# Soulver 4 vs DelayDrop

The clearest difference is review sentiment: DelayDrop at 100% against Soulver 4's 76%. DelayDrop also leads on monetization model (free with in-app purchases vs paid). On price, update cadence, 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 DelayDrop sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Soulver 4 ships an update monthly, DelayDrop every 3 weeks. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Soulver 4 | DelayDrop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (429 ratings)](https://appshunter.io/ios/app/soulver-4/id1508732804/reviews)** | — |
| Number of ratings | **429** | — |
| Positive reviews | 76.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 39 MB | 10 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Zac Cohan](https://appshunter.io/developer/1508732803) | [Adrian Ross](https://appshunter.io/developer/299463214) |

## 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


### DelayDrop

[App page](https://appshunter.io/ios/app/delaydrop/id6670464187)

Effortlessly send any content from one Apple device to another, even if the receiving device is locked or offline. This tool streamlines sharing links, files, images, and text across your iPhone, iPad, and Mac without interruption.

**Highlights:** Send links, files, images, text from any app, Works with locked or offline devices, Cross-device compatibility (iPhone, iPad, Mac), No signup or login required, Private and end-to-end encrypted, Ad-free and no tracking

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DelayDrop Subscription | $2.99 | per month |
| DelayDrop Subscription | $7.99 | per year |


## Frequently asked questions

### Is Soulver 4 free?

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

### Is DelayDrop free?

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

### Do Soulver 4 or DelayDrop have ads?

Neither Soulver 4 nor DelayDrop shows ads.

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

Soulver 4 ships an update monthly, and DelayDrop every 3 weeks. Most recently, Soulver 4 was updated on October 14, 2026 and DelayDrop on October 3, 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.*