# Soulver 4 vs AppIdeasApp

The clearest difference is update cadence: AppIdeasApp at every 3 days against Soulver 4's monthly. AppIdeasApp also leads on monetization model (freemium vs paid). Soulver 4's advantage is ratings volume (429 vs 3). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Soulver 4 sells 14 in-app purchases, starting at $26.00 per year and AppIdeasApp sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Soulver 4 against 5.0 for AppIdeasApp. That said, the two scores are not equally well evidenced: Soulver 4 has 429 ratings behind it against 3, so its average is the more settled of the two.

Soulver 4 ships an update monthly, AppIdeasApp every 3 days. The most recent releases landed on October 21, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Soulver 4 | AppIdeasApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (429 ratings)](https://appshunter.io/ios/app/soulver-4/id1508732804/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/appideasapp/id6476480047/reviews)** |
| Number of ratings | **429** | 3 |
| Positive reviews | 76.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Paid | **Freemium** |
| Size | 39 MB | 8 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zac Cohan](https://appshunter.io/developer/1508732803) | [Brittany Rima](https://appshunter.io/developer/1602436739) |

## 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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Assistant, Stocks & Weather | $26.00 | per year |
| Complementary Upgrade | Free | one-time |
| 30-day free trial (for iPhone) | Free | one-time |
| 60-day free trial (for iPad) | Free | one-time |
| 60-day free trial (for Mac) | Free | one-time |
| Soulver 4 for iPhone (upgrade) | $7.49 | 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 4 (Promotion) | $39.00 | 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


### AppIdeasApp

[App page](https://appshunter.io/ios/app/appideasapp/id6476480047)

Capture and organize all your app concepts, from names and features to color palettes and technology. Never lose another brilliant idea with this tool designed to help you remember and build your next project.

**Highlights:** Brainstorm app names, Organize feature ideas, Track color schemes, Note technology requirements, Set brainstorming goals, Monitor shipping goals, Progress widget

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $0.99 | per month |
| All Access | $9.99 | per year |
| Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Soulver 4 free?

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

### Is AppIdeasApp free?

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

### Which has better reviews, Soulver 4 or AppIdeasApp?

AppIdeasApp is rated higher. Soulver 4 averages 4.9 out of 5 from 429 ratings, while AppIdeasApp averages 5.0 from 3 ratings.

### Do Soulver 4 or AppIdeasApp have ads?

Neither Soulver 4 nor AppIdeasApp shows ads.

### Which is updated more often, Soulver 4 or AppIdeasApp?

Soulver 4 ships an update monthly, and AppIdeasApp every 3 days. Most recently, Soulver 4 was updated on October 21, 2026 and AppIdeasApp 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.*