# DELTAproject vs DokPro Business

The clearest difference is in-app purchases: DELTAproject at none against DokPro Business's 2. DokPro Business's advantage is update cadence (every 3 months vs every 46 months) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. DokPro Business sells 2 in-app purchases, starting at $5.99 per month. DELTAproject asks for nothing beyond the download.

DELTAproject ships an update every 46 months, DokPro Business every 3 months. The most recent releases landed on October 29, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | DELTAproject | DokPro Business |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 46 months | **Every 3 months** |
| Size | 3 MB | 93 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [aQ Engineering GmbH](https://appshunter.io/developer/490204758) | [PSE Solutions GmbH](https://appshunter.io/developer/1438642518) |

## What reviewers say

### DELTAproject

[App page](https://appshunter.io/ios/app/deltaproject/id490204755)

**Features:** macOS Compatibility

**In-app purchases:** none


### DokPro Business

[App page](https://appshunter.io/ios/app/dokpro-business/id1474199631)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $5.99 | per month |
| Standard | $2.99 | one-time |


## Frequently asked questions

### Is DELTAproject free?

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

### Is DokPro Business free?

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

### Do DELTAproject or DokPro Business have ads?

Neither DELTAproject nor DokPro Business shows ads.

### Which is updated more often, DELTAproject or DokPro Business?

DELTAproject ships an update every 46 months, and DokPro Business every 3 months. Most recently, DELTAproject was updated on October 29, 2026 and DokPro Business on November 6, 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.*