver 4 for iPhone | $15.00 | one-time |
| Soulver 3 for iPad | $20.00 | one-time |
| Soulver 4 (Upgrade from Soulver 3) | $29.00 | one-time |
| Soulver 3 for Mac | $39.00 | one-time |
| Soulver 4 | $54.00 | one-time |
| Soulver 4 | $59.00 | one-time |

**What reviewers like**

- 💻 Powerful calculation tool
- 📝 Seamless note-taking integration
- 🔢 Intuitive natural language input
- 🗂️ Organized folder and sheet management
- ⚙️ Extensive unit conversion capabilities

**What reviewers complain about**

- 💰 Expensive one-time purchase price
- 🔁 Separate purchases for Mac, iPad, and iPhone
- 🤖 AI integration requires additional subscription
- 🐛 Occasional crashes and bugs reported
- 📊 Limited spreadsheet-like functionality

**Reported bugs**

- Crashes when using certain emojis in sheet titles
- Issues with iCloud sync and data migration from older versions
- Inconsistent behavior when modifying variables and formulas

**Requested features**

- Improved iPad and iPhone UI/UX
- Enhanced data export and sharing options
- More advanced mathematical and scientific functions
- Ability to define custom units and unit conversions


### Catalogo Emika

[App page](https://appshunter.io/ios/app/catalogo-emika/id6746681603)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Soulver 4 free?

Soulver 4 is free to download, with in-app purchases available.

### Is Catalogo Emika free?

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

### Do Soulver 4 or Catalogo Emika have ads?

Neither Soulver 4 nor Catalogo Emika shows ads.

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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.*